MAX14778 Datasheet, PDF (9/15 Pages) Maxim Integrated Products – Dual 25V Above- and Below-the-Rails 4:1 Analog Multiplexer

MAX14778
Dual ±25V Above- and Below-the-Rails
4:1 Analog Multiplexer
Pin Configuration
TOP VIEW
15 14 13 12 11
ENB 16
B3 17
B2 18
B1 19
B0 20
+
MAX14778
*EP
1 2345
10 ENA
9 A3
8 A2
7 A1
6 A0
TQFN
5mm x 5mm
*CONNECT EXPOSED PAD TO VN.
Pin Description
PIN
NAME
FUNCTION
1
BCOM
MUX B Common Terminal
2
V_P
Positive Charge-Pump Output. Bypass V_P to GND with a 1FF ceramic capacitor (35V or higher).
3
GND
Ground
4
V_N
Negative Charge-Pump Output. Bypass V_N to GND with a 1FF ceramic capacitor (30V or higher).
5
ACOM
MUX A Common Terminal
6
A0
MUX A Bidirectional Analog Input/Output 0
7
A1
MUX A Bidirectional Analog Input/Output 1
8
A2
MUX A Bidirectional Analog Input/Output 2
9
A3
MUX A Bidirectional Analog Input/Output 3
10
ENA
MUX A Enable Input
11
SA0
MUX A Channel Select Input 0
12
SA1
MUX A Channel Select Input 1
13
V_DD
Power-Supply Input. Bypass V_DD to GND with a 1FF ceramic capacitor.
14
SB1
MUX B Channel Select Input 1
15
SB0
MUX B Channel Select Input 0
16
ENB
MUX B Enable Input
17
B3
MUX B Bidirectional Analog Input/Output 3
18
B2
MUX B Bidirectional Analog Input/Output 2
19
B1
MUX B Bidirectional Analog Input/Output 1
20
B0
MUX B Bidirectional Analog Input/Output 0
—
EP
Exposed Pad. Connect EP to V_N. EP is not intended as an electrical connection point.
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