Datasheet
MAX4928A/MAX4928B
DisplayPort/PCIe Passive Switches
8 _______________________________________________________________________________________
Pin Description
PIN
MAX4928A MAX4928B
NAME FUNCTION
1, 11, 16, 20, 21,
28, 29, 35, 48,
49, 56
1, 11, 16, 20, 21,
28, 29, 35, 48,
49, 56
GND Ground
2 4 IN0+ Analog Switch 1—Common Positive Terminal
3 5 IN0- Analog Switch 1—Common Negative Terminal
4 7 IN1+ Analog Switch 2—Common Positive Terminal
5 8 IN1- Analog Switch 2—Common Negative Terminal
6, 17, 22, 27, 34,
50, 55
6, 17, 22, 27, 34,
50, 55
V
DD
Positive Supply Voltage Input. Connect V
DD
to a +3.0V to +3.6V supply voltage.
Bypass V
DD
to GND with a 0.1µF ceramic capacitor placed as close as possible
to the device. See the Board Layout section.
7 9 IN2+ Analog Switch 3—Common Positive Terminal
8 10 IN2- Analog Switch 3—Common Negative Terminal
9 12 IN3+ Analog Switch 4—Common Positive Terminal
10 13 IN3- Analog Switch 4—Common Negative Terminal
12 14 OUT+ Analog Switch 5—Common Positive Terminal
13 15 OUT- Analog Switch 5—Common Negative Terminal
14 18 X+ Analog Switch 6—Common Positive Terminal
15 19 X- Analog Switch 6—Common Negative Terminal
18 2 SEL Control Signal Input
19 3 LE Latch Enable Input
23 30 HPD2 Analog Switch 6—Normally Open Negative Terminal
24 31 HPD1 Analog Switch 6—Normally Open Positive Terminal
25 32 AUX- Analog Switch 5—Normally Open Negative Terminal
26 33 AUX+ Analog Switch 5—Normally Open Positive Terminal
30 23 RX1- Analog Switch 6—Normally Closed Negative Terminal
31 24 RX1+ Analog Switch 6—Normally Closed Positive Terminal
32 25 RX0- Analog Switch 5—Normally Closed Negative Terminal
33 26 RX0+ Analog Switch 5—Normally Closed Positive Terminal
36 44 D3- Analog Switch 4—Normally Open Negative Terminal
37 45 D3+ Analog Switch 4—Normally Open Positive Terminal
38 46 D2- Analog Switch 3—Normally Open Negative Terminal
39 47 D2+ Analog Switch 3—Normally Open Positive Terminal
40 51 D1- Analog Switch 2—Normally Open Negative Terminal
41 52 D1+ Analog Switch 2—Normally Open Positive Terminal
42 53 D0- Analog Switch 1—Normally Open Negative Terminal
43 54 D0+ Analog Switch 1—Normally Open Positive Terminal
44 36 TX3- Analog Switch 4—Normally Closed Negative Terminal
45 37 TX3+ Analog Switch 4—Normally Closed Positive Terminal
46 38 TX2- Analog Switch 3—Normally Closed Negative Terminal