MIC921YC5 datasheet(2/11 Pages) MICREL

Part #	MIC921YC5

Description	45MHz Low-Power SC-70 Op Amp

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Manufacturer	MICREL [Micrel Semiconductor]

Direct Link	http://www.micrel.com

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MIC921

Micrel, Inc.

MIC921

2

April 2006

Absolute Maximum Ratings (Note 1)

Supply Voltage (VV+ – VV–) ...........................................20V

Differentail Input Voltage (VIN+ – VIN–)........... 4V, Note 3

Input Common-Mode Range (VIN+, VIN–)............VV+ to VV–

Lead Temperature (soldering, 5 sec.)........................ 260°C

Storage Temperature (TS) ......................................... 150°C

ESD Rating,

Note 4 ................................................... 1.5kV

Operating Ratings (Note 2)

Supply Voltage (VS).........................................±2.5V to ±9V

Junction Temperature (TJ).......................... –40°C to +85°C

Package Thermal Resistance

SC70-5 ..............................................................450°C/W

SOT23-5 ............................................................260°C/W

Electrical Characteristics (±5V)

V+ = +5V, V– = –5V, VCM = 0V, RL = 10MΩ; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +85°C; unless noted.

Symbol

Parameter

Condition

Min

Typ

Max

Units

VOS

Input Offset Voltage

0.43

5

mV

VOS

VOS Temperature Coefﬁcient

1

µV/°C

IB

Input Bias Current

0.13

0.6

µA

IOS

Input Offset Current

0.06

0.3

µA

VCM

Input Common-Mode Range

CMRR > 72dB

–3.25

+3.25

V

CMRR

Common-Mode Rejection Ratio

–2.5V < VCM < +2.5V

75

87

dB

PSRR

Power Supply Rejection Ratio

±3.5V < VS < ±9V

95

105

dB

AVOL

Large-Signal Voltage Gain

RL = 2k, VOUT = ±2V

70

84

dB

RL = 100Ω, VOUT = ±1V

85

dB

VOUT

Maximum Output Voltage Swing

positive, RL = 2kΩ

+3.0

3.7

V

negative, RL = 2kΩ

–3.7

–3.0

V

positive, RL = 200Ω

+1.5

3.0

V

negative, RL = 200Ω, Note 5

–2.5

–1.0

V

GBW

Unity Gain-Bandwidth Product

AV = 1, CL = 1.7pF

37

MHz

PM

Phase Margin

46

°

BW

–3dB Bandwidth

AV = 1, RL = 1kΩ, CL = 1.7pF

53

MHz

SR

Slew Rate

C=1.7pF, Gain=1, VOUT=5V, peak to peak,

1500

V/µs

negative SR = 1300V/µs

ISC

Short-Circuit Output Current

source

45

57

mA

sink

20

40

mA

IS

Supply Current

No Load

0.30

0.50

mA

Input Voltage Noise

f = 10kHz

12

nV√Hz

Input Current Noise

f = 10kHz

0.7

pA√Hz

Electrical Characteristics

V+ = +9V, V– = –9V, VCM = 0V, RL = 10MΩ; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +85°C; unless noted

Symbol

Parameter

Condition

Min

Typ

Max

Units

VOS

Input Offset Voltage

0.4

5

mV

VOS

Input Offset Voltage

1

µV/°C

Temperature Coefﬁcient

IB

Input Bias Current

0.13

0.6

µA

IOS

Input Offset Current

0.06

0.3

µA

VCM

Input Common-Mode Range

CMRR > 75dB

–7.25

+7.25

V

CMRR

Common-Mode Rejection Ratio

–2.5V < VCM < +2.5V

75

87

dB

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