ISL71841SEH Datasheet, PDF (4/29 Pages) Intersil Corporation – Radiation Hardened 30V 32-Channel Analog

Pin Configurations
ISL71841SEH
(48 LD CQFP)
TOP VIEW
ISL71841SEH
ISL71841SEH
(44 LD CLCC)
TOP VIEW
IN12
IN11
IN10
IN9
IN8
IN7
IN6
IN5
IN4
IN3
IN2
IN1
6 5 4 3 2 1 48 47 46 45 44 43
7
42
8
41
9
40
10
39
11
38
12
37
13
36
14
35
15
34
16
33
17
32
1819
20
21
22
23
24
25
26
27
28
29
31
30
IN28
IN27
IN26
IN25
IN24
IN23
IN22
IN21
IN20
IN19
IN18
IN17
6 5 4 3 2 1 44 43 42 41 40
IN11 7
39 IN27
IN10 8
38 IN26
IN9 9
37 IN25
IN8 10
36 IN24
IN7 11
35 IN23
IN6 12
34 IN22
IN5 13
33 IN21
IN4 14
32 IN20
IN3 15
31 IN19
IN2 16
IN1 ₁₇
30 IN18
29 IN17
18 19 20 21 22 23 24 25 26 27 28
Pin Descriptions
PIN NAME
NC
OUT
V⁺
V^-
INx
Ax
EN
VREF
GND
LID
PIN NUMBER
48 LD CQFP
PIN NUMBER
44 LD CLCC
DESCRIPTION
2, 26, 27, 47, 48
NA
Not connected, no internal connection
1
1
Output for multiplexer
19
18
Positive power supply
30
27
Negative power supply
3, 4, 5, 6, 7, 8, 9, 10, 11, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, Inputs for multiplexer
12, 13, 14, 15, 16, 17, 18,
13, 14, 15, 16, 17,
31, 32, 33, 34, 35, 36, 37, 29, 30, 31, 32, 33, 34, 35, 36,
38, 39, 40, 41, 42, 43, 44, 37, 38, 39, 40, 41, 42, 43, 44
45, 46
21, 22, 23, 24, 25
20, 21, 22, 23, 24,
Address lines for multiplexer
28
25
Enable control for multiplexer (active low)
20
19
Reference voltage used to set logic thresholds
29
26
Ground
NA
NA
Package Lid is internally connected to GND (Pin 29 on CQFP, Pin 26
on CLCC)
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4
FN8735.4
June 3, 2016