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MAX4530/MAX4531/MAX4532
Low-Voltage, CMOS Analog Multiplexers/Switches
with Enable Inputs and Address Latching
8
_______________________________________________________________________________________
______________________________________________________________Pin Description
COMA
17
—
NCA
—
EN1
7
EN2
8
V-
9
N.C.
3, 14
COM
—
4
COMB
4
—
NOA
—
NCB
—
NOB
—
PIN
NO0B–NO3B
1, 2, 5, 6
—
NO0–NO7
—
1, 2, 5, 6,
16, 17, 18, 19
Analog Switch “A” Common
Analog Switch “A” Normally Closed Input
Enable Logic Input #1 (see Truth Table).
Enable Logic Input #2 (see Truth Table).
Negative Analog Supply Voltage Input. Connect
to GND for single supply operation.
Not Internally Connected
Analog Switch Common
Analog Switch “B” Common
Analog Switch “A” Normally Open Input
Analog Switch “B” Normally Closed Input
Analog Switch “B” Normally Open Input
Analog Switch “B” Inputs 0–3
Analog Switch Inputs 0–7
5
6
7
8
9
3, 14
—
19
4
2
1
—
MAX4531
MAX4530
MAX4532
GND
10
Negative Digital Supply Voltage Input. Connect
to digital ground. (Analog signals have no
ground
10
LE
11
Address Latch Logic Input (see Truth Table).
11
ADDA
12
Address “A” Logic Input (see Truth Table).
12
ADDB
13
Address “B” Logic Input (see Truth Table).
13
ADDC
—
15
Address “C” Logic Input (see Truth Table).
15
NO0A–NO3A
15, 16, 18, 19
—
Analog Switch “A” Inputs 0–3
—
NCC
—
Analog Switch “C” Normally Closed Input
16
NOC
—
Analog Switch “C” Normally Open Input
17
COMC
—
Analog Switch “C” Common
18
FUNCTION
NAME
V+
20
Positive Analog and Digital Supply-Voltage
Input
20
NO_, NC_, and COM_ pins are identical and interchangeable. Either may be considered as an input or output; signals pass equally
well in both directions.