LT1881ACS8 datasheet(4/16 Pages) LINER

Part #	LT1881ACS8

Description	Dual and Quad Rail-to-Rail Output, Picoamp Input Precision Op Amps

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Manufacturer	LINER [Linear Technology]

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LT1881/LT1882

4

18812fa

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

The

● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.

Single supply operation VS = 5V, 0V; VCM = VS/2 unless otherwise noted. (Note 5)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VOS

Input Offset Voltage (LT1881A)

25

50

μV

0

°C < TA < 70°C

●

85

μV

–40

°C < TA < 85°C

●

110

μV

Input Offset Voltage (LT1881/LT1882)

30

80

μV

0

°C < TA < 70°C

●

125

μV

–40

°C < TA < 85°C

●

150

μV

ΔVOS/ΔT

Input Offset Voltage Drift

0

°C < TA < 70°C

●

0.3

0.8

μV/°C

(Note 6)

– 40

°C < TA < 85°C

●

0.3

0.8

μV/°C

ΔVOS/ΔTIME Long-Term Input Offset Voltage Stability

0.3

μV/month

IOS

Input Offset Current (LT1881A)

150

200

pA

0

°C < TA < 70°C

●

250

pA

–40

°C < TA < 85°C

●

300

pA

Input Offset Current (LT1881/LT1882)

150

500

pA

0

°C < TA < 70°C

●

600

pA

–40

°C < TA < 85°C

●

700

pA

SR +

Slew Rate Positive

AV = – 1

0.15

0.35

V/

μs

●

0.12

V/

μs

SR –

Slew Rate Negative

AV = – 1

0.11

0.18

V/

μs

●

0.08

V/

μs

FPBW

Full-Power Bandwidth

VOUT = 4VP-P

8.75

14

kHz

(Note 10)

●

6.35

kHz

ΔVOS

Offset Voltage Match (LT1881A)

(Note 7)

30

70

μV

0

°C < TA < 70°C

●

125

μV

–40

°C < TA < 85°C

●

160

μV

Offset Voltage Match (LT1881/LT1882)

(Note 7)

35

125

μV

0

°C < TA < 70°C

●

175

μV

–40

°C < TA < 85°C

●

235

μV

Offset Voltage Match Drift

(Notes 6, 7)

●

0.4

1.2

μV/°C

ΔIB+

Noninverting Bias Current Match

(Notes 7, 8)

200

300

pA

(LT1881A)

0

°C < TA < 70°C

●

400

pA

–40

°C < TA < 85°C

●

500

pA

Noninverting Bias Current Match

(Notes 7, 8)

250

700

pA

(LT1881/LT1882)

0

°C < TA < 70°C

●

900

pA

–40

°C < TA < 85°C

●

1000

pA

ΔCMRR

Common Mode Rejection Match

(Notes 7, 9)

●

102

125

dB

ΔPSRR

Power Supply Rejection Match

V– = 0V, VCM = 1.5V

(Notes 7, 9)

0

°C < TA < 85°C, 2.7V < V+ < 32V

●

104

126

dB

TA = –40°C, 3V < V+ < 32V

104

126

dB

The

● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25

°C.

Split supply operation VS = ±15V, VCM = 0V unless otherwise noted. (Note 5)

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