AME811 Datasheet, PDF (5/15 Pages) Analog Microelectronics – 3-1/2 Digit A/D Converter - Low Power With HOLD And Differential Reference Inputs

Analog Microelectronics, Inc.
AME811/AME811A/AME811R
3-1/2 Digit A/D Converter - Low Power
With HOLD And Differential Reference Inputs
n Pin Description
40-pin DIP 40-pin DIP 44-pin PQFP Symbol
Pin Number (Reverse) Pin Number
1
(40)
8
HOLD
2
(39)
9
D1
3
(38)
10
C1
4
(37)
11
B1
5
(36)
12
A1
6
(35)
13
F1
7
(34)
14
G1
8
(33)
15
E1
9
(32)
16
D2
10
(31)
17
C2
11
(30)
18
B2
12
(29)
19
A2
13
(28)
20
F2
14
(27)
21
E2
15
(26)
22
D3
16
(25)
23
B3
17
(24)
24
F3
18
(23)
25
E3
19
(22)
26
AB4
20
(21)
27
POL
21
(20)
28
BP
22
(19)
29
G3
23
(18)
30
A3
24
(17)
31
C3
25
(16)
32
G2
¢w
33
LB
26
(15)
34
V-
27
(14)
35
INT
28
(13)
29
(12)
30
(11)
31
(10)
32
(9)
33
(8)
36
BUF
37
A/Z
38
INLO
39
INHI
40
COM
41
VREF-
Description
HOLD pin, Logic 1, Holds Display
Units-digit D-segment driver
Units-digit C-segment driver
Units-digit B-segment driver
Units-digit A-segment driver
Units-digit F-segment driver
Units-digit G-segment driver
Units-digit E-segment driver
Tens-digit D-segment driver
Tens-digit C-segment driver
Tens-digit B-segment driver
Tens-digit A-segment driver
Tens-digit F-segment driver
Tens-digit E-segment driver
Hundreds-digit D-segment driver
Hundreds-digit B-segment driver
Hundreds-digit F-segment driver
Hundreds-digit E-segment driver
Thousands-digit, B&C segments driver
Negative-polarity driver
LCD backplane driver
Hundreds-digit G-segment driver
Hundreds-digit A-segment driver
Hundreds-digit C-segment driver
Tens-digit G-segment driver
Low-battery flag segment driver
Negative power supply voltage
Integrator output. Connection point for
integration capacitor.
Integrator resistor connection-point.
Auto-zero capacitor connection-point
Analog-input low
Analog-input high
Analog-common
Analog-reference input, negative terminal
5