OP221GZ datasheet(3/12 Pages) AD

Part #	OP221GZ

Description	Dual Low Power Operational Amplifier, Single or Dual Supply

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REV. C

–3–

OP221

SPECIFICATIONS (Electrical Characteristicsat V

S =

2.5 V to

15 V, –40 C

£ TA £ +85 C, unless otherwise noted.)

OP221G

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Average Input

TCVOS

23

mV/∞C

Offset Voltage Drift

1

Input Offset Voltage

VOS

400

700

mV

Input Offset Current

IOS

VCM = 0

2

10

nA

Input Bias Current

IB

VCM = 0

80

140

nA

Input Voltage Range

IVR

V+ = 5 V, V– = 0 V

2

0/3.2

V

VS =

±15 V

–15/13.2

Common-Mode

CMRR

V+ = –5 V, V– = 0 V

Rejection Ratio

0 V

£ VCM £ 3.5 V

70

80

VS =

±15 V

dB

–15 V

£ VCM £ 13.5 V

75

85

Power Supply

PSRR

VS =

±2.5 V to ± 15 V

57

180

mV/V

Rejection Ratio

V– = 0 V, V+ = 5 V to 30 V

100

320

Large-Signal

AVO

VS =

±15 V, RL = 10 kW

Voltage Gain

VO =

±10 V

600

V/mV

Output Voltage

VO

V+ = 5 V, V– = 0 V

0.9/3.7

Swing

RL = 10 k

W

V

VS = 15 V, RL = 10 k

W

13.2

Supply Current

ISY

VS =

±2.5 V, No Load

600

750

mA

(Both Amplifiers)

VS =

±15 V, No Load

950

1000

NOTES

1Sample tested.

2Guaranteed by CMRR test limits.

OP221G

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Input Offset

Voltage Match

DVOS

250

600

mV

Average Noninverting

Bias Current

IB+

120

nA

Noninverting Input

IOS+4

10

nA

Offset Current

Common-Mode

Rejection Ratio

DCMRR

VCM = –15 V to 13.5 V

72

dB

Match

1

Power Supply

Rejection Ratio

DPSRR

VS =

±2.5 V to ± 15 V

140

mV/V

Match

2

NOTES

1

DCMRR is 20 log10 VCM/DCME, where VCM is the voltage applied to both noninverting inputs and DCME is the difference in common-mode input-referred error.

2

DPSRR is: Input-Referred Differential Error

DVS

Matching Characteristics at Vs =

15 V, TA = 25 C, unless otherwise noted.

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