Datasheet

48
47
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33
DVDD
GPIO4
GPIO3
GPIO2
DOUT
GPIO1
DAISY_IN
SCLK
START
CLK
DIN
DGND
DRDY
CS
RESET
PWDN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
IN8N
IN8P
IN7N
IN7P
IN6N
IN6P
IN5N
IN5P
IN4N
IN4P
IN3N
IN3P
IN2N
IN2P
IN1N
IN1P
WCT
RLDOUT
RLDIN
RLDINV
RLDREF
AVDD
AVSS
AVSS
AVDD
VCAP3
AVDD1
AVSS1
CLKSEL
DGND
DVDD
DGND
TESTP_PACE_OUT1
TESTN_PACE_OUT2
AVDD
AVSS
AVDD
AVDD
AVSS
VREFP
VREFN
VCAP4
NC
VCAP1
NC
VCAP2
RESV1
AVSS
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
64
63
62
61
60
59
58
57
56
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49
ADS1194, ADS1196
ADS1198
SBAS471C –APRIL 2010– REVISED NOVEMBER 2011 www.ti.com
PAG PACKAGE
TQFP-64
(TOP VIEW)
PAG PIN ASSIGNMENTS
NAME TERMINAL FUNCTION DESCRIPTION
IN8N
(1)
1 Analog input Differential analog negative input 8 (ADS1198 only)
IN8P
(1)
2 Analog input Differential analog positive input 8 (ADS1198 only)
IN7N
(1)
3 Analog input Differential analog negative input 7 (ADS1198 only)
IN7P
(1)
4 Analog input Differential analog positive input 7 (ADS1198 only)
IN6N
(1)
5 Analog input Differential analog negative input 6 (ADS1196/8 only)
IN6P
(1)
6 Analog input Differential analog positive input 6 (ADS1196/8 only)
IN5N
(1)
7 Analog input Differential analog negative input 5 (ADS1196/8 only)
IN5P
(1)
8 Analog input Differential analog positive input 5 (ADS1196/8 only)
IN4N
(1)
9 Analog input Differential analog negative input 4
IN4P
(1)
10 Analog input Differential analog positive input 4
IN3N
(1)
11 Analog input Differential analog negative input 3
IN3P
(1)
12 Analog input Differential analog positive input 3
IN2N
(1)
13 Analog input Differential analog negative input 2
IN2P
(1)
14 Analog input Differential analog positive input 2
IN1N
(1)
15 Analog input Differential analog negative input 1
IN1P
(1)
16 Analog input Differential analog positive input 1
(1) Connect unused analog inputs IN1x to IN8x to AVDD.
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Product Folder Link(s): ADS1194 ADS1196 ADS1198