Datasheet

MAX9157

Quad Bus LVDS Transceiver

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Pin Description

PIN NAME FUNCTION

1, 2, 22, 23, 24 N.C. No Connection. Not internally connected.

Digital Power Supply

4, 21 GND Digital Ground

5 RE34

Receiver Channels 3 and 4 Enable (Enable Low). Drive RE34 low to enable receiver

channels 3 and 4.

6 DE34

Driver Channels 3 and 4 Enable (Enable High). Drive DE34 high to enable driver channels

3 and 4.

7, 17 AGND Analog Ground

8, 19 AV

Analog Power Supply

9 DO4-/RIN4- Channel 4 Inverting BLVDS Input/Output

10 DO4+/RIN4+ Channel 4 Noninverting BLVDS Input/Output

11 DO3-/RIN3- Channel 3 Inverting BLVDS Input/Output

12 DO3+/RIN3+ Channel 3 Noninverting BLVDS Input/Output

13 DO2-/RIN2- Channel 2 Inverting BLVDS Input/Output

14 DO2+/RIN2+ Channel 2 Noninverting BLVDS Input/Output

15 DO1-/RIN1- Channel 1 Inverting BLVDS Input/Output

16 DO1+/RIN1+ Channel 1 Noninverting BLVDS Input/Output

18 DE12

Driver Channels 1 and 2 Enable (Enable High). Drive DE12 high to enable driver channels

1 and 2.

20 RE12

Receiver Channels 1 and 2 Enable (Enable Low). Drive RE12 low to enable receiver

channels 1 and 2.

25 DIN1 Driver Channel 1 Input

26 RO1 Receiver Channel 1 Output

27 DIN2 Driver Channel 2 Input

28 RO2 Receiver Channel 2 Output

29 DIN3 Driver Channel 3 Input

30 RO3 Receiver Channel 3 Output

31 DIN4 Driver Channel 4 Input

32 RO4 Receiver Channel 4 Output

EP* EXPOSED PAD Exposed Pad. Solder exposed pad to GND.

*MAX9157EGJ only.