50Ω Low-Voltage, Quad SPST/Dual SPDT Analog
Switches in UCSP
MAX4747
1, 3, 8, 11
—
—
—
—
—
2, 4, 9, 10
—
13, 5, 6, 12
—
7
14
—
PIN
MAX4748
MAX4749
—
—
1, 3, 8, 11
—
—
1, 8
—
—
—
—
—
3, 11
2, 4, 9, 10
2, 4, 9, 10
—
—
13, 5, 6, 12 13, 5, 6, 12
—
—
7
7
14
14
—
—
MAX4750
—
—
—
1, 8
4, 11
—
—
2, 9
—
13, 6
7
14
3, 5, 10, 12
Pin Description—TSSOP
NAME
FUNCTION
NO1–NO4
NC1–NC4
NO1, NO3
NO1, NO2
NC1, NC2
NC2, NC4
COM1–COM4
COM1, COM2
IN1–IN4
IN1, IN2
GND
V+
N.C.
Analog-Switch Normally Open Terminals
Analog-Switch Normally Closed Terminals
Analog-Switch Normally Open Terminals
Analog-Switch Normally Open Terminals
Analog-Switch Normally Closed Terminals
Analog-Switch Normally Closed Terminals
Analog-Switch Common Terminal
Analog-Switch Common Terminal
Logic-Control Digital Input
Logic-Control Digital Input
Ground. Connect to digital ground.
Positive Analog and Digital Supply Voltage
Input. Internally connected to substrate.
No Connection. Not internally connected.
Pin Description—UCSP
MAX4747
B1, A2, C4, D2
—
—
—
—
—
A1, A3, D4, D3
—
C1, A4, B4, D1
—
C3
PIN
MAX4748
MAX4749
—
—
B1, A2, C4, D2
—
—
B1, C4
—
—
—
—
—
A2, D2
A1, A3, D4, D3 A1, A3, D4, D3
—
—
C1, A4, B4, D1 C1, A4, B4, D1
—
—
C3
C3
B2
B2
B2
—
—
—
MAX4750
—
—
—
B1, C4
A3, D2
—
—
A1, D4
—
C1, B4
C3
B2
A2, A4, D1, D3
NAME
FUNCTION
NO1–NO4
NC1–NC4
NO1, NO3
NO1, NO2
NC1, NC2
NC2, NC4
COM1–COM4
COM1, COM2
IN1–IN4
IN1, IN2
GND
Analog-Switch Normally Open Terminals
Analog-Switch Normally Closed Terminals
Analog-Switch Normally Open Terminals
Analog-Switch Normally Open Terminals
Analog-Switch Normally Closed Terminals
Analog-Switch Normally Closed Terminals
Analog-Switch Common Terminal
Analog-Switch Common Terminal
Logic-Control Digital Input
Logic-Control Digital Input
Ground. Connect to digital ground.
Positive Analog and Digital Supply
V+
Voltage Input. Internally connected to
substrate.
N.C.
No Connection. Not internally connected.
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