OPA2320-Q1_15 datasheet(9/31 Pages) TI

Part #	OPA2320-Q1

Description	Precision, 20-MHz, 0.9-pA, Low-Noise, RRIO,CMOS Operational Amplifier

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Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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9 / 31 page

6

5

4

3

2

1

0

10k

10M

Frequency (Hz)

100k

1M

1.8 V

S

3.3 V

S

5.5 V

S

3

2

1

0

-1

2

3

-

0

80

Output Current (mA)

10

20

30

60

50

40

70

–40°C

25°C

125°C

60

40

20

0

-20

10k

100M

Frequency (Hz)

100k

1M

10M

G = 1 V/V

G = 10 V/V

G = 100 V/V

60

40

20

0

-20

10k

100M

Frequency (Hz)

100k

1M

10M

G = 1 V/V

G = 10 V/V

G = 100 V/V

1000

100

10

1

10

1M

Frequency (Hz)

100

1k

10k

100k

6

5

4

3

2

1

0

-1

2

3

4

-

0

10

Time (1 s/div)

1

2

3

8

9

7

6

5

4

OPA2320-Q1

www.ti.com

SLOS884 – SEPTEMBER 2014

Typical Characteristics (continued)

At TA = 25°C, V(CM) = VO = mid-supply, and R(L) = 10 kΩ, unless otherwise noted.

VS = 1.8 to 5.5 V

Figure 13. Input Voltage Noise Spectral Density vs

Figure 14. 0.1-Hz to 10-Hz Input Voltage Noise

Frequency

VS = 1.8 V

C(L) = 50 pF

R(L) = 10 kΩ

VS = 5.5 V

C(L) = 50 pF

R(L) = 10 kΩ

Figure 15. Closed-Loop Gain vs Frequency

Figure 16. Closed-Loop Gain vs Frequency

C(L) = 50 pF

R(L) = 10 kΩ

VS = ±2.75 V

Figure 17. Maximum Output Voltage vs Frequency

Figure 18. Output Voltage Swing vs Output Current

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