Datasheet Analog Devices AD8221 — 数据表

REVISIONS
LTR DESCRIPTION DATE APPROVED Prepared in accordance with ASME Y14.24 Vendor item drawing REV
PAGE
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PAGE 1 2 PMIC N/A PREPARED BY
RICK OFFICER Original date of drawing
YY-MM-DD CHECKED BY
RAJESH PITHADIA 16-06-03 4 A
REV 5 6 7 8 9 10 11 12 13 DLA LAND AND MARITIME
COLUMBUS, OHIO 43218-3990
http://www.landandmaritime.dla.mil/
TITLE
MICROCIRCUIT, LINEAR, PRECISION
INSTRUMENTATION AMPLIFIER, MONOLITHIC
SILICON APPROVED BY
CHARLES F. SAFFLE
SIZE AMSC N/A 3 CODE IDENT. NO. DWG NO. V62/16619 16236
PAGE 1 OF 13
5962-V081-16 1. SCOPE 1.1 Scope. This drawing documents the general requirements of a high performance precision instrumentation amplifier microcircuit,
with an operating temperature range of -55C to +125C. …

Precision Instrumentation Amplifier
AD8221
CONNECTION DIAGRAM Easy to use
Available in space-saving MSOP
Gain set with 1 external resistor (gain range 1 to 1000)
Wide power supply range: ±2.3 V to ±18 V
Temperature range for specified performance:
−40°C to +85°C
Operational up to 125°C 1
Excellent AC specifications
80 dB minimum CMRR to 10 kHz (G = 1)
825 kHz, –3 dB bandwidth (G = 1)
2 V/µs slew rate
Low noise
8 nV/√Hz, @ 1 kHz, maximum input voltage noise
0.25 µV p-p input noise (0.1 Hz to 10 Hz)
High accuracy dc performance (AD8221BR)
90 dB minimum CMRR (G = 1)
25 µV maximum input offset voltage
0.3 µV/°C maximum input offset drift
0.4 nA maximum input bias current –IN 1 8 +VS RG 2 7 VOUT RG 3 6 REF +IN 4 AD8221 5 –VS TOP VIEW 03149-001 FEATURES Figure 1.
120
110 …

FEATURES CONNECTION DIAGRAM
AD8221-KGD Easy to use
Gain set with 1 external resistor (gain range 1 to 1000)
Wide power supply operating range: ±2.3 V to ±18 V
Temperature range for specified performance: −40°C to +85°C
Operational up to 125°C 1
Excellent ac specifications
80 dB minimum CMRR to 10 kHz (gain = 1)
825 kHz typical, small signal –3 dB bandwidth (gain = 1)
2 V/µs typical slew rate (gain = 1)
Low noise
8 nV/√Hz maximum input voltage noise at 1 kHz
0.25 µV p-p typical RTI noise (gain = 100 to 1000)
High accuracy dc performance
80 dB minimum CMRR dc to 60 Hz with 1 kΩ source
impedance (gain = 1)
70 µV maximum input offset voltage
0.9 µV/°C maximum input offset voltage, average
temperature coefficient
1.5 nA maximum input bias current
Known Good Die (KGD): these die are fully guaranteed to
data sheet specifications. –IN +VS RG VOUT RG REF +IN –VS 20258-001 Known Good Die Precision Instrumentation Amplifier
AD8221-KGD Figure 1. APPLICATIONS …

Precision Instrumentation Amplifier
AD8221-EP Enhanced Product
FEATURES TYPICAL CONNECTION DIAGRAM ENHANCED PRODUCT FEATURES
Supports defense and aerospace applications (AQEC standard)
Military temperature range (−55°C to +125°C)
Controlled manufacturing baseline
One assembly/test site
One fabrication site
Enhanced product change notification
Qualification data available on request APPLICATIONS AD8221-EP
–IN 1 8 +VS RG 2 7 VOUT RG 3 6 REF +IN 4 5 –VS TOP VIEW 03149-001 Specified from −55°C to +125°C
0.9 μV/°C maximum input offset average TC
10 ppm/°C maximum gain vs. temperature (G = 1)
Excellent ac specifications
80 dB minimum CMRR at 10 kHz (G = 1)
–3 dB bandwidth: 825 kHz typical (G = 1)
2 V/μs typical slew rate
Low noise
8 nV/√Hz, at 1 kHz, maximum input voltage noise
0.25 μV p-p RTI (G = 100 to 1000)
High accuracy dc performance
80 dB minimum CMRR DC to 60 Hz (G = 1)
70 μV maximum input offset voltage …

Precision Instrumentation Amplifier
AD8221
CONNECTION DIAGRAM Easy to use
Available in space-saving MSOP
Gain set with 1 external resistor (gain range 1 to 1000)
Wide power supply range: ±2.3 V to ±18 V
Temperature range for specified performance:
−40°C to +85°C
Operational up to 125°C 1
Excellent AC specifications
80 dB minimum CMRR to 10 kHz (G = 1)
825 kHz, –3 dB bandwidth (G = 1)
2 V/µs slew rate
Low noise
8 nV/√Hz, @ 1 kHz, maximum input voltage noise
0.25 µV p-p input noise (0.1 Hz to 10 Hz)
High accuracy dc performance (AD8221BR)
90 dB minimum CMRR (G = 1)
25 µV maximum input offset voltage
0.3 µV/°C maximum input offset drift
0.4 nA maximum input bias current –IN 1 8 +VS RG 2 7 VOUT RG 3 6 REF +IN 4 AD8221 5 –VS TOP VIEW 03149-001 FEATURES Figure 1.
120
110 …