1874I Просмотр технического описания (PDF) - STMicroelectronics

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1874I

1.8V input/output rail-to-rail low power operational amplifiers

STMicroelectronics 

Electrical characteristics

TS1871-TS1872-TS1874

Table 4.

Symbol

Electrical characteristics at VCC = +3V

with VDD = 0V, CL & RL connected to VCC/2, and Tamb = 25°C (unless otherwise specified)(1)

Parameter

Conditions

Min. Typ. Max. Unit

Vio Input offset voltage

ΔVio Input offset voltage drift

Iio Input offset current

Iib Input bias current

Common mode rejection ratio

CMR

20 log (ΔVic/ΔVio)

Avd Large signal voltage gain

VOH High level output voltage

VOL Low level output voltage

Output source current

Io

Output sink current

ICC Supply current (per amplifier)

GBP

SR

φm

en

THD

Gain bandwidth product

Slew rate

Phase margin

Input voltage noise

Total harmonic distortion

Vicm = Vout = VCC/2

TS1871A/2A/4A

Tmin ≤ Tamb ≤ Tmax

TS1871/2/4

Tmin ≤ Tamb ≤ Tmax

Vicm = Vout = VCC/2 (2)

Tmin ≤ Tamb ≤ Tmax

Vicm = Vout = VCC/2 (1)

Tmin ≤ Tamb ≤ Tmax

0 ≤ Vicm ≤ VCC, Vout = VCC/2

Tmin ≤ Tamb ≤ Tmax

Vout = 0.5V to 2.5V

RL = 2kΩ

RL = 600Ω

Vid = 100mV

RL = 2kΩ

RL = 600Ω

Tmin ≤ Tamb ≤ Tmax, RL = 2kΩ

Tmin ≤ Tamb ≤ Tmax, RL = 600Ω

Vid = -100mV

RL = 2kΩ

RL = 600Ω

Tmin ≤ Tamb ≤ Tmax, RL = 2kΩ

Tmin ≤ Tamb ≤ Tmax, RL = 600Ω

Vid = 100mV, VO = VDD

Vid = -100mV, VO = VCC

Vout = VCC/2

AVCL = 1, no load

Tmin ≤ Tamb ≤ Tmax

RL = 10kΩ, CL = 100pF, f = 100kHz

RL = 10kΩ, CL = 100pF, AV = 1

CL = 100pF

f = 1kHz

1

1.5 mV

0.1 3

6

2

µV/°C

3 30

nA

60

4 125

nA

150

60

80

dB

57

80 92

dB

74 95

2.82 2.95

2.80 2.95

V

2.82

2.80

88 120

115 160 mV

120

160

20 80

mA

20 80

450 650 µA

690

1 1.7

MHz

0.42 0.6

V/µs

53

Degrees

27

nV/√Hz

0.01

%

1. All parameter limits at temperatures different from 25°C are guaranteed by correlation.

2. Maximum values include unavoidable inaccuracies of the industrial tests.

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