
MAX14979E
High-Bandwidth, ±15kV ESD Protection
LVDS Switch
6
Pin Configuration
Pin Description
SEL
NC1+
NO1+
NO1-
NO2+
NO2-
NC2+
NC2-
NC1-
COM1-
AUX0A
AUX1A
COM2+
COM2-
COM3+
COM0-
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
28
29
30
31
32
33
34
35
36
27
26
25
24
23
22
21
20
19
AUX2B
AUX1B
AUX0B
COM3-
*CONNECT EP TO GND.
NO3-
NO3+
NC3-
NC3+
NO0+
NC0-
NC0+
AUX2
AUX1
AUX0
+
V+
COM0+
*EP
NO0-
TQFN
TOP VIEW
AUX2A
GND
COM1+
MAX14979E
PIN
NAME
FUNCTION
1
COM0-
Common LVDS Differential Terminal for Switch 0
2
COM1+
Common LVDS Differential Terminal for Switch 1
3
COM1-
Common LVDS Differential Terminal for Switch 1
4
AUX0A
AUX0A Input
5
AUX1A
AUX1A Output. Drive SEL low (SEL = 0) to connect AUX0A to AUX1A.
6
AUX2A
AUX2A Output. Drive SEL high (SEL = 1) to connect AUX0A to AUX2A.
7
COM2+
Common LVDS Differential Terminal for Switch 2
8
COM2-
Common LVDS Differential Terminal for Switch 2
9
COM3+
Common LVDS Differential Terminal for Switch 3
10
COM3-
Common LVDS Differential Terminal for Switch 3
11
GND
Ground
12
AUX0B
AUX0B Input
13
AUX1B
AUX1B Output. Drive SEL low (SEL = 0) to connect AUX0B to AUX1B.
14
AUX2B
AUX2B Output. Drive SEL high (SEL = 1) to connect AUX0B to AUX2B.
15
NO3-
Normally Open LVDS Differential Terminal for Switch 3
16
NO3+
Normally Open LVDS Differential Terminal for Switch 3
17
NC3-
Normally Closed LVDS Differential Terminal for Switch 3
18
NC3+
Normally Closed LVDS Differential Terminal for Switch 3
19
NO2-
Normally Open LVDS Differential Terminal for Switch 2
20
NO2+
Normally Open LVDS Differential Terminal for Switch 2
21
NC2-
Normally Closed LVDS Differential Terminal for Switch 2