Details

---

BUY TJA1050 https://www.utsource.net/itm/p/12606007.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC	Operating	4.75	5.0	5.25	V
Standby Current	ICC(standby)	VCC = 5V, STBY = High	-	35	60	渭A
Operating Current	ICC(operating)	VCC = 5V, STBY = Low	8	15	25	mA
Output Voltage Swing	VOSWING	VCC = 5V, RL = 120惟	0.5	1.5	2.5	V
Differential Input Voltage Range	VIDIFF	Continuous	-25	-	25	V
Common-Mode Input Voltage Range	VICM	Continuous	-2	-	7	V
Maximum Data Rate	fDATA	-	-	1	2	Mbps
Thermal Shutdown Temperature	TSD	-	-	150	-	掳C
Operating Temperature Range	TA	-	-40	-	125	掳C
Storage Temperature Range	TSTG	-	-40	-	150	掳C

Instructions for Using TJA1050

1. Power Supply:

   • Connect the V_CC pin to a 5V supply.
   • Ensure the supply voltage is within the range of 4.75V to 5.25V to avoid damage.

2. Standby Mode:

   • Set the STBY pin to a high level (V_CC) to enter standby mode, reducing power consumption.
   • Set the STBY pin to a low level (GND) to activate the device for normal operation.

3. Differential Inputs:

   • Connect the differential input pins (CANH and CANL) to the CAN bus.
   • Ensure the common-mode input voltage (V_ICM) stays within the range of -2V to 7V to prevent damage.

4. Output Configuration:

   • The output pins (TXD and RXD) should be connected to the microcontroller or other communication interface.
   • The output voltage swing (V_OSWING) is designed to work with a 120惟 load.

5. Data Rate:

   • The TJA1050 supports data rates up to 1 Mbps, with a maximum of 2 Mbps under optimal conditions.

6. Thermal Management:

   • Monitor the temperature to ensure it does not exceed 150掳C, which can trigger thermal shutdown.
   • Use appropriate heat sinks or cooling methods if operating in high-temperature environments.

7. Environmental Considerations:

   • Operate the device within the temperature range of -40掳C to 125掳C.
   • Store the device within the temperature range of -40掳C to 150掳C to avoid degradation.

8. Electrostatic Discharge (ESD) Protection:

   • Handle the device with proper ESD precautions to avoid damage.
   • Use ESD-protected workstations and tools when handling the TJA1050.

9. Signal Integrity:

   • Use proper termination resistors (120惟) on the CAN bus to minimize reflections and ensure reliable communication.
   • Keep signal traces as short as possible to reduce noise and interference.

By following these instructions, you can ensure the TJA1050 operates reliably and efficiently in your application.

(For reference only)