TJA1050T/V,118 [NXP]

TJA1050 - High-speed CAN transceiver SOIC 8-Pin;
TJA1050T/V,118
型号: TJA1050T/V,118
厂家: NXP    NXP
描述:

TJA1050 - High-speed CAN transceiver SOIC 8-Pin

电信 光电二极管 电信集成电路
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INTEGRATED CIRCUITS  
DATA SHEET  
TJA1050  
High speed CAN transceiver  
Product specification  
2003 Oct 22  
Supersedes data of 2002 May 16  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
FEATURES  
GENERAL DESCRIPTION  
Fully compatible with the “ISO 11898” standard  
High speed (up to 1 Mbaud)  
The TJA1050 is the interface between the Controller Area  
Network (CAN) protocol controller and the physical bus.  
The device provides differential transmit capability to the  
bus and differential receive capability to the CAN  
controller.  
Very low ElectroMagnetic Emission (EME)  
Differential receiver with wide common-mode range for  
high ElectroMagnetic Immunity (EMI)  
The TJA1050 is the third Philips high-speed CAN  
transceiver after the PCA82C250 and the PCA82C251.  
The most important differences are:  
An unpowered node does not disturb the bus lines  
Transmit Data (TXD) dominant time-out function  
Silent mode in which the transmitter is disabled  
Much lower electromagnetic emission due to optimal  
matching of the output signals CANH and CANL  
Bus pins protected against transients in an automotive  
environment  
Improved behaviour in case of an unpowered node  
No standby mode.  
Input levels compatible with 3.3 V and 5 V devices  
Thermally protected  
This makes the TJA1050 eminently suitable for use in  
nodes that are in a power-down situation in partially  
powered networks.  
Short-circuit proof to battery and to ground  
At least 110 nodes can be connected.  
QUICK REFERENCE DATA  
SYMBOL  
VCC  
PARAMETER  
supply voltage  
CONDITIONS  
MIN. MAX. UNIT  
4.75  
27  
27  
1.5  
5.25  
+40  
+40  
3
V
VCANH  
DC voltage at pin CANH  
0 < VCC < 5.25 V; no time limit  
0 < VCC < 5.25 V; no time limit  
dominant  
V
VCANL  
DC voltage at pin CANL  
V
Vi(dif)(bus)  
tPD(TXD-RXD)  
Tvj  
differential bus input voltage  
propagation delay TXD to RXD  
virtual junction temperature  
V
VS = 0 V; see Fig.7  
250  
ns  
40  
+150 °C  
ORDERING INFORMATION  
TYPE  
PACKAGE  
NUMBER  
NAME  
DESCRIPTION  
VERSION  
TJA1050T  
TJA1050U  
SO8  
plastic small outline package; 8 leads; body width 3.9 mm  
SOT96-1  
bare die; die dimensions 1700 × 1280 × 380 µm  
2003 Oct 22  
2
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
BLOCK DIAGRAM  
V
CC  
3
8
S
30 µA  
V
CC  
GND  
TEMPERATURE  
PROTECTION  
200  
µA  
TXD  
1
DOMINANT  
TIME-OUT  
TIMER  
DRIVER  
TXD  
RXD  
7
V
CC  
CANH  
CANL  
25  
kΩ  
4
5
0.5V  
CC  
25  
kΩ  
RECEIVER  
GND  
GND  
6
REFERENCE  
VOLTAGE  
TJA1050  
V
ref  
2
MGS374  
GND  
Fig.1 Block diagram.  
PINNING  
SYMBOL  
PIN  
DESCRIPTION  
TXD  
1
transmit data input; reads in data  
from the CAN controller to the bus  
line drivers  
handbook, halfpage  
GND  
VCC  
2
3
4
ground  
TXD  
1
2
3
4
8
S
supply voltage  
GND  
7
6
5
CANH  
CANL  
RXD  
receive data output; reads out  
data from the bus lines to the  
CAN controller  
TJA1050T  
V
CC  
V
RXD  
ref  
Vref  
5
6
7
8
reference voltage output  
LOW-level CAN bus line  
HIGH-level CAN bus line  
MGS375  
CANL  
CANH  
S
select input for high-speed mode  
or silent mode  
Fig.2 Pin configuration.  
2003 Oct 22  
3
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
FUNCTIONAL DESCRIPTION  
Control pin S allows two operating modes to be selected:  
high-speed mode or silent mode.  
The TJA1050 is the interface between the CAN protocol  
controller and the physical bus. It is primarily intended for  
high-speed automotive applications using baud rates from  
60 kbaud up to 1 Mbaud. It provides differential transmit  
capability to the bus and differential receiver capability to  
the CAN protocol controller. It is fully compatible to the  
“ISO 11898” standard.  
The high-speed mode is the normal operating mode and is  
selected by connecting pin S to ground. It is the default  
mode if pin S is not connected. However, to ensure EMI  
performance in applications using only the high-speed  
mode, it is recommended that pin S is connected to  
ground.  
A current-limiting circuit protects the transmitter output  
stage from damage caused by accidental short-circuit to  
either positive or negative supply voltage, although power  
dissipation increases during this fault condition.  
In the silent mode, the transmitter is disabled. All other  
IC functions continue to operate. The silent mode is  
selected by connecting pin S to VCC and can be used to  
prevent network communication from being blocked, due  
to a CAN controller which is out of control.  
A thermal protection circuit protects the IC from damage  
by switching off the transmitter if the junction temperature  
exceeds a value of approximately 165 °C. Because the  
transmitter dissipates most of the power, the power  
dissipation and temperature of the IC is reduced. All other  
IC functions continue to operate. The transmitter off-state  
resets when pin TXD goes HIGH. The thermal protection  
A ‘TXD dominant time-out’ timer circuit prevents the bus  
lines being driven to a permanent dominant state (blocking  
all network communication) if pin TXD is forced  
permanently LOW by a hardware and/or software  
application failure. The timer is triggered by a negative  
edge on pin TXD. If the duration of the LOW-level on  
circuit is particularly needed when a bus line short-circuits. pin TXD exceeds the internal timer value, the transmitter is  
disabled, driving the bus into a recessive state. The timer  
is reset by a positive edge on pin TXD.  
The pins CANH and CANL are protected from automotive  
electrical transients (according to “ISO 7637”; see Fig.4).  
Table 1 Function table of the CAN transceiver; X = don’t care  
VCC  
TXD  
S
CANH  
CANL  
BUS STATE  
RXD  
4.75 V to 5.25 V  
LOW  
LOW (or  
floating)  
HIGH  
LOW  
dominant  
LOW  
4.75 V to 5.25 V  
4.75 V to 5.25 V  
X
HIGH  
X
0.5VCC  
0.5VCC  
0.5VCC  
0.5VCC  
recessive  
recessive  
HIGH  
HIGH  
HIGH (or  
floating)  
<2 V (not powered)  
2 V < VCC < 4.75 V  
X
X
X
0 V < VCANH < VCC 0 V < VCANL < VCC  
0 V < VCANH < VCC 0 V < VCANL < VCC  
recessive  
recessive  
X
X
>2 V  
2003 Oct 22  
4
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
LIMITING VALUES  
In accordance with the Absolute Maximum Rating System (IEC 60134). All voltages are referenced to GND (pin 2).  
Positive currents flow into the IC.  
SYMBOL  
VCC  
VCANH  
PARAMETER  
supply voltage  
CONDITIONS  
MIN.  
0.3  
MAX.  
+6  
UNIT  
V
V
DC voltage at pin CANH  
0 < VCC < 5.25 V;  
no time limit  
27  
+40  
VCANL  
DC voltage at pin CANL  
0 < VCC < 5.25 V;  
no time limit  
27  
+40  
V
VTXD  
DC voltage at pin TXD  
DC voltage at pin RXD  
DC voltage at pin Vref  
0.3  
0.3  
0.3  
0.3  
200  
200  
4000  
200  
55  
VCC + 0.3  
VCC + 0.3  
VCC + 0.3  
VCC + 0.3  
+200  
V
VRXD  
Vref  
V
V
VS  
DC voltage at pin S  
V
Vtrt(CANH)  
Vtrt(CANL)  
Vesd  
transient voltage at pin CANH  
transient voltage at pin CANL  
note 1  
note 1  
V
+200  
V
electrostatic discharge voltage at all pins note 2  
+4000  
+200  
V
note 3  
V
Tstg  
Tvj  
storage temperature  
+150  
°C  
°C  
virtual junction temperature  
note 4  
40  
+150  
Notes  
1. The waveforms of the applied transients shall be in accordance with “ISO 7637 part 1”, test pulses 1, 2, 3a and 3b  
(see Fig.4).  
2. Human body model: C = 100 pF and R = 1.5 k.  
3. Machine model: C = 200 pF, R = 10 and L = 0.75 µH.  
4. In accordance with “IEC 60747-1”. An alternative definition of Tvj is: Tvj = Tamb + P × Rth(vj-a), where Rth(vj-a) is a fixed  
value to be used for the calculation of Tvj. The rating for Tvj limits the allowable combinations of power dissipation (P)  
and ambient temperature (Tamb).  
THERMAL CHARACTERISTICS  
According to IEC 60747-1.  
SYMBOL  
Rth(vj-a)  
PARAMETER  
CONDITIONS  
in free air  
VALUE  
UNIT  
thermal resistance from junction to  
ambient in SO8 package  
145  
K/W  
Rth(vj-s)  
thermal resistance from junction to  
substrate of bare die  
in free air  
50  
K/W  
QUALITY SPECIFICATION  
Quality specification “SNW-FQ-611 part D” is applicable.  
2003 Oct 22  
5
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
CHARACTERISTICS  
VCC = 4.75 V to 5.25 V; Tvj = 40 °C to +150 °C; RL = 60 unless specified otherwise; all voltages are referenced to  
GND (pin 2); positive currents flow into the IC; see notes 1 and 2.  
SYMBOL  
Supply (pin VCC  
ICC  
PARAMETER  
CONDITIONS  
MIN.  
TYP.  
MAX.  
UNIT  
)
supply current  
dominant; VTXD = 0 V  
recessive; VTXD = VCC  
25  
50  
5
75  
mA  
2.5  
10  
mA  
Transmitter data input (pin TXD)  
VIH  
VIL  
IIH  
IIL  
HIGH-level input voltage  
output recessive  
output dominant  
VTXD = VCC  
2.0  
0.3  
5  
0
VCC + 0.3  
+0.8  
+5  
V
LOW-level input voltage  
HIGH-level input current  
LOW-level input current  
input capacitance  
V
µA  
µA  
pF  
VTXD = 0 V  
100  
200  
300  
10  
Ci  
not tested  
5
Mode select input (pin S)  
VIH  
VIL  
IIH  
HIGH-level input voltage  
silent mode  
high-speed mode  
VS = 2 V  
2.0  
0.3  
20  
VCC + 0.3  
+0.8  
50  
V
LOW-level input voltage  
HIGH-level input current  
LOW-level input current  
V
30  
30  
µA  
µA  
IIL  
VS = 0.8 V  
15  
45  
Receiver data output (pin RXD)  
IOH HIGH-level output current  
IOL LOW-level output current  
Reference voltage output (pin Vref  
Vref reference output voltage  
Bus lines (pins CANH and CANL)  
VRXD = 0.7VCC  
VRXD = 0.45 V  
2  
6  
15  
mA  
mA  
2
8.5  
20  
)
50 µA < IVref < +50 µA 0.45VCC  
0.5VCC  
0.55VCC  
V
Vo(reces)(CANH) recessive bus voltage at  
pin CANH  
VTXD = VCC; no load  
VTXD = VCC; no load  
2.0  
2.0  
2.5  
2.5  
3.0  
V
Vo(reces)(CANL) recessive bus voltage at  
pin CANL  
3.0  
V
Io(reces)(CANH)  
Io(reces)(CANL)  
Vo(dom)(CANH)  
Vo(dom)(CANL)  
Vi(dif)(bus)  
recessive output current at  
pin CANH  
27 V < VCANH < +32 V; 2.0  
0 V < VCC < 5.25 V  
+2.5  
+2.5  
4.25  
1.75  
3.0  
mA  
mA  
V
recessive output current at  
pin CANL  
27 V < VCANL < +32 V; 2.0  
0 V < VCC < 5.25 V  
dominant output voltage at  
pin CANH  
VTXD = 0 V  
VTXD = 0 V  
3.0  
0.5  
1.5  
3.6  
1.4  
2.25  
0
dominant output voltage at  
pin CANL  
V
differential bus input voltage VTXD = 0 V; dominant;  
(VCANH VCANL 42.5 < RL < 60 Ω  
TXD = VCC; recessive; 50  
no load  
V
)
V
+50  
mV  
2003 Oct 22  
6
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
SYMBOL  
PARAMETER  
CONDITIONS  
MIN.  
TYP.  
70  
MAX.  
95  
UNIT  
mA  
Io(sc)(CANH)  
short-circuit output current at VCANH = 0 V; VTXD = 0 V 45  
pin CANH  
Io(sc)(CANL)  
Vi(dif)(th)  
short-circuit output current at VCANL = 36 V;  
pin CANL TXD = 0 V  
differential receiver threshold 12 V < VCANL < +12 V; 0.5  
45  
70  
100  
0.9  
mA  
V
V
0.7  
voltage  
12 V < VCANH < +12 V;  
see Fig.5  
Vi(dif)(hys)  
differential receiver input  
voltage hysteresis  
12 V < VCANL < +12 V; 50  
12 V < VCANH < +12 V;  
see Fig.5  
70  
100  
mV  
Ri(cm)(CANH)  
Ri(cm)(CANL)  
Ri(cm)(m)  
common mode input  
resistance at pin CANH  
15  
25  
25  
0
35  
35  
+3  
kΩ  
kΩ  
%
common mode input  
resistance at pin CANL  
15  
matching between  
pin CANH and pin CANL  
common mode input  
resistance  
VCANH = VCANL  
3  
Ri(dif)  
differential input resistance  
25  
50  
75  
20  
kΩ  
Ci(CANH)  
input capacitance at  
pin CANH  
VTXD = VCC; not tested  
VTXD = VCC; not tested  
7.5  
pF  
Ci(CANL)  
input capacitance at  
pin CANL  
7.5  
20  
pF  
Ci(dif)  
differential input capacitance VTXD = VCC; not tested  
3.75  
170  
10  
pF  
ILI(CANH)  
input leakage current at  
pin CANH  
VCC = 0 V; VCANH = 5 V 100  
250  
µA  
ILI(CANL)  
input leakage current at  
pin CANL  
VCC = 0 V; VCANL = 5 V 100  
170  
250  
180  
µA  
°C  
Thermal shutdown  
Tj(sd) shutdown junction  
temperature  
Timing characteristics (see Figs.6 and 7)  
155  
165  
td(TXD-BUSon)  
td(TXD-BUSoff)  
td(BUSon-RXD)  
td(BUSoff-RXD)  
tdom(TXD)  
delay TXD to bus active  
delay TXD to bus inactive  
delay bus active to RXD  
delay bus inactive to RXD  
VS = 0 V  
VS = 0 V  
VS = 0 V  
VS = 0 V  
VTXD = 0 V  
25  
25  
20  
45  
250  
55  
60  
50  
95  
450  
110  
95  
ns  
ns  
ns  
ns  
µs  
110  
155  
750  
TXD dominant time for  
time-out  
Notes  
1. All parameters are guaranteed over the virtual junction temperature range by design, but only 100 % tested at 125 °C  
ambient temperature for dies on wafer level and in addition to this 100 % tested at 25 °C ambient temperature for  
cased products, unless specified otherwise.  
2. For bare die, all parameters are only guaranteed if the backside of the bare die is connected to ground.  
2003 Oct 22  
7
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
APPLICATION AND TEST INFORMATION  
47 nF  
+
5 V  
100  
nF  
60 Ω  
60 Ω  
V
CC  
3
TXD  
1
5
4
TX0  
CANH  
CANL  
7
6
SJA1000  
V
ref  
CAN  
BUS LINE  
CAN  
TJA1050  
CONTROLLER  
RXD  
RX0  
2
8
GND  
S
60 Ω  
60 Ω  
MICRO-  
CONTROLLER  
47 nF  
MGS380  
Fig.3 Application information.  
+
5 V  
100  
nF  
V
CC  
3
TXD  
1 nF  
1 nF  
CANH  
CANL  
1
5
4
7
6
V
ref  
TRANSIENT  
GENERATOR  
TJA1050  
RXD  
MGS379  
2
8
GND  
S
15 pF  
The waveforms of the applied transients shall be in accordance with “ISO 7637 part 1”, test pulses 1, 2, 3a and 3b.  
Fig.4 Test circuit for automotive transients.  
2003 Oct 22  
8
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
MGS378  
V
RXD  
HIGH  
LOW  
(V)  
hysteresis  
0.5  
0.9  
V
i(dif)(bus)  
Fig.5 Hysteresis of the receiver.  
+
5 V  
handbook, halfpage  
100  
nF  
V
CC  
3
TXD  
CANH  
CANL  
1
5
4
7
6
V
ref  
R
C
L
L
TJA1050  
60 Ω  
100 pF  
RXD  
2
8
GND  
S
15 pF  
MGS376  
Fig.6 Test circuit for timing characteristics.  
9
2003 Oct 22  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
HIGH  
LOW  
TXD  
CANH  
CANL  
dominant  
(BUS on)  
0.9 V  
0.5 V  
(1)  
V
i(dif)(bus)  
recessive  
(BUS off)  
HIGH  
0.7V  
CC  
RXD  
0.3V  
CC  
LOW  
t
t
d(TXD-BUSon)  
d(TXD-BUSoff)  
t
t
d(BUSon-RXD)  
d(BUSoff-RXD)  
t
t
PD TXD-RXD  
(
)
(
)
PD TXD-RXD  
MGS377  
(1) Vi(dif)(bus) = VCANH VCANL  
.
Fig.7 Timing diagram for AC characteristics.  
6.2 kΩ  
6.2 kΩ  
CANL  
CANH  
10 nF  
ACTIVE PROBE  
TX  
TJA1050  
30  
30  
SPECTRUM-  
ANALYZER  
47 nF  
GND  
test PCB  
MGT229  
Fig.8 Basic test set-up (with split termination) for electromagnetic emission measurement (see Figs 9 and 10).  
2003 Oct 22  
10  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
MGT231  
80  
A
(dBµV)  
60  
40  
20  
0
0
10  
20  
30  
40  
50  
f (MHz)  
Data rate of 500 kbits/s.  
Fig.9 Typical electromagnetic emission up to 50 MHz (peak amplitude measurement).  
MGT233  
80  
A
(dBµV)  
60  
40  
20  
0
0
2
4
6
8
10  
f (MHz)  
Data rate of 500 kbits/s.  
Fig.10 Typical electromagnetic emission up to 10 MHz (peak amplitude measurement and envelope on peak  
amplitudes).  
2003 Oct 22  
11  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
30 Ω  
30 Ω  
CANL  
CANH  
4.7 nF  
RF VOLTMETER  
AND POWER  
AMPLIFIER  
TX  
TJA1050  
50  
RF SIGNAL  
GENERATOR  
RX  
TJA1050  
GND  
test PCB  
MGT230  
Fig.11 Basic test set-up for electromagnetic immunity measurement (see Fig.12).  
MGT232  
30  
V
RF(rms)  
(V)  
max RF voltage reached with no errors  
20  
10  
0
1  
2
3
10  
1
10  
10  
10  
f (MHz)  
Data rate of 500 kbits/s.  
Fig.12 Typical electromagnetic immunity.  
12  
2003 Oct 22  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
BONDING PAD LOCATIONS  
COORDINATES(1)  
SYMBOL  
TXD  
PAD  
x
y
8
7
6
5
handbook, halfpage  
1
2
3
4
5
6
7
8
103  
740  
103  
85  
GND  
VCC  
886.5  
1371.5  
1394  
998  
111  
TJA1050U  
RXD  
Vref  
111  
test pad  
1094  
1115  
1115  
1097  
CANL  
CANH  
S
x
0
1
2
3
4
538.5  
103  
0
MGS381  
y
Note  
The backside of the bare die must be connected to ground.  
1. All x/y coordinates represent the position of the centre  
of each pad (in µm) with respect to the lefthand bottom  
corner of the top aluminium layer (see Fig.13).  
Fig.13 Bonding pad locations.  
2003 Oct 22  
13  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
PACKAGE OUTLINE  
SO8: plastic small outline package; 8 leads; body width 3.9 mm  
SOT96-1  
D
E
A
X
v
c
y
H
M
A
E
Z
5
8
Q
A
2
A
(A )  
3
A
1
pin 1 index  
θ
L
p
L
1
4
e
w
M
detail X  
b
p
0
2.5  
5 mm  
scale  
DIMENSIONS (inch dimensions are derived from the original mm dimensions)  
A
(1)  
(1)  
(2)  
UNIT  
A
A
A
b
c
D
E
e
H
L
L
p
Q
v
w
y
Z
θ
1
2
3
p
E
max.  
0.25  
0.10  
1.45  
1.25  
0.49  
0.36  
0.25  
0.19  
5.0  
4.8  
4.0  
3.8  
6.2  
5.8  
1.0  
0.4  
0.7  
0.6  
0.7  
0.3  
mm  
1.27  
0.05  
1.05  
0.041  
1.75  
0.25  
0.01  
0.25  
0.01  
0.25  
0.1  
8o  
0o  
0.010 0.057  
0.004 0.049  
0.019 0.0100 0.20  
0.014 0.0075 0.19  
0.16  
0.15  
0.244  
0.228  
0.039 0.028  
0.016 0.024  
0.028  
0.012  
inches 0.069  
0.01 0.004  
Notes  
1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.  
2. Plastic or metal protrusions of 0.25 mm (0.01 inch) maximum per side are not included.  
REFERENCES  
OUTLINE  
EUROPEAN  
PROJECTION  
ISSUE DATE  
VERSION  
IEC  
JEDEC  
JEITA  
99-12-27  
03-02-18  
SOT96-1  
076E03  
MS-012  
2003 Oct 22  
14  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
SOLDERING  
If wave soldering is used the following conditions must be  
observed for optimal results:  
Introduction to soldering surface mount packages  
Use a double-wave soldering method comprising a  
turbulent wave with high upward pressure followed by a  
smooth laminar wave.  
This text gives a very brief insight to a complex technology.  
A more in-depth account of soldering ICs can be found in  
our “Data Handbook IC26; Integrated Circuit Packages”  
(document order number 9398 652 90011).  
For packages with leads on two sides and a pitch (e):  
– larger than or equal to 1.27 mm, the footprint  
longitudinal axis is preferred to be parallel to the  
transport direction of the printed-circuit board;  
There is no soldering method that is ideal for all surface  
mount IC packages. Wave soldering can still be used for  
certain surface mount ICs, but it is not suitable for fine pitch  
SMDs. In these situations reflow soldering is  
recommended.  
– smaller than 1.27 mm, the footprint longitudinal axis  
must be parallel to the transport direction of the  
printed-circuit board.  
Reflow soldering  
The footprint must incorporate solder thieves at the  
downstream end.  
Reflow soldering requires solder paste (a suspension of  
fine solder particles, flux and binding agent) to be applied  
to the printed-circuit board by screen printing, stencilling or  
pressure-syringe dispensing before package placement.  
Driven by legislation and environmental forces the  
For packages with leads on four sides, the footprint must  
be placed at a 45° angle to the transport direction of the  
printed-circuit board. The footprint must incorporate  
solder thieves downstream and at the side corners.  
worldwide use of lead-free solder pastes is increasing.  
During placement and before soldering, the package must  
be fixed with a droplet of adhesive. The adhesive can be  
applied by screen printing, pin transfer or syringe  
dispensing. The package can be soldered after the  
adhesive is cured.  
Several methods exist for reflowing; for example,  
convection or convection/infrared heating in a conveyor  
type oven. Throughput times (preheating, soldering and  
cooling) vary between 100 and 200 seconds depending  
on heating method.  
Typical dwell time of the leads in the wave ranges from  
3 to 4 seconds at 250 °C or 265 °C, depending on solder  
material applied, SnPb or Pb-free respectively.  
Typical reflow peak temperatures range from  
215 to 270 °C depending on solder paste material. The  
top-surface temperature of the packages should  
preferably be kept:  
A mildly-activated flux will eliminate the need for removal  
of corrosive residues in most applications.  
below 220 °C (SnPb process) or below 245 °C (Pb-free  
process)  
Manual soldering  
– for all BGA and SSOP-T packages  
Fix the component by first soldering two  
diagonally-opposite end leads. Use a low voltage (24 V or  
less) soldering iron applied to the flat part of the lead.  
Contact time must be limited to 10 seconds at up to  
300 °C.  
– for packages with a thickness 2.5 mm  
– for packages with a thickness < 2.5 mm and a  
volume 350 mm3 so called thick/large packages.  
below 235 °C (SnPb process) or below 260 °C (Pb-free  
process) for packages with a thickness < 2.5 mm and a  
volume < 350 mm3 so called small/thin packages.  
When using a dedicated tool, all other leads can be  
soldered in one operation within 2 to 5 seconds between  
270 and 320 °C.  
Moisture sensitivity precautions, as indicated on packing,  
must be respected at all times.  
Wave soldering  
Conventional single wave soldering is not recommended  
for surface mount devices (SMDs) or printed-circuit boards  
with a high component density, as solder bridging and  
non-wetting can present major problems.  
To overcome these problems the double-wave soldering  
method was specifically developed.  
2003 Oct 22  
15  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
Suitability of surface mount IC packages for wave and reflow soldering methods  
SOLDERING METHOD  
PACKAGE(1)  
WAVE  
not suitable  
REFLOW(2)  
BGA, LBGA, LFBGA, SQFP, SSOP-T(3), TFBGA, VFBGA  
suitable  
DHVQFN, HBCC, HBGA, HLQFP, HSQFP, HSOP, HTQFP,  
HTSSOP, HVQFN, HVSON, SMS  
not suitable(4)  
suitable  
PLCC(5), SO, SOJ  
LQFP, QFP, TQFP  
SSOP, TSSOP, VSO, VSSOP  
PMFP(8)  
suitable  
suitable  
not recommended(5)(6) suitable  
not recommended(7)  
suitable  
not suitable  
not suitable  
Notes  
1. For more detailed information on the BGA packages refer to the “(LF)BGA Application Note” (AN01026); order a copy  
from your Philips Semiconductors sales office.  
2. All surface mount (SMD) packages are moisture sensitive. Depending upon the moisture content, the maximum  
temperature (with respect to time) and body size of the package, there is a risk that internal or external package  
cracks may occur due to vaporization of the moisture in them (the so called popcorn effect). For details, refer to the  
Drypack information in the “Data Handbook IC26; Integrated Circuit Packages; Section: Packing Methods”.  
3. These transparent plastic packages are extremely sensitive to reflow soldering conditions and must on no account  
be processed through more than one soldering cycle or subjected to infrared reflow soldering with peak temperature  
exceeding 217 °C ± 10 °C measured in the atmosphere of the reflow oven. The package body peak temperature  
must be kept as low as possible.  
4. These packages are not suitable for wave soldering. On versions with the heatsink on the bottom side, the solder  
cannot penetrate between the printed-circuit board and the heatsink. On versions with the heatsink on the top side,  
the solder might be deposited on the heatsink surface.  
5. If wave soldering is considered, then the package must be placed at a 45° angle to the solder wave direction.  
The package footprint must incorporate solder thieves downstream and at the side corners.  
6. Wave soldering is suitable for LQFP, TQFP and QFP packages with a pitch (e) larger than 0.8 mm; it is definitely not  
suitable for packages with a pitch (e) equal to or smaller than 0.65 mm.  
7. Wave soldering is suitable for SSOP, TSSOP, VSO and VSSOP packages with a pitch (e) equal to or larger than  
0.65 mm; it is definitely not suitable for packages with a pitch (e) equal to or smaller than 0.5 mm.  
8. Hot bar or manual soldering is suitable for PMFP packages.  
REVISION HISTORY  
REV  
DATE  
CPCN  
DESCRIPTION  
Product specification (9397 750 12157)  
Modification:  
4
3
20031013  
Added recommendation to connect unused pin S to ground  
Added Chapter REVISION HISTORY  
Product specification (9397 750 09778)  
20020516  
2003 Oct 22  
16  
Philips Semiconductors  
Product specification  
High speed CAN transceiver  
TJA1050  
DATA SHEET STATUS  
DATA SHEET  
STATUS(1)  
PRODUCT  
STATUS(2)(3)  
LEVEL  
DEFINITION  
I
Objective data  
Development This data sheet contains data from the objective specification for product  
development. Philips Semiconductors reserves the right to change the  
specification in any manner without notice.  
II  
Preliminary data Qualification  
This data sheet contains data from the preliminary specification.  
Supplementary data will be published at a later date. Philips  
Semiconductors reserves the right to change the specification without  
notice, in order to improve the design and supply the best possible  
product.  
III  
Product data  
Production  
This data sheet contains data from the product specification. Philips  
Semiconductors reserves the right to make changes at any time in order  
to improve the design, manufacturing and supply. Relevant changes will  
be communicated via a Customer Product/Process Change Notification  
(CPCN).  
Notes  
1. Please consult the most recently issued data sheet before initiating or completing a design.  
2. The product status of the device(s) described in this data sheet may have changed since this data sheet was  
published. The latest information is available on the Internet at URL http://www.semiconductors.philips.com.  
3. For data sheets describing multiple type numbers, the highest-level product status determines the data sheet status.  
DEFINITIONS  
DISCLAIMERS  
Short-form specification  
The data in a short-form  
Life support applications  
These products are not  
specification is extracted from a full data sheet with the  
same type number and title. For detailed information see  
the relevant data sheet or data handbook.  
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  
Semiconductors customers using or selling these products  
for use in such applications do so at their own risk and  
agree to fully indemnify Philips Semiconductors for any  
damages resulting from such application.  
Limiting values definition Limiting values given are in  
accordance with the Absolute Maximum Rating System  
(IEC 60134). 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.  
Right to make changes  
Philips Semiconductors  
reserves the right to make changes in the products -  
including circuits, standard cells, and/or software -  
described or contained herein in order to improve design  
and/or performance. When the product is in full production  
(status ‘Production’), relevant changes will be  
Application information  
Applications that are  
communicated via a Customer Product/Process Change  
Notification (CPCN). Philips Semiconductors assumes no  
responsibility or liability for the use of any of these  
products, conveys no licence or title under any patent,  
copyright, or mask work right to these products, and  
makes no representations or warranties that these  
products are free from patent, copyright, or mask work  
right infringement, unless otherwise specified.  
described herein for any of these products are for  
illustrative purposes only. Philips Semiconductors make  
no representation or warranty that such applications will be  
suitable for the specified use without further testing or  
modification.  
2003 Oct 22  
17  
Philips Semiconductors – a worldwide company  
Contact information  
For additional information please visit http://www.semiconductors.philips.com.  
Fax: +31 40 27 24825  
For sales offices addresses send e-mail to: sales.addresses@www.semiconductors.philips.com.  
© Koninklijke Philips Electronics N.V. 2003  
SCA75  
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner.  
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.  
Printed in The Netherlands  
R16/04/pp18  
Date of release: 2003 Oct 22  
Document order number: 9397 750 12157  

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