MAX4255 datasheet(6/21 Pages) MAXIM

Part #	MAX4255

Description	UCSP, Single-Supply, Low-Noise, Low-Distortion, Rail-to-Rail Op Amps

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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UCSP, Single-Supply, Low-Noise,

Low-Distortion, Rail-to-Rail Op Amps

6

_______________________________________________________________________________________

50

80

70

60

90

100

110

120

130

140

150

0

100

50

150

200

250

VDD = 5V

RL REFERENCED TO GND

LARGE-SIGNAL VOLTAGE GAIN

vs. OUTPUT VOLTAGE SWING

VOUT SWING FROM EITHER SUPPLY (mV)

RL = 2k

Ω

RL = 20k

Ω

RL = 200k

Ω

100

110

105

115

120

125

-40

0

-20

20

60

40

80

LARGE-SIGNAL VOLTAGE GAIN

vs. TEMPERATURE

TEMPERATURE (

°C)

RL REFERENCED TO VDD/2

VDD = 5V

RL = 1k

Ω

VOUT = 150mV

TO 4.75mV

RL = 100k

Ω

VOUT = 10mV

TO 4.99mV

RL = 10k

Ω

VOUT = 20mV

TO 4.975mV

0.373

0.374

0.375

0.376

340

380

360

400

420

440

460

-40

0

-20

20

60

40

80

SUPPLY CURRENT AND SHUTDOWN

SUPPLY CURRENT vs. TEMPERATURE

MAX4249-57 TOC12

TEMPERATURE (

°C)

PER AMPLIFIER

SHDN = VDD

SHDN = VSS

320

340

360

380

400

420

440

0

0.1

0.2

0.3

0.4

0.5

0.6

1.8

2.8

2.3

3.3

3.8

4.3

4.8

5.3 5.5

SUPPLY CURRENT AND SHUTDOWN

SUPPLY CURRENT vs. SUPPLY VOLTAGE

MAX4249-57 TOC13

SUPPLY VOLTAGE (V)

PER AMPLIFIER

SHDN = VDD

SHDN = VSS

2000

100

0.001

0.1

1

0.01

5

SUPPLY CURRENT

vs. OUTPUT VOLTAGE

OUTPUT VOLTAGE (V)

1000

400

VDD = 5V

VDD = 3V

40

60

80

120

100

180

160

140

1.8

2.3

2.8

3.3

3.8

4.3

4.8

5.3

INPUT OFFSET VOLTAGE

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

VCM = 0

VOUT = VDD/2

RL REFERENCED TO GND

RL = 10k

Ω

RL = 1k

Ω

RL = 100k

Ω

60

-40

100

10k

100k

1M

1k

10M

MAX4250–MAX4254

GAIN AND PHASE vs. FREQUENCY

-20

-10

0

-30

MAX4249-57 TOC16

FREQUENCY (Hz)

10

20

30

40

50

180

-180

-108

-72

-36

-144

0

36

72

108

144

GAIN

PHASE

VDD = 3V, 5V

RL = 50k

Ω

CL = 20pF

AV = 1000

60

-40

100

10k

100k

1M

1k

10M

MAX4249/MAX4255/MAX4256/MAX4257

GAIN AND PHASE vs. FREQUENCY

-20

-10

0

-30

MAX4249-57 TOC17

FREQUENCY (Hz)

10

20

30

40

50

180

-180

-108

-72

-36

-144

0

36

72

108

144

GAIN

PHASE

VDD = 3V, 5V

RL = 50k

Ω

CL = 20pF

AV = 1000

0

-100

-110

1

1k

10k

100k

1M

10

100

10M

MAX4250–MAX4254

POWER-SUPPLY REJECTION RATIO

vs. FREQUENCY

-80

-70

-60

-90

FREQUENCY (Hz)

-50

-40

-30

-20

-10

PSRR+

PSRR-

VDD = 3V, 5V

Typical Operating Characteristics (continued)

(VDD = 5V, VSS = 0V, VCM = VOUT = VDD/2, input noise floor of test equipment =10nV/√Hz for all distortion measurements,

TA = +25°C, unless otherwise noted.)

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