TJA1051T
High-speed CAN transceiverThe TJA1051T is a high-speed can transceiver from NXP Semiconductors. View the full TJA1051T datasheet below including key specifications.
Official TJA1051T datasheet (PDF) — the source this page was extracted from.
TJA1051T Key Specifications
| Parameter | Value |
|---|---|
| CAN Data Rate | up to 1 Mbit/s |
| Supply Voltage (VCC) | 4.5 V to 5.5 V |
| TXD Dominant Time-Out | 0.3 ms to 12 ms |
| Communication Interface | CAN |
| Operating Current (ICC) | 0.1 mA to 70 mA |
| I/O Supply Voltage (VIO) | 2.8 V to 5.5 V |
| ESD Protection (CANH/CANL) | ±9 kV (HBM) |
| Operating Temperature Range | -40 °C to +125 °C |
TJA1051T Overview
Part: TJA1051 — NXP Semiconductors
Type: High-speed CAN transceiver
Description: High-speed CAN transceiver providing an interface between a CAN protocol controller and the physical two-wire CAN bus, suitable for up to 1 Mbit/s applications in 12 V and 24 V systems, with improved EMC and ESD performance.
Operating Conditions:
- Supply voltage (VCC): 4.5 V to 5.5 V
- I/O level adapter supply (VIO): 2.8 V to 5.5 V (for TJA1051T/3 and TJA1051TK/3)
- Operating temperature: -40 °C to +125 °C
- Max bit rate: 1 Mbit/s
Absolute Maximum Ratings:
- Max voltage on CANH and CANL: -58 V to +58 V
- Max voltage on any other pin: -0.3 V to +7 V
- Max virtual junction temperature: +150 °C
- Max storage temperature: -55 °C to +150 °C
Key Specs:
- Supply current (ICC, Normal mode, recessive): 2.5 mA (typ 5 mA, max 10 mA)
- Supply current (ICC, Normal mode, dominant): 20 mA (typ 50 mA, max 70 mA)
- Bus differential output voltage (V O(dif)bus): 1.5 V to 3 V (V TXD = 0 V; R L = 45 Ω to 65 Ω)
- Differential receiver threshold voltage (V th(RX)dif): 0.5 V (typ 0.7 V, max 0.9 V)
- Differential receiver hysteresis voltage (V hys(RX)dif): 50 mV (typ 120 mV, max 200 mV)
- TXD dominant time-out time (t to(dom)TXD): 0.3 ms (typ 1 ms, max 12 ms)
- Delay time from TXD to bus dominant (t d(TXD-busdom)): 65 ns (typ)
- Delay time from bus dominant to RXD (t d(busdom-RXD)): 60 ns (typ)
Features:
- Fully ISO 11898-2 compliant
- Low ElectroMagnetic Emission (EME) and high ElectroMagnetic Immunity (EMI)
- VIO input allows for direct interfacing with 3 V to 5 V microcontrollers (TJA1051T/3 and TJA1051TK/3 versions)
- High ElectroStatic Discharge (ESD) handling capability on bus pins
- TXD dominant time-out function
- Undervoltage detection on VCC and VIO pins
- Thermally protected
Applications:
- High-speed CAN networks in nodes not requiring standby mode with wake-up capability via the bus
- Automotive industry applications
Package:
- SO8 (SOT96-1)
- HVSON8 (SOT782-1)
TJA1051T Pin Configuration
| Symbol | Pin | Description |
|---|---|---|
| TXD | 1 | transmit data input |
| GND | 2 | ground supply |
| V CC | 3 | supply voltage |
| RXD | 4 | receive data output; reads out data from the bus lines |
| n.c. | 5 | not connected; in TJA1051T version only |
| V IO | 5 | supply voltage for I/O level adapter; in TJA1051T/3 and TJA1051TK/3 versions only |
| CANL | 6 | LOW-level CAN bus line |
| CANH | 7 | HIGH-level CAN bus line |
| S | 8 | Silent mode control input |
TJA1051T Thermal Information
According to IEC 60747-1.
| Symbol | Parameter | Conditions | Value | Unit |
|---|---|---|---|---|
| R th(vj-a) | thermal resistance from virtual junction to ambient | SO8 package; in free air | 155 | K/W |
| HVSON8 package; in free air | 55 | K/W |
TJA1051T Package Information
| UNIT | A max. | A 1 | A 2 | A 3 | b p | c | D (1) | E (2) | e | H E | L | L p | Q | v | w | y | (1) Z | q |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 1.75 | 0.25 0.10 | 1.45 1.25 | 0.25 | 0.49 0.36 | 0.25 0.19 | 5.0 4.8 | 4.0 3.8 | 1.27 | 6.2 5.8 | 1.05 | 1.0 0.4 | 0.7 0.6 | 0.25 | 0.25 | 0.1 | 0.7 0.3 | 8 o |
| inches | 0.069 | 0.010 0.004 | 0.057 0.049 | 0.01 | 0.019 0.014 | 0.0100 0.0075 | 0.20 0.19 | 0.16 0.15 | 0.05 | 0.244 0.228 | 0.041 | 0.039 0.016 | 0.028 0.024 | 0.01 | 0.01 | 0.004 | 0.028 0.012 | 0 o |
| OUTLINE VERSION | REFERENCES | REFERENCES | REFERENCES | EUROPEAN PROJECTION | ISSUE DATE |
|---|---|---|---|---|---|
| OUTLINE VERSION | IEC | JEDEC | JEITA | ||
| SOT96-1 | 076E03 | MS-012 | 99-12-27 03-02-18 |
Fig 6. Package outline SOT96-1 (SO8)
Fig 6. Package outline SOT96-1 (SO8)
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