参数资料
型号: AD8231-EVALZ
厂商: Analog Devices Inc
文件页数: 2/2页
文件大小: 0K
描述: BOARD EVAL FOR AD8231
产品培训模块: Pulse Oximetry Solutions
标准包装: 1
每 IC 通道数: 2 - 双
放大器类型: 仪表
输出类型: 单端
转换速率: 1.1 V/µs
电流 - 输出 / 通道: 70mA
工作温度: -40°C ~ 125°C
电流供应(主 IC): 4mA
电压 - 电源,单路/双路(±): 3 V ~ 6 V,±1.5 V ~ 3 V
板类型: 完全填充
已供物品:
已用 IC / 零件: AD8231
产品目录页面: 771 (CN2011-ZH PDF)
相关产品: AD8231ACPZ-WP-ND - IC AMP INST R-R 7MHZ 16LFCSP
AD8231ACPZ-RL-ND - IC AMP INST R-R 7MHZ 16LFCSP
AD8231ACPZ-R7DKR-ND - IC AMP INST R-R 7MHZ 16LFCSP
AD8231ACPZ-R7CT-ND - IC AMP INST R-R 7MHZ 16LFCSP
AD8231ACPZ-R7TR-ND - IC AMP INST R-R 7MHZ 16LFCSP

AD8231-EVALZ
VS
C1 +
10μF
SDN
A2
A1
A0
CS
VS
VS
1
12
1
12
AD8231
AD8231
–INA
+INA
R1
0 ?
R2
0 ?
C3
SPARE
C4
SPARE
C5
SPARE
2
3
4
LOGIC
IN-AMP
OP
AMP
11
10
9
R8
0 ?
C2
0.1μF
OUTA
REF
–DIFFI
+DIFFI
R3
0 ?
R4
0 ?
C7
SPARE
C8
SPARE
C9
SPARE
2
3
4
LOGIC
IN-AMP
OP
AMP
11
10
9
C6
0.1μF
R5
10k ?
R6
10k ?
+DIFFO
–DIFFO
RC11
10k ?
C10
SPARE
VS
R7
10k ?
R13
0 ?
R12
0 ?
C12
SPARE
R10
0 ?
R9
SPARE
Figure 3. AD8231-EVALZ Schematic
Additional 0603 component pads have been placed and routed to
allow several other types of op amp configurations. Figure 4 shows
how to put the op amp in either an inverting or noninverting gain
configuration. To make a noninverting configuration, drive the
The op amp can also be configured for filtering. Figure 5 shows
how to make a Sallen-Key filter.
C12
OP_IN pin with the incoming signal and the OP_NEG pin with a
bias voltage. For an inverting configuration, drive the OP_NEG pin
with the incoming signal and the OP_IN pin with a bias voltage.
OP_IN
R10
R13
RC11
R12
OP_OUT
OP_IN
OP_OUT
R9
OP_NEG
R9
OP_NEG
R12
Figure 5. Sallen-Key Filter
ORDERING GUIDE
Figure 4. Inverting or Noninverting Configuration
Model
1
Z = RoHS Compliant Part.
Description
Evaluation Board
ESD CAUTION
?2008 Analog Devices, Inc. All rights reserved. Trademarks and
registered trademarks are the property of their respective owners.
EB07016-0-11/08(0)
Rev. 0 | Page 2 of 2
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