MIC7122 datasheet(2/8 Pages) MICREL

2 / 8 page

MIC7122

Micrel

MIC7122

March 1999

Absolute Maximum Ratings (Note 1)

Supply Voltage (V

V+ – VV–) ........................................ 16.5V

Differential Input Voltage (V

IN+ – VIN–) ....................... ±10V

I/O Pin Voltage (V

IN, VOUT), Note 3

............................................. V

V+ + 0.3V to VV– – 0.3V

Junction Temperature (T

J) ...................................... +150°C

Storage Temperature ............................... –65

°C to +150°C

Lead Temperature (soldering, 10 sec.) ..................... 260

°C

ESD, Note 6 .............................................................. 1000V

Operating Ratings (Note 2)

Supply Voltage (V

V+ – VV–) .............................. 2.2V to 15V

Junction Temperature (T

J) ......................... –40°C to +85°C

Max. Junction Temperature (T

J(max)), Note 4 ......... +125°C

Max. Power Dissipation ............................................ Note 4

Package Thermal Resistance, Note 5

MSOP-8 (

JA) .................................................... 200°C/W

DC Electrical Characteristics (2.2V)

V+ = +2.2V, VV– = 0V, VCM = VOUT = VV+/2; RL = 1MΩ; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +85°C; Note 7; unless noted

Symbol

Parameter

Condition

Min

Typ

Max

Units

Input Offset Voltage

0.5

TCV

Input Offset Voltage Average Drift

3.0

µV/°C

Input Bias Current

1.0

500

Input Offset Current

0.5

250

Input Resistance

Ω

CMRR

Common-Mode Rejection Ratio

-0.3V

≤ V

CM ≤ 2.5V, Note 9

±PSRR

Power Supply Rejection Ratio

V+ = VV– = 1.1V to 2.5V, VOUT = VCM = 0

Common-Mode Input Capacitance

Output Swing

output high, R

L = 100k,

0.15

specified as V

V+ – VOUT

output low, R

L = 100k

0.15

output high, R

L = 2k

specified as V

V+ – VOUT

output low, R

L = 2k

output high, R

L = 600Ω

110

specified as V

V+ – VOUT

165

output low, R

L = 600Ω

110

165

Output Short Circuit Current

sinking or sourcing, Note 8

Supply Current

both amplifiers

0.7

1.6

AC Electrical Characteristics (2.2V)

V+ = 2.2V, VV– = 0V, VCM = VOUT = VV+/2; RL = 1MΩ; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +85°C; Note 7; unless noted

Symbol

Parameter

Condition

Min

Typ

Max

Units

Slew Rate

0.7

µs

GBW

Gain-Bandwidth Product

750

kHz

Phase Margin

L = 0pF

L = 200pF

Gain Margin

Interamplifier Isolation

Note 12

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