Details

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BUY MAX487ECSA+T https://www.utsource.net/itm/p/11558877.html
IC TRANSCEIVER HALF 1/1 8SOIC

Parameter	Symbol	Conditions	Min	Typical	Max	Unit
Supply Voltage	VCC	Operating Range	4.75	-	5.25	V
Input Voltage	VI	Differential Input Voltage	-0.3	-	5.25	V
Output Voltage	VO	Output High (VCC = 5V, IOL = 0mA)	-	4.4	-	V
Output Voltage	VO	Output Low (VCC = 5V, IOH = 0mA)	-	0.4	-	V
Driver Output Current	IOL	Output Low, VO = 0V	-	-	16	mA
Driver Output Current	IOH	Output High, VO = 5V	-	-	-16	mA
Receiver Input Current	IIN	Differential Input Voltage	-	-	1	mA
Receiver Output Current	IOL	Output Low, VO = 0V	-	-	16	mA
Receiver Output Current	IOH	Output High, VO = 5V	-	-	-16	mA
Data Rate	fD	Maximum Data Rate	-	-	2.5	Mbps
Propagation Delay	tpd	Driver to Receiver	-	175	-	ns
Power Consumption	Ptot	Quiescent Current, No Load	-	0.4	-	mA

Instructions for Using the MAX487ECSA+T:

1. Power Supply:

   • Ensure that the supply voltage (V_CC) is within the operating range of 4.75V to 5.25V.
   • Connect the V_CC pin to the power supply and the GND pin to ground.

2. Signal Lines:

   • Connect the differential input lines (D+ and D-) to the appropriate signal sources.
   • Connect the differential output lines (R+ and R-) to the receiver or other devices.

3. Driver Enable:

   • The driver enable (DE) pin controls the direction of data transmission. Set DE high to enable the driver and low to disable it.
   • The receiver enable (RE) pin should be set low to enable the receiver and high to disable it.

4. Data Transmission:

   • When DE is high and RE is low, the device operates in transmit mode, sending data from the D+ and D- lines to the R+ and R- lines.
   • When DE is low and RE is high, the device operates in receive mode, receiving data from the R+ and R- lines to the D+ and D- lines.

5. Power Consumption:

   • The device has a quiescent current of 0.4mA when no load is present. Ensure that the power supply can handle this current draw.

6. Data Rate:

   • The maximum data rate supported by the MAX487ECSA+T is 2.5 Mbps. Ensure that the system design does not exceed this limit.

7. Propagation Delay:

   • The propagation delay from the driver to the receiver is typically 175ns. This should be considered in the timing design of the system.

8. Operating Temperature:

   • The device is designed to operate over a temperature range of -40°C to +85°C. Ensure that the operating environment does not exceed these limits.

9. ESD Protection:

   • The device includes ESD protection, but it is still recommended to handle the device with care and use proper ESD precautions during assembly and testing.

10. Layout Considerations:

    • Use short, well-shielded traces for the differential signal lines to minimize noise and crosstalk.
    • Place bypass capacitors close to the V_CC and GND pins to ensure stable operation.

By following these instructions, you can ensure reliable and efficient operation of the MAX487ECSA+T in your application.

(For reference only)