935201270115 [NXP]

IC COLOR SIGNAL DECODER, PDSO24, 7.50 MM, PLASTIC, MS-013AD, SOT-137-1, SOP-24, Color Signal Converter;
935201270115
型号: 935201270115
厂家: NXP    NXP
描述:

IC COLOR SIGNAL DECODER, PDSO24, 7.50 MM, PLASTIC, MS-013AD, SOT-137-1, SOP-24, Color Signal Converter

光电二极管 商用集成电路
文件: 总18页 (文件大小:104K)
中文:  中文翻译
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INTEGRATED CIRCUITS  
DATA SHEET  
TDA8315T  
Integrated NTSC decoder  
and sync processor  
September 1994  
Preliminary specification  
File under Integrated Circuits, IC02  
Philips Semiconductors  
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
FEATURES  
GENERAL DESCRIPTION  
CVBS or Y/C input  
The TDA8315T is an alignment-free NTSC decoder/sync  
processor. The device can be used for normal television  
applications and for Picture-in-Picture (PIP) applications.  
Integrated chrominance trap and bandpass filters  
(automatically calibrated)  
The input signal can be either CVBS or Y/C and at the  
outputs the following signals are available:  
Integrated luminance delay line  
Alignment-free NTSC colour decoder  
Luminance signal  
Horizontal PLL with an alignment-free horizontal  
Colour difference signals (U and V)  
Horizontal and vertical synchronization pulses  
Back porch clamping pulse (burst-key pulse).  
oscillator  
Vertical count-down circuit  
Low dissipation (320 mW)  
Small amount of peripheral components compared with  
competition ICs.  
The supply voltage for the IC is 8 V. It is available in a  
24-pin SO package.  
QUICK REFERENCE DATA  
SYMBOL  
PARAMETER  
supply voltage (pins 11 and 12)  
supply current  
MIN.  
7.2  
TYP.  
8.0  
MAX.  
8.8  
UNIT  
VP  
IP  
V
40  
mA  
Input voltages  
V13(p-p)  
CVBS/Y input voltage (peak-to-peak value)  
1
V
V
V15(p-p)  
chrominance input voltage (peak-to-peak value)  
0.3  
Output signals  
VO(b-w)  
V21(p-p)  
V20(p-p)  
V2  
luminance output voltage (blank-to-white value)  
U output voltage (peak-to-peak value)  
V output voltage (peak-to-peak value)  
horizontal sync pulse  
1.65  
1.5  
1.5  
4
V
V
V
V
V
V
V7  
vertical sync pulse  
4
V10  
back porch clamping pulse  
4
Control voltages  
Vcontrol  
control voltages for Saturation and Hue  
0
5
V
ORDERING INFORMATION  
TYPE NUMBER  
PACKAGE  
NAME  
DESCRIPTION  
VERSION  
TDA8315T  
SO24  
plastic small outline package; 24 leads; body width 7.5 mm  
SOT137-1  
September 1994  
2
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PH1LF  
4
9
DEC  
DIG  
OSCILLATOR  
PLUS  
CONTROL  
2
5
SYNC  
SEPARATOR  
PHASE  
DETECTOR  
PULSE  
SHAPER  
DEC  
HOUT  
BG  
11  
12  
3
V
P1  
10  
7
V
CLAMP  
VOUT  
P2  
GND1  
GND2  
VERTICAL  
SYNC  
SEPARATOR  
COINCIDENCE  
DETECTOR  
H/V DIVIDER  
23  
19  
CHROMINANCE  
TRAP  
FILTER  
TUNING  
LUMINANCE  
DELAY LINE  
AMPLIFIER  
Y
13  
15  
CVBS  
CHROMA  
CVBS/Y  
SWITCH  
CHROMINANCE  
BANDPASS  
reference  
CVBS/Y  
switch  
21  
20  
U
V
NTSC  
DECODER  
MATRIX  
U/V-SIGNALS  
SATURATION  
CONTROL  
TDA8315T  
14  
22  
24 18  
17  
8
16  
MBE015  
SSC  
DEM  
SW  
SAT  
HUE  
DEC  
PLL XTAL  
FT  
ahdnbok,uflapegwidt  
Fig.1 Block diagram.  
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
PINNING  
SYMBOL PIN  
DESCRIPTION  
TEST1(1)  
HOUT  
GND1  
PH1LF  
DECBG  
TEST2(1)  
VOUT  
DEMSW  
DECDIG  
CLAMP  
VP1  
1
2
3
4
5
6
7
8
9
test pin 1  
horizontal output pulse  
ground 1 (0 V)  
phase 1 loop filter  
bandgap decoupling  
test pin 2  
handbook, halfpage  
1
2
TEST1  
HOUT  
GND1  
PH1LF  
XTAL  
24  
23  
GND2  
vertical output pulse  
demodulation angle switch  
decoupling digital supply  
3
22 PLL  
4
21  
20  
19  
U
V
BG  
5
DEC  
TEST2  
VOUT  
10 back porch clamping pulse  
11 supply voltage 1 (+8 V)  
12 supply voltage 2 (+8 V)  
13 CVBS/Y input  
6
Y
TDA8315T  
7
18 HUE  
17 SCS  
VP2  
CVBS/Y  
DECFT  
CHROMA  
SAT  
DEM  
SW  
8
14 decoupling filter tuning  
15 chrominance and switch input  
16 saturation control input  
17 sub-carrier signal output  
18 hue control input  
DEC  
SAT  
9
16  
15  
14  
13  
DIG  
CHROMA  
10  
11  
12  
CLAMP  
DEC  
FT  
V
P1  
SCS  
V
CVBS/Y  
HUE  
P2  
Y
19 Y output  
MBE016  
V  
20 V output  
U  
21 U output  
PLL  
22 PLL colour filter  
GND2  
XTAL  
23 ground 2 (0 V)  
Fig.2 Pin configuration.  
24 3.58 MHz crystal connection  
Note  
1. In the application the test pins must be connected to  
ground.  
September 1994  
4
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
FUNCTIONAL DESCRIPTION  
CVBS or Y/C input  
Synchronization circuit  
The sync separator is preceded by a voltage controlled  
amplifier which adjusts the sync pulse amplitude to a fixed  
level. The sync pulses are then fed to the slicing stage  
(separator) which operates at 50% of the amplitude.  
The TDA8315T has a video input which can be switched  
to CVBS (with internal chrominance bandpass and trap  
filters) and to Y/C (without chrominance bandpass and  
trap filters). The switching between CVBS and Y/C is  
achieved by the DC level of the CHROMA input (pin 15).  
The separated sync pulses are fed to the first phase  
detector and to the coincidence detector. The coincidence  
detector is used to detect whether the line oscillator is  
synchronized. The PLL has a very high static steepness,  
this ensures that the phase of the picture is independent of  
the line frequency. The line oscillator operates at twice the  
line frequency.  
Integrated video filters  
The circuit contains a chrominance bandpass and trap  
circuit. The filters are realised by gyrator circuits that are  
automatically tuned by comparing the tuning frequency  
with the crystal frequency of the decoder. The  
chrominance trap can be switched off by the DC level of  
the CHROMA input.  
The oscillator network is internal. Because of the spread of  
internal components an automatic adjustment circuit has  
been added to the IC.  
The circuit compares the oscillator frequency with that of  
the crystal oscillator in the colour decoder. This results in  
a free-running frequency which deviates less than 2% from  
the typical value.  
The luminance delay line is also realised by gyrator  
circuits.  
Colour decoder  
The horizontal output pulse is derived from the horizontal  
oscillator via a pulse shaper. The pulse width of the output  
pulse is 5.4 µs, the front edge of this pulse coincides with  
the front edge of the sync pulse at the input.  
The colour decoder contains an alignment-free crystal  
oscillator, a colour killer circuit and colour difference  
demodulators. The gain of the two colour difference signal  
demodulators is identical and the phase angle of the  
reference carrier signals is 90°. This phase shift is  
achieved internally. It is possible to switch the demodulator  
angle to 110° by an internal matrix circuit. The switching is  
obtained externally via pin 8.  
The vertical output pulse is generated by a count-down  
circuit. The pulse width is approximately 380 µs. Both the  
horizontal and vertical pulses will always be available at  
the outputs even when no input signal is available.  
September 1994  
5
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
LIMITING VALUES  
In accordance with the Absolute Maximum Rating System (IEC134).  
SYMBOL  
VP  
PARAMETER  
MIN.  
MAX.  
UNIT  
supply voltage  
9.0  
V
Tstg  
Tamb  
Tsld  
Tj  
storage temperature  
25  
25  
+150  
+70  
260  
125  
°C  
°C  
°C  
°C  
operating ambient temperature  
soldering temperature for 5 s  
maximum operating junction temperature  
THERMAL CHARACTERISTICS  
SYMBOL  
PARAMETER  
VALUE  
65  
UNIT  
Rth j-a  
thermal resistance from junction to ambient in free air  
K/W  
CHARACTERISTICS  
VP = 8 V; Tamb = 25 °C; unless otherwise specified.  
SYMBOL  
Supplies  
PARAMETER  
CONDITIONS  
MIN.  
TYP.  
MAX.  
UNIT  
VP  
IP  
supply voltage (pins 11 and 12)  
supply current (pins 11 and 12)  
total power dissipation  
7.2  
8.0  
8.8  
V
40  
mA  
Ptot  
320  
mW  
CVBS or Y/C input  
CVBS/Y INPUT (PIN 13)  
V13(p-p)  
I13  
CVBS/Y input voltage (peak-to-peak value) notes 1 and 2  
CVBS/Y input current  
1
4
1.4  
V
µA  
COMBINED CHROMINANCE AND SWITCH INPUT (PIN 15)  
V15(p-p)  
chrominance input voltage  
(peak-to-peak value)  
notes 2 and 3  
note 2  
0.3  
V
V
V15(p-p)  
input signal amplitude before clipping  
occurs (peak-to-peak value)  
1
RI  
chrominance input resistance  
3
15  
5
5
1
kΩ  
pF  
V
CI  
chrominance input capacitance  
DC input voltage for Y/C operation  
DC input voltage for CVBS operation  
note 4  
V15  
V15  
4
V
Chrominance filters and luminance delay line  
CHROMINANCE TRAP CIRCUIT  
ftrap  
B
trap frequency  
3.58  
2.7  
MHz  
MHz  
dB  
luminance signal bandwidth  
colour subcarrier rejection  
note 2  
SR  
20  
September 1994  
6
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
SYMBOL  
PARAMETER  
CONDITIONS  
MIN.  
TYP.  
MAX.  
UNIT  
CHROMINANCE BANDPASS CIRCUIT  
fc  
centre frequency  
3.58  
MHz  
QBP  
bandpass quality factor  
3
Y DELAY LINE  
td  
B
delay time  
note 2  
note 2  
390  
ns  
bandwidth of internal delay line  
8
MHz  
Y OUTPUT SIGNAL (PIN19)  
V19(p-p)  
output signal amplitude  
note 1  
2.27  
V
(peak-to-peak value)  
output impedance  
top sync level  
ZO  
350  
2.85  
56  
V19  
S/N  
V
signal-to-noise ratio  
notes 2 and 5  
note 6  
dB  
Colour decoder  
CHROMINANCE AMPLIFIER  
ACCcr  
ACC control range  
24  
dB  
dB  
V  
change in amplitude of the output signals  
over the ACC range  
2
THRon  
HYSoff  
threshold colour killer ON  
hysteresis colour killer OFF  
strong input signal  
tbf  
31  
tbf  
dB  
note 2  
S/N 40 dB  
+3  
+1  
dB  
dB  
noisy input signal  
ACL CIRCUIT  
chrominance burst ratio at which the ACL  
starts to operate  
2.3  
2.7  
REFERENCE PART  
Phase-locked loop; note 7 (filter connected to pin 22)  
fCR  
catching range  
300  
500  
Hz  
∆ϕ  
phase shift for a ±400 Hz deviation of the  
oscillator frequency  
note 7  
note 2  
2
deg  
Oscillator (pin 24)  
TCosc  
temperature coefficient of fosc  
2.0  
2.5  
Hz/K  
Hz  
fosc  
fosc deviation with respect to VP  
note 2;  
250  
VP = 8 V±10%  
RI  
CI  
input resistance  
note 4  
note 4  
1.5  
kΩ  
input capacitance  
10  
pF  
HUE CONTROL INPUT (PIN 18)  
HUEcr  
hue control range  
see also Fig.3  
see also Fig.4  
±35  
±45  
deg  
dB  
SATURATION CONTROL INPUT (PIN 16)  
SATcr  
saturation control range  
52  
September 1994  
7
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
SYMBOL  
PARAMETER  
CONDITIONS  
MIN.  
TYP.  
MAX.  
UNIT  
DEMODULATOR OUTPUTS (PINS 20 AND 21)  
B
bandwidth of demodulators  
3 dB; note 8  
650  
kHz  
VO/T  
change of output signal amplitude with  
temperature  
note 2  
0.1  
%/K  
VO/VP  
change of output signal amplitude with  
supply voltage  
note 2  
±0.1  
dB  
G
gain ratio of demodulator G(U)/G(V)  
demodulator angle  
pin 8 LOW  
0.9  
1.0  
1.1  
85  
105  
90  
95  
115  
deg  
deg  
V
pin 8 HIGH  
110  
1.5  
V21(p-p)  
V20(p-p)  
U output signal amplitude at nominal  
saturation (peak-to-peak value)  
note 9  
note 9  
V output signal amplitude at nominal  
1.5  
V
saturation (peak-to-peak value)  
ZO  
VO  
output impedance (U)/(V) output  
500  
DC output voltage  
3
V
DEMODULATION ANGLE SWITCH INPUT (PIN 8)  
V8  
V8  
input voltage for 90° angle  
input voltage for 110° angle  
1
V
V
VP 1  
SUBCARRIER OUTPUT SIGNAL (PIN 17)  
V17(p-p)  
output signal amplitude  
(peak-to-peak value)  
300  
mV  
ZO  
VO  
output impedance  
DC output voltage  
250  
1.6  
V
Horizontal and vertical synchronization circuits  
SYNC VIDEO INPUT (PIN 13)  
V13  
SL  
sync pulse amplitude  
slicing level  
note 4  
50  
300  
50  
mV  
%
note 10  
VERTICAL SYNC  
tW  
width of the vertical sync pulse without sync note 11  
instability  
22  
µs  
HORIZONTAL OSCILLATOR  
ffr  
free-running frequency  
15734  
Hz  
%
ffr  
spread on free running frequency  
±2  
0.5  
fosc/VP  
frequency variation with respect to the  
supply voltage  
VP = 8 V±10%;  
note 2  
0.2  
%
fosc/T  
frequency variation with temperature  
note 2  
tbf  
Hz/K  
September 1994  
8
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
SYMBOL  
PARAMETER  
CONDITIONS  
MIN.  
TYP.  
MAX.  
UNIT  
HORIZONTAL PLL; NOTE 12 (FILTER CONNECTED TO PIN 4)  
fHR  
fCR  
S/N  
holding range PLL  
catching range PLL  
±0.9  
±1.2  
kHz  
note 2  
±0.6  
±0.9  
kHz  
dB  
signal-to-noise ratio of the video input  
signal at which the time constant is  
switched  
20  
HYS  
hysteresis at the switching point  
3
dB  
HORIZONTAL OUTPUT (PIN 2)  
VOH  
VOL  
HIGH level output voltage  
IO = 2 mA  
IO = 2 mA  
2.4  
4.0  
0.3  
V
LOW level output voltage  
output sink current  
output source current  
pulse width  
0.6  
2
V
IO(sink)  
IO(source)  
tW  
mA  
mA  
µs  
µs  
2
note 13  
5.4  
0
td  
delay time between positive edge of the  
horizontal output pulse and start of the  
horizontal sync pulse at the input  
BACK PORCH CLAMPING OUTPUT (PIN 10)  
VOH  
VOL  
HIGH level output voltage  
LOW level output voltage  
output sink current  
IO = 2 mA  
IO = 2 mA  
2.4  
4.0  
0.3  
V
0.6  
2
V
IO(sink)  
IO(source)  
tW  
mA  
mA  
µs  
µs  
output source current  
pulse width  
2
3.2  
5.2  
3.4  
5.4  
3.6  
5.6  
td  
delay time between start of clamping pulse  
and start of the start sync pulse  
VERTICAL OUTPUT (PIN 7); NOTE 14  
ffr  
free-running frequency  
locking range  
60  
Hz  
Hz  
flock  
54.6  
64.5  
divider value not locked  
locking range (lines/frame)  
HIGH level output voltage  
LOW level output voltage  
output sink current  
525  
488  
2.4  
576  
VOH  
VOL  
IO = 2 mA  
IO = 2 mA  
4.0  
0.3  
V
0.6  
2
V
IO(sink)  
IO(source)  
tW  
mA  
mA  
µs  
µs  
output source current  
pulse width (6 line periods)  
2
380  
37.5  
td  
delay time between start of the vertical sync  
pulse at the input and the positive edge of  
the output pulse  
September 1994  
9
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
Notes to the characteristics  
1. Signal with negative-going sync. Amplitude includes sync pulse amplitude.  
2. This parameter is not tested during production and is guaranteed by the design and qualified by matrix batches which  
are made in the pilot production period.  
3. Burst amplitude; for a colour bar with 75% saturation the chrominance signal amplitude is 660 mV (p-p).  
4. This parameter is not tested during production and is just given as application information for the designer of the  
television receiver.  
5. The signal-to-noise ratio is specified as a peak-to-peak signal with respect to RMS noise (bandwidth 5 MHz).  
6. At a chrominance input voltage of 660 mV (p-p) (colour bar with 75% saturation i.e. burst signal amplitude  
300 mV (p-p)) the dynamic range of the ACC is +6 and 18 dB.  
7. All frequency variations are referenced to 3.58 MHz carrier frequency.  
All oscillator specifications are measured with the Philips crystal series 9922 520.  
If the spurious response of the crystal is lower than 3 dB with respect to the fundamental frequency for a damping  
resistance of 1.5 k, oscillation at the fundamental frequency is guaranteed.  
The catching and detuning range are measured for nominal crystal parameters. These are:  
a) load resonance frequency f0 (CL = 20 pF) = 3.579545 MHz  
b) motional capacitance CM = 14.5 fF  
c) parallel capacitance C0 = 4.5 pF.  
The actual load capacitance in the application should be CL = 18 pF to account for parasitic capacitances on  
and off chip.  
The free-running frequency of the oscillator can be checked by pulling the saturation control pin to the positive supply  
rail. In that condition the colour killer is not active so that the frequency offset is visible on the screen.  
8. This value indicates the bandwidth of the complete chrominance circuit including the chrominance bandpass filter.  
The bandwidth of the demodulator low-pass filter is approximately 1 MHz.  
9. Output signal amplitude for a standard colour bar signal with 75% saturation and a demodulation angle of 90°. For a  
demodulation angle of 110° the V signal amplitude will decrease to 1.2 V (p-p) and the U signal amplitude remains  
unchanged. The nominal saturation is specified as maximum 6 dB.  
10. Slicing level independent of sync pulse amplitude. The slicing level of the vertical sync separator is 70% (slicing level  
in direction of black level) during strong signal reception (no noise detected in the incoming signal) and 30% during  
weak signal reception.  
11. The horizontal and vertical sync are stable while processing Copy Guard signals and signals with phase shifted sync  
pulses (stretched tapes). Trick mode conditions of the VCR will also not disturb the synchronization. The value given  
is the delay caused by the vertical sync pulse integrator. The integrator has been designed such that the vertical sync  
is not disturbed for special anti-copy tapes with vertical sync pulses with an on/off time of 10/22 µs.  
12. To obtain a good performance for both weak signal and VCR playback the time constant of the first control loop is  
switched depending on the input signal condition. Therefore the circuit contains a noise detector and the time  
constant is switched to ‘slow’ when excessive noise is present in the signal. In the ‘fast’ mode during the vertical  
retrace time the phase detector current is increased 50% so that phase errors due to head-switching of the VCR are  
corrected as soon as possible.  
To prevent the horizontal synchronization being disturbed by anti-copy guard signals such as Macrovision the phase  
detector is gated during the vertical retrace period so that pulses during scan have no effect on the output voltage.  
The width of the gate pulse is approximately 12 µs. during weak signal conditions (noise detector active) the gating  
is active during the complete scan period and the width of the gate pulse is reduced to 5.7 µs so that the effect of the  
noise is reduced to a minimum.  
The output current of the phase detector in the two modes is shown in Table 1.  
September 1994  
10  
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
13. The horizontal output pulses are obtained from the horizontal oscillator by a pulse shaper. The width of the output  
pulse is approximately 5.4 µs and the rising edge of the pulse symmetrically coincides with the start of the sync pulse  
at the input.  
14. The vertical output pulses are generated by a divider circuit. The vertical output pulse has a delay of 37.5 µs with  
respect to the start of the vertical sync pulse at the input. This is caused by the clock frequency of the divider being  
twice the horizontal frequency.  
This divider circuit has 2 modes of operation:  
Search mode (large window).  
This mode is switched on when the circuit is not synchronized or, when a non-standard signal is received (the number  
of lines per frame outside the range is between 261 and 264). In the search mode the divider can be triggered  
between line 244 and line 288 (approximately 54 to 64.5 Hz).  
Standard mode (narrow window).  
This mode is switched on when more than 15 successive vertical sync pulses are detected in the narrow window.  
When the circuit is in the standard mode and a vertical sync pulse is missing the output pulse is generated at the end  
of the window. Consequently, the disturbance of the picture is very small. The circuit will switch back to the search  
window when, for 6 successive vertical periods, no sync pulses are found within the window. When no input signal  
is available the divider generates output pulses with a timing of 262.5 lines (standard 60 Hz signal).  
Table 1 Output current of phase detector.  
CURRENT PHASE DETECTOR DURING  
SCAN (µA)  
VERTICAL RETRACE (µA)  
GATED YES/NO  
Weak signal and synchronized  
Strong signal and synchronized  
Not synchronized  
30  
180  
180  
30  
270  
270  
YES (5.7 µs)  
YES (12 µs)(1)  
NO  
Note  
1. Vertical retrace.  
QUALITY SPECIFICATION  
Quality level in accordance with SNW-FQ-611-part E.  
SYMBOL  
ESD  
PARAMETER  
RANGE A(2)  
RANGE B(3)  
UNIT  
protection circuit specification (note 1)  
>2000  
100  
>200  
200  
0
V
pF  
1500  
Notes  
1. All pins are protected against ESD by means of internal clamping diodes.  
2. Range A is for Human body model.  
3. Range B is for machine model.  
Latch up  
All pins meet the specification:  
I
trigger 100 mA or 1.5 VDDmax  
trigger ≤ −100 mA or ≤ −0.5 VDDmax  
I
.
September 1994  
11  
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
MBE018  
MBE017  
handbook, halfpage  
200  
handbook, halfpage  
40  
(deg)  
20  
(%)  
150  
0
100  
50  
20  
0
0
40  
1
2
3
4
5
0
1
2
3
4
5
(V)  
(V)  
Fig.3 Hue control curve  
Fig.4 Saturation control curve.  
September 1994  
12  
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
PACKAGE OUTLINE  
15.6  
15.2  
7.6  
7.4  
A
10.65  
10.00  
0.1 S  
S
0.9  
0.4  
(4x)  
24  
13  
1.1  
1.0  
2.45  
2.25  
2.65  
0.3  
0.1  
0.32  
2.35  
0.23  
pin 1  
index  
1.1  
0.5  
o
0 to 8  
1
12  
detail A  
MBC235 - 1  
0.49  
0.36  
0.25 M  
(24x)  
1.27  
Dimensions in mm.  
Fig.5 Plastic small outline package; 24 leads; large body (SO24, SOT137-1).  
September 1994  
13  
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
SOLDERING  
REPAIRING SOLDERED JOINTS (BY HAND-HELD SOLDERING  
IRON OR PULSE-HEATED SOLDER TOOL)  
Plastic small-outline packages  
BY WAVE  
Fix the component by first soldering two, diagonally  
opposite, end pins. Apply the heating tool to the flat part of  
the pin only. Contact time must be limited to 10 s at up to  
300 °C. When using proper tools, all other pins can be  
soldered in one operation within 2 to 5 s at between 270  
and 320 °C. (Pulse-heated soldering is not recommended  
for SO packages.)  
During placement and before soldering, the component  
must be fixed with a droplet of adhesive. After curing the  
adhesive, the component can be soldered. The adhesive  
can be applied by screen printing, pin transfer or syringe  
dispensing.  
For pulse-heated solder tool (resistance) soldering of VSO  
packages, solder is applied to the substrate by dipping or  
by an extra thick tin/lead plating before package  
placement.  
Maximum permissible solder temperature is 260 °C, and  
maximum duration of package immersion in solder bath is  
10 s, if allowed to cool to less than 150 °C within 6 s.  
Typical dwell time is 4 s at 250 °C.  
A modified wave soldering technique is recommended  
using two solder waves (dual-wave), in which a turbulent  
wave with high upward pressure is followed by a smooth  
laminar wave. Using a mildly-activated flux eliminates the  
need for removal of corrosive residues in most  
applications.  
BY SOLDER PASTE REFLOW  
Reflow soldering requires the solder paste (a suspension  
of fine solder particles, flux and binding agent) to be  
applied to the substrate by screen printing, stencilling or  
pressure-syringe dispensing before device placement.  
Several techniques exist for reflowing; for example,  
thermal conduction by heated belt, infrared, and  
vapour-phase reflow. Dwell times vary between 50 and  
300 s according to method. Typical reflow temperatures  
range from 215 to 250 °C.  
Preheating is necessary to dry the paste and evaporate  
the binding agent. Preheating duration: 45 min at 45 °C.  
September 1994  
14  
Philips Semiconductors  
Preliminary specification  
Integrated NTSC decoder  
and sync processor  
TDA8315T  
DEFINITIONS  
Data sheet status  
Objective specification  
Preliminary specification  
Product specification  
This data sheet contains target or goal specifications for product development.  
This data sheet contains preliminary data; supplementary data may be published later.  
This data sheet contains final product specifications.  
Limiting values  
Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or  
more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation  
of the device at these or at any other conditions above those given in the Characteristics sections of the specification  
is not implied. Exposure to limiting values for extended periods may affect device reliability.  
Application information  
Where application information is given, it is advisory and does not form part of the specification.  
LIFE SUPPORT APPLICATIONS  
These products are not designed for use in life support appliances, devices, or systems where malfunction of these  
products can reasonably be expected to result in personal injury. Philips customers using or selling these products for  
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such  
improper use or sale.  
September 1994  
15  
Philips Semiconductors – a worldwide company  
Argentina: IEROD, Av. Juramento 1992 - 14.b, (1428)  
BUENOS AIRES, Tel. (541)786 7633, Fax. (541)786 9367  
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KARACHI 75600, Tel. (021)587 4641-49,  
Fax. (021)577035/5874546.  
Tel. (02)805 4455, Fax. (02)805 4466  
Philippines: PHILIPS SEMICONDUCTORS PHILIPPINES Inc,  
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Apartado 300, 2795 LINDA-A-VELHA,  
Tel. (01)14163160/4163333, Fax. (01)14163174/4163366.  
Brazil: Rua do Rocio 220 - 5th floor, Suite 51,  
CEP: 04552-903-SÃO PAULO-SP, Brazil.  
P.O. Box 7383 (01064-970).  
Singapore: Lorong 1, Toa Payoh, SINGAPORE 1231,  
Tel. (65)350 2000, Fax. (65)251 6500  
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Tel. (011)821-2333, Fax. (011)829-1849  
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Chile: Av. Santa Maria 0760, SANTIAGO,  
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Tel. (011)470-5911, Fax. (011)470-5494.  
Tel. (02)773 816, Fax. (02)777 6730  
Colombia: IPRELENSO LTDA, Carrera 21 No. 56-17,  
77621 BOGOTA, Tel. (571)249 7624/(571)217 4609,  
Fax. (571)217 4549  
Denmark: Prags Boulevard 80, PB 1919, DK-2300 COPENHAGEN S,  
Tel. (032)88 2636, Fax. (031)57 1949  
Finland: Sinikalliontie 3, FIN-02630 ESPOO,  
Tel. (9)0-50261, Fax. (9)0-520971  
France: 4 Rue du Port-aux-Vins, BP317,  
92156 SURESNES Cedex,  
Tel. (01)4099 6161, Fax. (01)4099 6427  
Germany: P.O. Box 10 63 23, 20043 HAMBURG,  
Tel. (040)3296-0, Fax. (040)3296 213.  
Greece: No. 15, 25th March Street, GR 17778 TAVROS,  
Tel. (01)4894 339/4894 911, Fax. (01)4814 240  
Hong Kong: PHILIPS HONG KONG Ltd., 6/F Philips Ind. Bldg.,  
24-28 Kung Yip St., KWAI CHUNG, N.T.,  
Spain: Balmes 22, 08007 BARCELONA,  
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Sweden: Kottbygatan 7, Akalla. S-164 85 STOCKHOLM,  
Tel. (0)8-632 2000, Fax. (0)8-632 2745  
Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH,  
Tel. (01)488 2211, Fax. (01)481 77 30  
Taiwan: PHILIPS TAIWAN Ltd., 23-30F, 66, Chung Hsiao West  
Road, Sec. 1. Taipeh, Taiwan ROC, P.O. Box 22978,  
TAIPEI 100, Tel. (02)388 7666, Fax. (02)382 4382.  
Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd.,  
209/2 Sanpavuth-Bangna Road Prakanong,  
Bangkok 10260, THAILAND,  
Tel. (662)398-0141, Fax. (662)398-3319.  
Turkey:Talatpasa Cad. No. 5, 80640 GÜLTEPE/ISTANBUL,  
Tel. (0212)279 2770, Fax. (0212)269 3094  
United Kingdom: Philips Semiconductors LTD.,  
276 Bath road, Hayes, MIDDLESEX UB3 5BX,  
Tel. (081)73050000, Fax. (081)7548421  
United States:811 East Arques Avenue, SUNNYVALE,  
CA 94088-3409, Tel. (800)234-7381, Fax. (708)296-8556  
Uruguay: Coronel Mora 433, MONTEVIDEO,  
Tel. (852)424 5121, Fax. (852)428 6729  
India: Philips INDIA Ltd, Shivsagar Estate, A Block ,  
Dr. Annie Besant Rd. Worli, Bombay 400 018  
Tel. (022)4938 541, Fax. (022)4938 722  
Indonesia: Philips House, Jalan H.R. Rasuna Said Kav. 3-4,  
P.O. Box 4252, JAKARTA 12950,  
Tel. (02)70-4044, Fax. (02)92 0601  
Tel. (021)5201 122, Fax. (021)5205 189  
Ireland: Newstead, Clonskeagh, DUBLIN 14,  
Tel. (01)640 000, Fax. (01)640 200  
For all other countries apply to: Philips Semiconductors,  
International Marketing and Sales, Building BE-p,  
P.O. Box 218, 5600 MD, EINDHOVEN, The Netherlands,  
Telex 35000 phtcnl, Fax. +31-40-724825  
Italy: PHILIPS SEMICONDUCTORS S.r.l.,  
Piazza IV Novembre 3, 20124 MILANO,  
Tel. (0039)2 6752 2531, Fax. (0039)2 6752 2557  
Japan: Philips Bldg 13-37, Kohnan2-chome, Minato-ku, TOKYO 108,  
SCD34  
© Philips Electronics N.V. 1994  
Tel. (03)3740 5028, Fax. (03)3740 0580  
Korea: (Republic of) Philips House, 260-199 Itaewon-dong,  
All rights are reserved. Reproduction in whole or in part is prohibited without the  
prior written consent of the copyright owner.  
Yongsan-ku, SEOUL, Tel. (02)794-5011, Fax. (02)798-8022  
Malaysia: No. 76 Jalan Universiti, 46200 PETALING JAYA,  
SELANGOR, Tel. (03)750 5214, Fax. (03)757 4880  
Mexico: 5900 Gateway East, Suite 200, EL PASO, TX 79905,  
Tel. 9-5(800)234-7381, Fax. (708)296-8556  
Netherlands: Postbus 90050, 5600 PB EINDHOVEN, Bldg. VB  
The information presented in this document does not form part of any quotation  
or contract, is believed to be accurate and reliable and may be changed without  
notice. No liability will be accepted by the publisher for any consequence of its  
use. Publication thereof does not convey nor imply any license under patent- or  
other industrial or intellectual property rights.  
Tel. (040)783749, Fax. (040)788399  
Printed in The Netherlands  
New Zealand: 2 Wagener Place, C.P.O. Box 1041, AUCKLAND,  
Tel. (09)849-4160, Fax. (09)849-7811  
533061/1500/01/pp16  
Date of release: September 1994  
9397 739 00011  
Norway: Box 1, Manglerud 0612, OSLO,  
Tel. (022)74 8000, Fax. (022)74 8341  
Document order number:  
Philips Semiconductors  
Philips Semiconductors: Product information on TDA8315T, Integrated NTSC decoder and sync processor  
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TDA8315T; Integrated NTSC decoder and sync processor  
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The TDA8315T is an alignment-free NTSC decoder/sync processor. The device can be used for normal television applications and for Picture-in-Picture (PIP) applications. The input signal can be  
either CVBS or Y/C and at the outputs the following signals are available:  
-
-
-
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-
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About search  
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- Luminance signal  
- Colour difference signals (U and V)  
- Horizontal and vertical synchronization pulses  
Catalog & Datasheets  
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TDA8315T  
TDA8315T  
Back porch clamping pulse (burst-key pulse). The supply voltage for the IC is 8 V. It is available in a 24-pin SO package.  
Features  
Go  
CVBS or Y/C input  
Integrated chrominance trap and bandpass filters (automatically calibrated)  
Integrated luminance delay line  
Alignment-free NTSC colour decoder  
Horizontal PLL with an alignment-free horizontal oscillator  
Vertical count-down circuit  
Low dissipation (320 mW)  
Small amount of peripheral components compared with competition ICs.  
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release date  
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count  
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(kB)  
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TDA8315T Integrated NTSC decoder and sync processor 01-Sep-94  
Preliminary  
Specification  
16  
66  
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of tda8315t  
Products, packages, availability and ordering  
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Philips Semiconductors: Product information on TDA8315T, Integrated NTSC decoder and sync processor  
marking/packing  
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IC packing info  
Partnumber  
North American Partnumber Order code (12nc)  
package  
device status  
buy online  
SOT137 (SO24; MS-013AD; 075E05)  
SOT137 (SO24; MS-013AD; 075E05)  
TDA8315T/N3 TDA8315TD  
TDA8315TD-G  
9352 012 70112 Standard Marking * Tube  
Samples available  
Samples available  
-
-
order this  
order this  
9352 012 70115 Standard Marking * Reel Pack, SMD, 7"  
Parametrics  
Go  
Vertical  
sync  
output  
pulse(V)  
Integrated  
Horizontal chroma trap  
Horizontal  
PLL with  
alignment-free  
horizontal  
oscillator  
CVBS CVBS/Y  
and Y/C input  
U
Supply  
voltage  
(V)typ.  
Chrominance  
input  
voltageVp-p  
Integrated Output voltage  
luminance (black-to-white)  
delay line Vp-p typ(V)  
Vertical  
count-down  
circuitry  
Output  
voltage(V)  
Power  
Alignment-free  
sync  
output  
and bandpass  
filters  
output  
voltage  
Vp-p  
Typenumber Package  
SOT137  
Dissipation(mW) NTSC decoder  
input  
voltage  
handling Vp-p  
pulse(V) (automatically  
calibrated)  
8 ±10  
%
(SO24,  
MS-013AD,  
TDA8315T/N3  
1.5  
320  
yes  
0.3  
yes  
1
yes  
4
yes  
yes  
1.65  
1.5  
yes  
4
075E05)  
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Royal Philips Electronics  
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