ADS6425 Datasheet, PDF (20/56 Pages) Texas Instruments – QUAD CHANNEL, 12-BIT, 125-MSPS ADC WITH SERIAL LVDS INTERFACE

ADS6425
SLWS197 – MARCH 2007
PIN CONFIGURATION (2-WIRE INTERFACE)
RGC PACKAGE
(TOP VIEW)
www.ti.com
DA1_P
DA1_M
DA0_P
DA0_M
CAP
RESET
LVDD
AGND
AVDD
AGND
INA_M
INA_P
AGND
INB_M
INB_P
AGND
164 ^{63 62 61 60 59 58 57 56 55 54 53 52 51 50 4948}
2
47
3
46
4
45
5
44
6
43
7
42
8
41
ADS6425
9
40
10
39
11
38
12
37
13
36
14
35
15
34
1167 _{18 19 20 21 22 23 24 25 26 27 28 29 30 31 3233}
DD0_M
DD0_P
DD1_M
DD1_P
SCLK
SDATA
SEN
PDN
AVDD
AGND
IND_M
IND_P
AGND
INC_M
INC_P
AGND
P0056-02
PIN ASSIGNMENTS (2-WIRE INTERFACE)
NAME
PINS
NO.
I/O
NO. OF
PINS
DESCRIPTION
SUPPLY AND GROUND PINS
AVDD
9,17,19,27,32,40,
6 Analog power supply
AGND
8,10,13,16,18,23,26,
31,33
36,39,
11 Analog ground
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 and not floated.
20
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