OPA314 datasheet(8/36 Pages) TI1

Part #	OPA314

Description	3-MHz, Low-Power, Low-Noise, RRIO, 1.8-V CMOS Operational Amplifier

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Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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8 / 36 page

12

10

8

6

4

2

0

Offset Voltage (mV)

30

25

20

15

10

5

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

Offset Voltage Drift ( V/ C)

m

°

160

155

150

145

140

135

130

125

120

-50

-25

0

25

50

75

100

125

Temperature (°C)

V = 1.8 V

S

V = 5.5 V

S

180

170

160

150

140

130

120

110

100

90

80

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

Supply Voltage (V)

140

130

120

110

100

-50

-25

0

25

50

75

100

125

Temperature (°C)

2 k , 5.5 V

W

10 k , 1.8 V

W

10 k , 5.5 V

W

140

120

100

80

60

40

20

0

20

-

0

20

-

40

60

80

100

120

140

160

10

1

100

1k

10k

100k

1M

10M

Frequency (Hz)

R = 10 k /10 pF

V = 2.5 V

W

L

S

±

OPA314

OPA2314

OPA4314

SBOS563F – MAY 2011 – REVISED AUGUST 2013

www.ti.com

TYPICAL CHARACTERISTICS

At TA = +25°C, RL = 10 kΩ connected to VS/2, VCM = VS/2, and VOUT = VS/2, unless otherwise noted.

OPEN-LOOP GAIN AND PHASE

OPEN-LOOP GAIN

vs FREQUENCY

vs TEMPERATURE

Figure 1.

Figure 2.

QUIESCENT CURRENT

vs SUPPLY

vs TEMPERATURE

Figure 3.

Figure 4.

OFFSET VOLTAGE PRODUCTION DISTRIBUTION

OFFSET VOLTAGE DRIFT DISTRIBUTION

Figure 5.

Figure 6.

8

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