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PCA82C251T/YM,118

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17
PCA82C251 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 04 — 25 August 2011 7 of 17
NXP Semiconductors
PCA82C251
CAN transceiver for 24 V systems
Fig 3. Test circuit for dynamic characteristics.
Fig 4. Timing diagram for dynamic characteristics.
Fig 5. Hysteresis.
015aaa243
30 pF
100 pF60 Ω
100 nF
+5 V
PCA82C251
RXD
V
ref
TXD
CANH
CANL
GND
V
CC
R
ext
Rs
mbg615
t
onTXD
t
onRXD
t
offTXD
t
offRXD
V
TXD
V
diff
V
RXD
0.9 V
0.3V
CC
0.7V
CC
0.5 V
0 V
V
CC
mbg616
HIGH
LOW
hysteresis
0.5 0.9
V
diff
(V)
V
RXD
PCA82C251 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 04 — 25 August 2011 8 of 17
NXP Semiconductors
PCA82C251
CAN transceiver for 24 V systems
V
TXD
=1V.
Fig 6. Timing diagram for wake-up from Standby.
V
Rs
=4V; V
TXD
=4V.
Fig 7. Timing diagram for bus dominant to RXD LOW.
The waveforms of the applied transients shall be in accordance with “ISO 7637 part 1”, test pulses
1, 2, 3a and 3b.
Fig 8. Test circuit for automotive transients.
mbg617
V
CC
0 V
t
WAKE
V
Rs
V
RXD
mbg619
V
CC
V
ref
RXD
PCA82C251 60 Ω
47 kΩ
500 pF
CANH
CANL
7
6
82
GND Rs
4
5
TXD
1
3
100 nF
+5 V
500 pF
SCHAFFNER
GENERATOR
PCA82C251 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 04 — 25 August 2011 9 of 17
NXP Semiconductors
PCA82C251
CAN transceiver for 24 V systems
12. Application information
(1) The output control register of the P8xC592 should be programmed to 1AH (push-pull operation,
dominant = LOW).
(2) If no slope control is desired: R
ext
=0.
Fig 9. PCA82C251 CAN transceiver application diagram
mbg620
V
ref
RXD
CANH CANL
Rs
TXD
+5 V
CRX1CRX0 PX,YCTX0
P8xC592
CAN-CONTROLLER
R
ext
V
CC
GND
120 Ω 120 Ω
CAN BUS
LINE
100 nF
PCA82C251
CAN-TRANSCEIVER
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17

PCA82C251T/YM,118

Mfr. #:
Buy PCA82C251T/YM,118
Manufacturer:
NXP Semiconductors
Description:
CAN Interface IC CAN Xceive 275uA 5V
Lifecycle:
New from this manufacturer.
Delivery:
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