THS4271

THS4275

SLOS397E − JULY 2002 − REVISED JANUARY 2004

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4

TYP

OVER TEMPERATURE

MIN/

PARAMETER

TEST CONDITIONS

25

°C

25

°C

0

°C to

70

°C

−40

°C to

85

°C

UNITS

MIN/

TYP/

MAX

DC PERFORMANCE

Open-loop voltage gain (AOL)

VO = ± 50 mV, RL = 499 Ω

75

65

60

60

dB

Min

Input offset voltage

VCM = 0 V

5

10

12

12

mV

Max

Average offset voltage drift

VCM = 0 V

±10

±10

µV/°C

Typ

Input bias current

VCM = 0 V

6

15

18

18

µA

Max

Average bias current drift

VCM = 0 V

±10

±10

nA/

°C

Typ

Input offset current

VCM = 0 V

1

6

8

8

µA

Max

Average offset current drift

VCM = 0 V

±10

±10

nA/

°C

Typ

INPUT CHARACTERISTICS

Common-mode input range

±4

±3.6

±3.5

±3.5

V

Min

Common-mode rejection ratio

VCM = ± 2 V

72

67

65

65

dB

Min

Input resistance

Common-mode

5

M

Ω

Typ

Input capacitance

Common-mode / differential

0.4/0.8

pF

Typ

OUTPUT CHARACTERISTIC8

Output voltage swing

G = +2

±4

±3.8

±3.7

±3.7

V

Min

Output current (sourcing)

RL = 10 Ω

160

120

110

110

mA

Min

Output current (sinking)

RL = 10 Ω

80

60

50

50

mA

Min

Output impedance

f = 1 MHz

0.1

Ω

Typ

POWER SUPPLY

Specified operating voltage

±5

±7.5

±7.5

±7.5

V

Max

Maximum quiescent current

22

24

27

28

mA

Max

Minimum quiescent current

22

20

18

15

mA

Min

Power supply rejection (+PSRR)

VS+ = 5.5 V to 4.5 V, VS− = 5 V

85

75

70

70

dB

Min

Power supply rejection (−PSRR)

VS+ = 5 V,

VS− = −5.5 V to −4.5 V

75

65

60

60

dB

Min

POWER-DOWN CHARACTERISTICS (THS4275 only)

(1)

REF = 0 V,

Enable

REF+1.8

V

Min

Power-down voltage level(1)

REF = 0 V,

Power down

REF+1

V

Max

Power-down voltage level(1)

Enable

REF−1

V

Min

Floating

Power down

REF−1.7

V

Max

Power-down quiescent current

PD = Ref +1.0 V, Ref = 0 V

875

1000

1100

1200

µA

Max

Power-down quiescent current

PD = Ref −1.7 V, Ref = VS+

650

800

900

1000

µA

Max

Turnon time delay(t(ON))

50% of final supply current value

4

µs

Typ

Turnoff time delay (t(OFF))

50% of final supply current value

3

µs

Typ

Input impedance

f = 1 MHz

4

G

Ω

Typ

Output impedance

200

k

Ω

Typ

(1) For detail information on the power-down circuit, see the powerdown section in the application information of this data sheet.