1
2
3
4
5
6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
Tabloid
Date:
15-Feb-2010
Sheet of
File:
C:\Work\ADS1259\ADS1259.ddb
Drawn By:
+5V
CR5
DNP
CR1
1uF
RR1
10K
CR4
22uF
GND
TP6
GND
CNTL
1
CLKX
3
CLKR
5
FSX
7
FSR
9
DX
11
DR
13
INT
15
TOUT
17
GPIO5
19
GPIO0
2
DGND
4
GPIO1
6
GPIO2
8
DGND
10
GPIO3
12
GPIO4
14
SCL
16
DGND
18
SDA
20
J7
SERIALHDR
OBCLK
EOH
1
GND
2
OUT
3
VCC
4
U32
CRY_C3391-7.3728
DVDD
C31
10nF C0G
A
1
B
2
Y
3
GND
4
Y
5
A/B
6
G
7
VCC
8
U31
SN74LVC2G157DCT
R35
470K
R34
470K
T
O
U
T
G
P
IO
4
J7A (TOP) = SAM_TSM-110-01-L-DV-P
J7B (BOTTOM) = SAM_SSW-110-22-F-D-VS-K
VIN
2
VOUT
6
TRIM
5
GND
4
TEMP
3
U11
REF5025ID
J8A (TOP) = SAM_TSM-110-01-L-DV-P
J8B (BOTTOM) = SAM_SSW-110-22-F-D-VS-K
+5V
+3.3V
ADC AVDD
ADC AVSS
DIGITAL=3.3V
DGND
AGND
JUMPER FUNCTIONS
J11A (TOP) = SAM_TSM-105-01-L-DV-P
J11B (BOTTOM) = SAM_SSW-105-22-F-D-VS-K
CR9
10uF
AVDD
AVDD
DVDD
CR10
10uF
RR5
0
RR4
0
DVDD
CR3
10uF-tant
1
2
3
4
5
6
7
8
9
10
J10
JPR-2X5
C30
1uF
DVDD
R1
47
R2
47
C3
47pF C0G
C2
47pF C0G
C1
10nF C0G
CR11
10uF
TP1
REFOUT
TP5
AVSS
TP2
REFP
A0
1
A1
2
GND
4
SDA
5
SCL
6
WP
7
VCC
8
A2
3
U34
MCP_24AA256-I/ST
C33
0.1uF
DVDD
DVDD
2
4
6
1
3
5
J12
HEADER-3X2
R31
2.7K
R32
2.7K
DVDD
1
2 J13
1
2
J14
EXT CLK INPUT
VDD
DVDD
AVSS
VA-
VA+
VSN
VSP
VSOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J5
JPR-2X7
C20
470nF
C21
470nF
C22
470nF
AVDD
C4
18pF
C5
18pF
Bypass Capacitors for PGA280
ADS DRDY
DOUT
DIN
SCLK
ADS CS
ADS START
ADS RST
PGA CS
DVDD
C23
100nF
AVDD
C24
10uF
AVSS
DVDD
C25
10uF
Bypass Capacitors for ADS1259
AVSS
Ref+
Ref-
D1
FRC_BAT54
D2
FRC_BAT54
D3
ONS_MMBZ5231BLT1
AVDD
TP4
AVDD
TP3
REFN
Ref-
Ref+
RA2
100
C6
10uF
RA4
100
TP7
AINP
TP8
AINN
CR2
1uF
S2
SW-DP3T
R3
1k
RB1
22
RB2
22
RB3
10
RB4
10
VA-
VA+
AVSS
VSN
VSP
AVSS
1
2
3
J2
JPR-1X3
1
2
3
J3
JPR-1X3
1
2
3
J4
JPR-1X3
1
2
J6
JPR-2X1
VSOP
AVSS
D5
FRC_BAT54
D4
FRC_BAT54
R6
1k
R5
1k
R4
1k
R7
1k
AVSS
AVSS
VSN
VDD
AVSS
1
2
3
J1
JPR-1X3
-VA
2
-5VA
4
AGND
6
VD1
8
+5VD
10
+VA
1
+5VA
3
DGND
5
+1.8VD
7
+3.3VD
9
J11
DAUGHTER-POWER
A0(+)
2
A1(+)
4
A2(+)
6
A3(+)
8
A4
10
A5
12
A6
14
A7
16
REF-
18
REF+
20
A0(-)
1
A1(-)
3
A2(-)
5
A3(-)
7
AGND
9
AGND
11
AGND
13
VCOM
15
AGND
17
AGND
19
J8
DAUGHTER-ANALOG
GPIO0
24
GPIO1
23
GPIO2
22
GPIO3
21
GPIO4
20
GPIO5
19
GPIO6
18
CS
17
SCLK
16
DIN
15
DOUT
14
DVDD
13
DGND
12
VSN
11
INN1
10
INP1
9
INN2
8
VON
1
VOP
2
VOCM
3
VSOP
4
VSON
5
VSP
6
INP2
7
U1
PGA280IPW
AINP
1
AINN
2
RST/PDWN
3
START
4
SYNCOUT
5
CS
6
SCLK
7
DIN
8
DOUT
9
DRDY
10
AVDD
20
AVSS
19
VREFN
18
VREFP
17
REFOUT
16
DVDD
15
DGND
14
BYPASS
13
XTAL2
12
XTAL1/CLKIN
11
U2
ADS1259IPW
S1
SW-DPDT
S3
NKK_SS14MDP2
S4
NKK_SS14MDP2
RA1
100K
RA3
DNP
AVSS
X1
ECS-73-18-10
TP11
VOP
TP12
VON
AVDD
R9
10k
R8
10k
AVSS
TP13
INP1
TP14
INN1
AINN
INN1
INN2
AINP
INP1
INP2
1
2
3
J15
JPR-1X3
GAIN
OFFSET
CALIBRATION
DNP
DNP
R10
100K
R11
1K
ADS1259/PGA280EVM
A