Datasheet
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PIN CONFIGURATION (1-WIRE INTERFACE)
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
UNUSED
UNUSED
UNUSED
UNUSED
CAP
RESET
LVDD
AGND
AVDD
AGND
INA_M
INA_P
AGND
INB_M
INB_P
AGND
AVDD
AGND
AVDD
NC
CFG4
VCM
AGND
CLKP
CLKM
AGND
A
VDD
CFG3
CFG2
CFG1
AGND
AVDD
17
64
18
63
19
62
20
61
21
60
22
59
23
58
24
57
25
56
26
55
27
54
28
53
29
52
30
51
31
50
32
49
UNUSED
UNUSED
UNUSED
UNUSED
SCLK
SDATA
SEN
PDN
AVDD
AGND
IND_M
IND_P
AGND
INC_M
INC_P
AGND
LVDD
DA_M
DA_P
DB_M
DB_P
LGND
DCLKM
DCLKP
FCLKM
FCLKP
LGND
DC_M
DC_P
DD_M
DD_P
LVDD
P0056-07
PAD
ADS642x
RGCPACKAGE
(TOP VIEW)
ADS6424
ADS6423
ADS6422
SLAS532A – MAY 2007 – REVISED JUNE 2007
PIN ASSIGNMENTS (1-WIRE INTERFACE)
PINS
NO. OF
I/O DESCRIPTION
PINS
NAME NO.
SUPPLY AND GROUND PINS
AVDD 9,17,19,27,32,40, 6 Analog power supply
8,10,13,16,18,23,
AGND 11 Analog ground
26,31,33,36,39,
LVDD 7,49,64 3 Digital power supply
LGND 54,59 2 Digital ground
INPUT PINS
CLKP, CLKM 24,25 I 2 Differential input clock pair
INA_P, INA_M 12,11 I 2 Differential input signal pair, channel A. If unused, the pins should be tied to VCM. Do not float.
INB_P, INB_M 15,14 I 2 Differential input signal pair, channel B. If unused, the pins should be tied to VCM. Do not float.
INC_P, INC_M 34,35 I 2 Differential input signal pair, channel C. If unused, the pins should be tied to VCM. Do not float.
26 Copyright © 2007, Texas Instruments Incorporated
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