PARAMETER

TEST CONDITIONS†

UNIT

VIO

Input offset voltage

mV

IIO

Input offset current

VO = 1.4 V

nA

IIB

Input bias current

VO = 1.4 V

nA

VCC = 5 V to 30 V

V

VICR

Common-mode input voltage

range

Full range

25

°C

25

100

50

100

15

25

IO

Output current

mA

25

°C

25

°C

Full range

Full range

–20

– 40

–25

– 40

–20

–10

– 20

–10

20

10

20

10

58

5

8

ICC

Supply current

mA

TL321C, TL321I

OPERATIONAL AMPLIFIERS

POST OFFICE BOX 655303

3

TL321C

TL321I

MIN

TYP

MAX

MIN

TYP

MAX

VIC = VICR min,

VCC = 5 V to 30 V,

25

°C

2

7

2

5

VO = 1.4 V,

RS = 50 kΩ

Full range

9

7

25

°C

5

50

3

30

Full range

150

100

25

°C

–45

– 250

–45

– 150

Full range

– 500

– 300

25

°C

0 to

VCC –1.5

0 to

VCC –1.5

Full range

0 to

VCC –1.5

0 to

VCC –1.5

VCC = 30 V,

RL = 2 kΩ

Full range

26

26

VOH

High-level output voltage

VCC = 30 V,

RL ≥ 10 kΩ

Full range

27

28

27

28

V

RL ≥ 2 kΩ

25

°C

3.5

3.5

VOL

Low-level output voltage

RL ≥ 10 kΩ

Full range

5

20

5

20

mV

AVD

Large-signal differential

voltage amplification

VCC = 15 V,

VO = 1 V to 11 V,

RL = 2 kΩ

V/mV

CMRR

Common-mode rejection ratio

VIC = VICR min,

RS = 50 kΩ

25

°C

65

85

70

85

dB

kSVR

Supply voltage rejection ratio

(

∆VCC/∆VIO)

VCC = 5 V to 30 V,

RS = 50 kΩ

25

°C

65

100

65

100

dB

Source

VCC = 15 V.

VID = 1 V,

VO = 0

Sink

VCC = 15 V.

VID = – 1 V,

VO = 15 V

VID = – 1 V,

VO = 200 V

25

°C

12

50

12

50

µA

No load,

VO = 15 V,

VCC = 30 V

Full range

2

2

No load,

VO = 2.5 V,

VCC = 5 V

Full range

1

0.4

1

† All characteristics are measured under open-loop conditions with zero common-mode voltage unless otherwise specified. Full range is 0

°C to

70

°C for TL321C and –25°C to 85°C for TL321I.