OPA2338UA datasheet(2/9 Pages) BURR-BROWN

Part #	OPA2338UA

Description	MicroSIZE, Single-Supply CMOS OPERATIONAL AMPLIFIERS MicroAmplifier ??Series

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Manufacturer	BURR-BROWN [Burr-Brown (TI)]

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OPA337, OPA2337

OPA338, OPA2338

SPECIFICATIONS: VS = 2.7V to 5.5V

At TA = +25°C, and RL = 25kΩ connected to VS/2, unless otherwise noted.

Boldface limits apply over the specified temperature range, –40

°C to +85°C, V

S = 5V.

The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes

no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change

without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant

any BURR-BROWN product for use in life support devices and/or systems.

OPA337NA, EA, UA, PA

OPA2337EA, UA, PA

OPA338NA, UA

OPA2338EA, UA

PARAMETER

CONDITION

MIN

TYP(1)

MAX

UNITS

OFFSET VOLTAGE

Input Offset Voltage

VOS

±0.5

±3mV

TA = –40°C to +85°C

±3.5

mV

vs Temperature

dVOS/dT

±2

µV/°C

vs Power Supply Rejection Ratio

PSRR

VS = 2.7V to 5.5V

25

125

µV/V

TA = –40°C to +85°C

VS = 2.7V to 5.5V

125

µV/V

Channel Separation (dual versions)

dc

0.3

µV/V

INPUT BIAS CURRENT

Input Bias Current

IB

±0.2

±10

pA

TA = –40°C to +85°C

See Typical Curve

Input Offset Current

IOS

±0.2

±10

pA

NOISE

Input Voltage Noise, f = 0.1Hz to 10Hz

6

µVp-p

Input Voltage Noise Density, f = 1kHz

en

26

nV/

√Hz

Current Noise Density, f = 1kHz

in

0.6

fA/

√Hz

INPUT VOLTAGE RANGE

Common-Mode Voltage Range

VCM

TA = –40°C to +85°C

–0.2

(V+) – 1.2

V

Common-Mode Rejection Ratio

CMRR

–0.2V < VCM < (V+) – 1.2V

74

90

dB

TA = –40°C to +85°C

–0.2V < VCM < (V+) – 1.2V

74

dB

INPUT IMPEDANCE

Differential

1013 || 2

Ω || pF

Common-Mode

1013 || 4

Ω || pF

OPEN-LOOP GAIN

Open-Loop Voltage Gain

AOL

RL = 25kΩ, 125mV < VO < (V+) – 125mV

100

120

dB

TA = –40°C to +85°C

RL = 25kΩ, 125mV < VO < (V+) – 125mV

100

dB

RL = 5kΩ, 500mV < VO < (V+) – 500mV

100

114

dB

TA = –40°C to +85°C

RL = 5kΩ, 500mV < VO < (V+) – 500mV

100

dB

OPA337 FREQUENCY RESPONSE

Gain-Bandwidth Product

GBW

VS = 5V, G = 1

3

MHz

Slew Rate

SR

VS = 5V, G = 1

1.2

V/

µs

Settling Time: 0.1%

VS = 5V, 2V Step, CL = 100pF, G = 1

2

µs

0.01%

VS = 5V, 2V Step, CL = 100pF, G = 1

2.5

µs

Overload Recovery Time

VIN • G = VS

2

µs

Total Harmonic Distortion + Noise

THD+N

VS = 5V, VO = 3Vp-p, G = 1, f = 1kHz

0.001

%

OPA338 FREQUENCY RESPONSE

Gain-Bandwidth Product

GBW

VS = 5V, G = 5

12.5

MHz

Slew Rate

SR

VS = 5V, G = 5

4.6

V/

µs

Settling Time: 0.1%

VS = 5V, 2V Step, CL = 100pF, G = 5

1.4

µs

0.01%

VS = 5V, 2V Step, CL = 100pF, G = 5

1.9

µs

Overload Recovery Time

VIN • G = VS

0.5

µs

Total Harmonic Distortion + Noise

THD+N

VS = 5V, VO = 3Vp-p, G = 5, f = 1kHz

0.0035

%

OUTPUT

Voltage Output Swing from Rail(2)

RL = 25kΩ, AOL ≥ 100dB

40

125

mV

TA = –40°C to +85°C

RL = 25kΩ, AOL ≥ 100dB

125

mV

RL = 5kΩ, AOL ≥ 100dB

150

500

mV

TA = –40°C to +85°C

RL = 5kΩ, AOL ≥ 100dB

500

mV

Short-Circuit Current

ISC

±9mA

Capacitive Load Drive

CLOAD

See Typical Curve

POWER SUPPLY

Specified Voltage Range

VS

TA = –40°C to +85°C

2.7

5.5

V

Minimum Operating Voltage

2.5

V

Quiescent Current (per amplifier)

IQ

IO = 0

0.525

1

mA

TA = –40°C to +85°C

IO = 0

1.2

mA

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