Texas Instruments ADS1610EVM User Manual page 23

1
HOST_A2
D
HOST_A3
DVDD_3VDVDD_3V
R42 R43
10K 10K
J19
2 1
4 3
DGND1 DVDD_3V
C
TP6
ADS1610_CSB
U22A
ADDR_VALID*
1
ADDR_VALID* A
3
Y
HOST_CSa*
2
B
HOST_CSa*
B HOST_WR*
SN74AHC32
HOST_WR*
U22D
ADDR_VALID*
12
ADDR_VALID* A
11
Y
HOST_CSa*
13
B
HOST_CSa*
HOST_RD*
SN74AHC32
HOST_RD*
DVDD_3V DVDD_3V
U16B U17B
5 5
A
Vcc Vcc
C100
3 3
GND GND
0.1uF
SN74AHC1G86 SN74AHC1G86
DGND1 DGND1
1
2 3
U16A
HOST_A2
1
A
4
Y
2
B
U15A
SN74AHC1G86 1
A
4
Y
2
B
U17A
HOST_A3
1
SN74AHC1G32
A
4
Y
2
B
SN74AHC1G86
A
B
R147
130K
GND
R46
169K
SW2
C107
0.1uF
DGND1
ADS1610_CSB
SYNCB
2
W20 SYNCB
U22B
SN74AHC32
4
A
6
Y
5
B
U22C
9
A
RDB
8
Y
RDB
10
B
SN74AHC32
DVDD_3V
U15B U21B
5 1
Vcc NC Vcc
C101 C99
3 3
GND GND
0.1uF 0.1uF
SN74AHC1G32
SN74AHC1G04
DGND1 DGND1
2 3
4
TP7
ADDR_VALID*
ADDR_VALID*
...1G
Vcc
1 5
2
Y
3 4
DVDD_3V
R139
10K
TP8
U13B
10
PRE
RANGE
11
RANGE CLK Q
12
D Q
13
CLR
SYNCB
SN74AHC74
SYNCB
DVDD_3V DVDD_3V
U22E
5 14
VCC
U13C
C108 C109
SN74AHC74
7
GND
0.1uF 0.1uF
SN74AHC32
DGND1
4
5
DVDD_3V
RP14
10K
SW1
M0
1 16
1 16
2 15 M1
2 15
PDB
3 14
3 14
4 13
4 13
5 12
5 12
6 11
6 11
7 10
7 10
8 9
8 9
DIP_SWITCH_8POS
DGND1
U21A
2 4
D_RDY* A Y
SN74AHC1G04
D_RDY* DRDY_OUT
2
W23 DRDY_OUT
LED1
R140
150R
Out of Range (OTR)
R45
OTR_INT
9 1
8
10K
Q1
DGND1
OTR_INT
DVDD_3V
C194
0.1uF
Engineer: Joe Purvis
Drawn By:
Joe Purvis
FILE:
DGND1 Interface.Sch
5
6
Revision History
REV ECN Number Approved
D
M0
M1
PDB
C
DVDD_3V
B
Qx
1
3
2
1 = BASE
2 = EMITTER
3 = COLLECTOR
ti
A
12500 TI Boulevard. Dallas, Texas 75243
Title:
Interface
DOCUMENTCONTROL #
REV: A
6455110
DATE: SIZE:
18-Aug-2006 SHEET: 4 OF: 7
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