AFC818YL2MK1T [MURATA]
Continuous Time Filter, 2 Func, Chebyshev, Lowpass;型号: | AFC818YL2MK1T |
厂家: | muRata |
描述: | Continuous Time Filter, 2 Func, Chebyshev, Lowpass |
文件: | 总3页 (文件大小:128K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
HIGH FREQUENCY DEVICES
HIGH FREQUENCY ACTIVE FILTERS
AF Series
FEATURES
ꢀ Wide filtering frequency range available (up to 30MHz)
ꢀ High precision: (examples)
1) 0.3dB typical pass band ripple for AFC820YL630KK1T
2) 4mrad2 typical phase distortion for AFC820YL630KK1T
3) 30nsec. typical GDT deviation for AFM834YL1900KK1
ꢀ Excellent IM suppression: (ex.) +28dBm IP3 for
AFC820YL630KK1T
ꢀ No insertion loss
ꢀ Low current consumption: (ex.) 4mA typical for
AFC820YL630KK1T
ꢀ Small size and surface mountable
ꢀ Added functions easily integrated (e.g.: built-in 75ꢀ load
drivers, gain adjustment with external resistor values,
multiple filter chains)
APPLICATIONS
ꢀ Wireless communications: cdmaOne, cdma2000, W-CDMA
base station and WLL
ꢀ Wired communications: xDSL modem, cable modem
ꢀ
Audio/Visual Equipment: DTV, HDTV, DSS-STB, MPEG2
video processor
PART NUMBERING SYSTEM
AF
L
7
13
YL
2500K
K
1
DESIGNATES
FILTER TYPE
FILTER RESPONSE
FILTER
OUTWARD FORM
CUT OFF
REVISION
REVISION
NUMBER
1, 2, 3,…
ACTIVE FILTER B: Band pass filter
0: 2nd order band pass filter ORDER Example YL: Printed OR CENTER SYMBOL
C: Combination of filters 1: Butterworth
resin coating and
leaded surface
mount package
FREQUENCY A, B, C,…:
E: Equalizer
2: Chebyshev
(Hz), OR
SERIAL
without group
H: High pass filter
L: Low pass filter
M: Module including
filter circuits
3: Group delay equalizer
4: Amplitude equalizer
5: Bessel
delay equalizers
K, L, M,…:
NUMBER
with group
6: Unused number
7: Butterworth-Chebyshev
8: Dual Chebyshev
9: Others or combinations
delay equalizers
X: custom products
R: band Reject filter
SPECIFICATIONS (Represents only a few examples.)
Cutoff/
Center
Freq.
Supply
Voltage
& Icc
Stopband
Rejection
(dB)
Passband
Ripple
(dB)
GDT Dev.
or
Phase Dev.
Output Number
Level Channels
Input/Output
Impedance
Filter
Function
Part Number
Applications
Low Pass for
transmitter
& receiver
baseband
Phase Distortion
<10 mrad^2
cdmaOne base
+5V
>35dB @
<0.6dB
High input imp./
Low output imp.
AFC820YL630KK1T
630kHz 0dB
2
2
2
3
station & WLL
4mA (typ.) 900kHz ~ 5MHz
@ 1kHz ~ 630Hz
@ 1kHz ~ 630kHz
[IS-95,1.2288Mcps]
cdma2000
Low Pass for
(W-CDMA, UMTS) transmitter
1.84MHz
0dB
5V
4mA (typ.)
>35dB @
5MHz 2MHz
<1.0dB
<200nsec
High input imp./
AFC818YL2MK1T
AFM834YL1900KK1
AFM712YL30MK1
base station
& receiver
(2MHz)
@ 100kHz ~ 1.84MHz @ 100kHz ~ 1.84MHz Low output imp.
[3.6864,(3.84)Mcps] baseband
Low Pass for
W-CDMA, UMTS
base station
[3.84Mcps]
High input imp./
50 ohms typ.
for output imp.
transmitter
& receiver
baseband
5V
>55dB @
5MHz 2MHz
<0.6dB
@ 1kHz ~ 1.5MHz
<60nsec
@ 1kHz ~ 1.92MHz
1.92MHz –6dB
30MHz
28mA (typ.)
Low Pass
10nsec ~ 20nsec
@ 1MHz
31nsec ~ 51nsec
@27MHz
High input imp./
75 ohms typ. for
Output 1 & low
imp. for Output 2
DTV (ATSC)
HD-STB
with output
Amp.for YUV
video-out
+9V
95mA (max.)
–0.8dB ~ 1.2dB @ 20MHz
normalized at 100kHz
&
–7dB
>20dB @ 44MHz
15 MHz
282
CG01-J
HIGH FREQUENCY DEVICES
HIGH FREQUENCY ACTIVE FILTERS
AF Series
TYPICAL FILTER TYPES
LOW PASS FILTER
HIGH PASS FILTER
BAND PASS FILTER
EQUALIZER
BAND REJECT FILTER
TYPICAL FILTER RESPONSES
SECOND ORDER
BAND PASS FILTER
BUTTERWORTH
CHEBYSHEV
BUTTERWORTH
CHEBYSHEV
DUAL
CHEBYSHEV
TYPICAL OVERALL CHARACTERISTICS
AFC820YL630K1T
TYPICAL OVERALL CHARACTERISTICS
AFC818YL2MK1T
1600
1400
1200
1000
800
600
400
200
0
10
0
–10
–20
–30
–40
10
9
8
7
6
5
4
3
2
1
0
Gain
Gain
0
–10
–20
–30
GDT
–40
–50
–60
–70
–50
GDT
–60
–70
–80
0.1
100
Frequency (MHz)
10000
0.1
10.0
1.0
Frequency (MHz)
10
1000
100.0
TYPICAL OVERALL CHARACTERISTICS
AFM712YL30MK1
TYPICAL IM CHARACTERISTICS
AFC820YL630KK1T
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
120
100
80
60
40
20
0
10
0
Terminated by 75 ohms
at output 2
Gain
–10
–20
–30
–40
–50
–60
GDT
0
20
40
60
80
100
–14
–12
–10
–8
–6
–4
–2
0
Frequency (MHz)
2 tone signal level [dBm] (fl=400kHz, f2=500kHz)
CG01-J
283
HIGH FREQUENCY DEVICES
HIGH FREQUENCY ACTIVE FILTERS
DIMENSIONS
MECHANICAL DRAWING–HF-AF
DIMENSIONS: mm
AFC820YL630KK1T
AFC818YL2MK1T
4.8 max.
15.6 0.5
15.6 0.5
4.8 max.
A1G
M
A1F
M
AFM834YL1900KK1
AFM712YL30MK1
33.4 0.5
4.7 max.
4.8 max.
33.4 0.5
A1E
M
A0R
MURATA
TYPICAL APPLICATIONS OF LOW PASS FILTER & EQUALIZER
CDMA BASE STATION APPLICATION
DTV APPLICATION
Demodulator
MPEG2
Decorder
Digital
Tuner
AGC
A/D
cos (wt)
A/D
I-PN Sequence
Modulator
I
Equalizer
LPF
Video
Signal
RF
U or V signal
75 ohms out
630kHz
315kHz
Mixing
DAC
LPF
Part
Direct LPF out
Equalizer
15MHz
LPF
Y signal
75 ohms out
Q-PN Sequence
LPF
sin (wt)
AFC820YL630KK1T
Direct LPF out
30MHz
V or U signal
75 ohms out
LPF
Direct LPF out
15MHz
AFM712YL30MK1
284
CG01-J
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