AD8421 datasheet(10/34 Pages) AD

номер детали	AD8421

подробное описание детали	36V Fully-Differential Programmable-Gain Instrumentation Amplifier with 25pA Input Bias Current

PDF	34 Pages

Scroll/Zoom	100%

производитель	AD [Analog Devices]

домашняя страница	http://www.analog.com

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10 / 34 page

LTC6373

Rev. 0

For more information www.analog.com

TYPICAL PERFORMANCE CHARACTERISTICS

Negative PSRR vs Frequency, RTI

Long Term Differential RTI Offset

Voltage Drift

Input Referred 0.1Hz to 10Hz

Voltage Noise (G = 16)

Input Referred 0.1Hz to 10Hz

Voltage Noise (G = 8)

Input Referred 0.1Hz to 10Hz

Voltage Noise (G = 4)

Input Referred 0.1Hz to 10Hz

Voltage Noise (G = 2)

Input Referred 0.1Hz to 10Hz

Voltage Noise (G = 1)

V+ = V+OUT = 15V, V– = –15V, VICM = VOCM = 0V, TA = 25°C, G = 1, unless otherwise noted.

Input Referred Voltage Noise

Density vs Frequency

FREQUENCY (Hz)

100

10k

100k

100

110

120

130

140

Negative PSRR vs Frequency, RTI

6373 G25

G = 16

G = 8

G = 4

G = 2

G = 1

G = 0.5

G = 0.25

FREQUENCY (Hz)

0.1

100

10k

100k

100

1000

Density vs Frequency

6373 G28

G = 16

G = 8

G = 4

G = 2

G = 1

G = 0.5

G = 0.25

TIME (1s/DIV)

6373 G29

TIME (1s/DIV)

6373 G30

TIME (1s/DIV)

6373 G31

TIME (1s/DIV)

6373 G32

TIME (1s/DIV)

6373 G33

Slew Rate vs Temperature

G = 16

VOUTDIFF = 40VP-P STEP

RL = 2kΩ

SLEW RATE MEASURED 10% TO 90%

TEMPERATURE (°C)

–50 –25

100 125

Slew Rate vs Temperature

6373 G26

G = 16

6 UNITS, SOLDERED TO PCB

TIME (HOURS)

250 500 750 1000 1250 1500 1750 2000

–3

–2.5

–2

–1.5

–1

–0.5

0.5

1.5

2.5

Voltage Drift

Long Term Differential RTI Offset

6373 G27

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