THS4221DG4 datasheet(10/40 Pages) TI

Part #	THS4221DG4

Description	LOW-DISTORTION, HIGH-SPEED, RAIL-TO-RAIL OUTPUT OPERATIONAL AMPLIFIERS

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Manufacturer	TI [Texas Instruments]

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THS4221, THS4225

THS4222, THS4226

SLOS399G − AUGUST 2002 − REVISED JANUARY 2004

www.ti.com

10

TYPICAL CHARACTERISTICS

TABLE OF GRAPHS

FIGURE

Small signal frequency response

1

Slew rate vs Output voltage step

2, 3

Harmonic distortion vs Frequency

4, 5, 8, 9

Harmonic distortion vs Output voltage swing

6, 7

Voltage and current noise vs Frequency

10

Differential gain vs Number of loads

11, 13

Differential phase vs Number of loads

12, 14

Quiescent current vs Supply voltage

15

Output voltage vs Load resistance

16

Open-loop gain and phase vs Frequency

17

Open-loop gain vs Supply voltage

18

Rejection ratio vs Frequency

19

Rejection ratio vs Case temperature

20

Common-mode rejection ratio vs Input common-mode range

21, 22

Input offset voltage vs Case temperature

23

Input bias and offset current vs Case temperature

24, 25

Power-down quiescent current vs Supply voltage

26

Output impedance in power down vs Frequency

27

Crosstalk vs Frequency

28

−2

0

2

4

6

8

10

12

14

16

18

20

22

0.1

1

10

100

1 k

f − Frequency − MHz

SMALL SIGNAL FREQUENCY RESPONSE

Gain = 10, Rf = 2 kΩ

Gain = 5, Rf = 2 kΩ

Gain = 2, Rf = 1.3 kΩ

RL = 499 Ω

POUT = −7 dBm

VS = ±5 V

Gain = 1, Rf = 0

Figure 1

0

200

400

600

800

1000

1200

0123

4

5

VO − Output Voltage Step − V

SLEW RATE

vs

OUTPUT VOLTAGE STEP

Gain = 1

RL = 499 Ω

Rf = 1.3 kΩ

VS = ±5 V

Fall

Rise

Figure 2

0

100

200

300

400

500

600

0

0.5

1

1.5

2

VO − Output Voltage Step − V

SLEW RATE

vs

OUTPUT VOLTAGE STEP

Gain = −1

RL = 499 Ω

Rf = 1.3 kΩ

VS = ±5 V

Fall

Rise

Figure 3

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