MCP6231/2

DS21881B-page 2

 2004 Microchip Technology Inc.

1.0

ELECTRICAL

CHARACTERISTICS

Absolute Maximum Ratings †

Output Short Circuit Current ..................................continuous

Current at Input Pins ....................................................±2 mA

Current at Output and Supply Pins ............................±30 mA

Storage Temperature.................................... –65°C to +150°C

ESD Protection On All Pins (HBM;MM)

............... ≥ 4 kV; 400V

† Notice: Stresses above those listed under “Maximum

Ratings” may cause permanent damage to the device. This is

a stress rating only and functional operation of the device at

those or any other conditions above those indicated in the

operational listings of this specification is not implied.

Exposure to maximum rating conditions for extended periods

may affect device reliability.

PIN FUNCTION TABLE

DC ELECTRICAL SPECIFICATIONS

Name

Function

Non-inverting Input

Inverting Input

Positive Power Supply

Negative Power Supply

Output

Parameters

Sym

Min

Typ

Max

Units

Conditions

Input Offset

Input Offset Voltage

–5.0

—

+5.0

mV

Extended Temperature

–7.0

—

+7.0

mV

Input Offset Drift with Temperature

∆V

—±3.0

—

µV/°C

Power Supply Rejection

PSRR

—

83

—

dB

Input Bias Current and Impedance

Input Bias Current:

—

±1.0

—

pA

At Temperature

—20

—

pA

At Temperature

—

1100

—

pA

Input Offset Current

—

±1.0

—

pA

Common Mode Input Impedance

—

Ω||pF

Differential Input Impedance

—

Ω||pF

Common Mode

Common Mode Input Range

—

V

Common Mode Rejection Ratio

CMRR

61

75

—

dB

Open-Loop Gain

DC Open-Loop Gain (large signal)

90

110

—

dB

Output

Maximum Output Voltage Swing

—

mV

Output Short-Circuit Current

—±6

—

mA

—±23

—

mA

Power Supply

Supply Voltage

1.8

—

5.5

V

Quiescent Current per Amplifier

10

20

30

µA

Note:

The SC-70 package is only tested at +25°C.