Details

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BUY MAX3232EIDR https://www.utsource.net/itm/p/1102512.html
3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER WITH 【15-kV IEC ESD PROTECTION

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Operating Supply Voltage	VCC		3.0		5.5	V
Driver Output High Level	VOH	IOL = -4mA, VCC = 5V	4.2		5.0	V
Driver Output Low Level	VOL	IOH = 4mA, VCC = 5V	0		0.4	V
Receiver Input High Level	VIH	VCC = 5V	2.0			V
Receiver Input Low Level	VIL	VCC = 5V			0.8	V
Propagation Delay Time	tPD	VCC = 5V	10	9		ns
Driver to Driver Skew	tSKEW	VCC = 5V		6		ns
Power-down Current	IDD	VCC = 5V		1		μA

Instructions for MAX3232EIDR:

1. Power Supply Requirements: Ensure the supply voltage (VCC) is within the range of 3.0V to 5.5V.
2. Driver Outputs:
   • For high-level output (VOH), when sinking 4mA at 5V supply, ensure it stays between 4.2V and 5.0V.
   • For low-level output (VOL), when sourcing 4mA at 5V supply, ensure it does not exceed 0.4V.
3. Receiver Inputs:
   • Recognize a high input level (VIH) as any voltage above 2.0V when operating at 5V.
   • Recognize a low input level (VIL) as any voltage below 0.8V when operating at 5V.
4. Propagation Delay:
   • The propagation delay time (tPD) should be around 9ns with a maximum of 10ns at 5V supply.
5. Driver to Driver Skew:
   • The skew between drivers (tSKEW) should not exceed 6ns at 5V supply.
6. Power-down Mode:
   • In power-down mode, the current draw (IDD) should be minimal, ideally less than 1μA.

Note: Always refer to the specific datasheet provided by the manufacturer for detailed and precise specifications and instructions.

(For reference only)