PCA82C251T/YM,112 NXP

PCA82C251 CAN transceiver for 24 V systems Rev. 04 25 August 2011 Product data sheet 1. General description The PCA82C251 is the interface between a CAN protocol controller and the physical bus. The device provides differential transmit capability to the bus and differential receive capability to the CAN controller. 2. Features and benefits Fully compatible with the ISO 11898-24 V standard Slope control to reduce Radio Frequency Interference (RFI) Thermally protected Short-circuit proof to battery and ground in 24 V powered systems Low-current Standby mode An unpowered node does not disturb the bus lines At least 110 nodes can be connected High speed (up to 1 MBd) High immunity against electromagnetic interference. 3. Applications High-speed applications (up to 1 MBd) in trucks and busses. 4. Quick reference data Table 1. Quick reference data Symbol Parameter Conditions Min Max Unit supply voltage 4.5 5.5 V V CC supply current Standby mode - 275 A I CC maximum transmission speed non-return-to-zero 1 - MBd 1/t bit CANH, CANL input/output voltage 36 +36 V V CAN differential bus voltage 1.5 3.0 V V diff propagation delay High-speed mode - 50 ns t PD ambient temperature 40 +125 C T ambPCA82C251 NXP Semiconductors CAN transceiver for 24 V systems 5. Ordering information Table 2. Ordering information Type number Package Name Description Version PCA82C251T SO8 plastic small outline package 8 leads body width 3.9 mm SOT96-1 6. Block diagram V CC 3 1 PROTECTION TXD DRIVER 8 SLOPE/ Rs STANDBY 7 4 CANH RXD CANL 6 RECEIVER 5 REFERENCE V ref PCA82C251 VOLTAGE 2 mbg613 GND Fig 1. Block diagram 7. Pinning information 7.1 Pinning TXD 1 8 Rs GND 2 7 CANH PCA82C251 V 3 6 CANL CC RXD 4 5 V ref mbg612 Fig 2. Pin configuration 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 2 of 17