The following content is an automatically extracted verbatim text
from the original manufacturer datasheet and is provided for reference purposes only.
View original datasheet text
Data Sheet
FEATURES
Fixed gain of 2000 Access to internal nodes provides flexibility Low noise: 1.5 nV/√Hz input voltage noise High accuracy dc performance
Gain drift: 5 ppm/°C Offset drift: 0.3 μV/°C Gain accuracy: 0.05% CMRR: 140 dB min Excellent ac specifications Bandwidth: 3.5 MHz Slew rate: 40 V/μs Power supply range: ±4 V to ±18 V 8-lead SOIC package ESD protection: 5000 V (HBM) Temperature range for specified performance: −40°C to +85°C Operational up to 125°C
APPLICATIONS
Sensor interface Medical instrumentation Patient monitoring
Low Noise, Low Gain Drift, G = 2000 Instrumentation Amplifier AD8428
FUNCTIONAL BLOCK DIAGRAM
+VS –FIL
–IN
3kΩ 6kΩ
6kΩ
120kΩ
30.15Ω
OUT
09731-001
3kΩ 6kΩ
6kΩ
120kΩ
REF
+IN
AD8428
–VS +FIL
Figure 1.
Table 1.
AD8428 Datasheet
