Datasheet

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654321
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FILE:
Drawn By:
Engineer:
ti
12500 TI Boulevard. Dallas, Texas 75243
Title:
SHEET: OF:
SIZE:DATE:
REV:
25-Aug-2010
DOCUMENTCONTROL #
GPIO1
/RESET
/PWDN
PACEOUT1
PACEOUT2
C4
1uF
C9
22uF
C10
10uF
C1
1uF
C2
1uF
C3
1uF
C20
0.01uF
R3
0
R5
NI
R1
NI
VCAP4
VBG
VCAP2
C13
0.1uF
C14
0.1uF
C12
0.1uF
C5
1uF
C8
NI
C16
0.1uF
C6
1uF
C15
NI
C7
NI
C19
NI
VREFP
RLDINV RLDOUT RLDIN
C33
NI
R2
NI
VDD
4
GND
2
Output
3
E/D
1
OSC1
HC735-2.048MHZ
AVDD
AVDDAVDD
AVSS
AVSS
AVSS
JP16
ECG_RL
VREFP
AVSS
AVSS
AVSS
AVDD
AVDD
DVDD
C11
1uF
JP19
DVDD
CLKSEL
SPI_DRDY
SPI_OUT
GPIO2
SPI_CLK
SPI_CS
SPI_START
ECG ADC Frontend
AVDD
SPI_IN
JP1
GPIO1
R6
10K
R7
10K
DVDD
ECG_RL
C22 NI
C21 NI
AVSS
AVDD
R4
NI
ECG_SHD_DRV
ECG_SHD_DRV
JP17
NI
DVDD
VCAP3
/RESET
/PWDN
SPI_DRDY
GPIO4
SPI_OUT
GPIO2
GPIO3
SPI_CLK
SPI_CS
SPI_START
SPI_IN
CLKSEL
CLK
AVSS
C76
1uF
AVSS AVSS
C77
1uF
AVSS
JP5
C17
1uF
C18
0.1uF
AVDD
1
2
3
4
5
U2
NI
C90
100pF
AVSS
ECG_LL
ECG_LA
ECG_RA
ECG_V1
ECG_V2
ECG_V3
ECG_V4
ECG_V5
ECG_V6
R59
NI
R60
NI
R61
NI
R62
NI
R63
NI
R64
NI
R65
NI
R66
NI
AVDD
R58
NI
AVSS
ECG_V2
ECG_V3
ECG_V4
ECG_V5
ECG_V6
ECG_LA
ECG_RA
ECG_LL
ECG_V1
PACEOUT2
PACEOUT1
PACEOUT2PACEOUT1
/PWDN
DAISY_IN
GPIO3
GPIO4
DAISY_IN
GPIO3
GPIO4
DAISY_IN
12
34
56
78
910
J5
NI
JP18
EXT_CLK
EXT_CLK
WCT
TP11 TP12TP1 TP2
2 5
C
Tom Hendrick
Tom Hendrick
AGND
AGND
AGND
AGND
AGND
AGND AGND
AGND
AGND
AGND
AGND
AGND
AGND
ADS1298 ECG FE
R8
392K
TP3
1 2
3 4
JP26
1 2
3 4
JP33
1 2
3 4
JP27
1 2
3 4
JP28
1 2
3 4
JP29
1 2
3 4
JP30
1 2
3 4
JP31
1 2
3 4
JP32
IN8N
1
IN8P
2
IN7N
3
IN7P
4
IN6N
5
IN6P
6
IN5N
7
IN5P
8
IN4N
9
IN4P
10
IN3N
11
IN3P
12
IN2N
13
IN2P
14
IN1N
15
IN1P
16
PACE_OUT2
18
PACE_OUT1
17
VREFP
24
VCAP4
26
AVSS
20
RESV3/NC
29
VREFN
25
RESV2/NC
27
/PWDN
35
VCAP1
28
GPIO1
42
DAISY_IN
41
VCAP2
30
/RESET
36
DGND
33
DIN
34
START
38
CLK
37
/CS
39
SCLK
40
GPIO3
45
GPIO2
44
DOUT
43
GPIO4
46
/DRDY
47
DVDD
48
DGND
51
AVSS
32
DVDD
50
DGND
49
CLKSEL
52
AVSS1
53
AVDD1
54
VCAP3
55
AVDD
59
AVDD
56
AVSS
23
AVSS
57
AVSS
58
AVDD
19
AVDD
21
RLDIN
62
RLDINV
61
RLDOUT
63
RESV1
31
AVDD
22
RLDREF
60
WCT
64
U1
ADS1198
C95
0.1uF
R75
10K
DVDD