LT1993-10

3

Rev C

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SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

CINDIFF

Differential Input Capacitance

1

pF

CMRR

Common Mode Rejection Ratio

Input Common Mode 0.9V to 3.9V

l

45

70

dB

ROUTDIFF

Output Resistance

0.3

Ω

COUTDIFF

Output Capacitance

0.8

pF

Common Mode Voltage Control (VOCM Pin)

GCM

Common Mode Gain

Differential (+OUT, –OUT), VOCM = 1.2V to 3.6V

Differential (+OUT, –OUT), VOCM = 1.4V to 3.4V

l

0.9

0.9

1

1.1

1.1

V/V

V/V

VOCMMIN

Output Common Mode Voltage

Adjustment Range, MIN

Measured Single-Ended at +OUT and –OUT

l

1.2

1.4

V

V

VOCMMAX

Output Common Mode Voltage

Adjustment Range, MAX

Measured Single-Ended at +OUT and –OUT

l

3.6

3.4

V

V

VOSCM

Output Common Mode Offset

Voltage

Measured from VOCM to Average of +OUT and –OUT l

–30

2

30

mV

IBIASCM

VOCM Input Bias Current

l

5

15

µA

RINCM

VOCM Input Resistance

l

0.8

3

MΩ

CINCM

VOCM Input Capacitance

1

pF

ENABLE Pin

VIL

ENABLE Input Low Voltage

l

0.8

V

VIH

ENABLE Input High Voltage

l

2

V

IIL

ENABLE Input Low Current

ENABLE = 0.8V

l

0.5

µA

IIH

ENABLE Input High Current

ENABLE = 2V

l

1

3

µA

Power Supply

VS

Operating Range

l

4

5

5.5

V

IS

Supply Current

ENABLE = 0.8V

l

88

100

112

mA

ISDISABLED

Supply Current (Disabled)

ENABLE = 2V

l

250

500

µA

PSRR

Power Supply Rejection Ratio

4V to 5.5V

l

55

90

dB

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Input/Output Characteristics

–3dBBW

–3dB Bandwidth

200mVP-P Differential (+OUT, –OUT)

500

700

MHz

0.1dBBW

Bandwidth for 0.1dB Flatness

200mVP-P Differential (+OUT, –OUT)

50

MHz

0.5dBBW

Bandwidth for 0.5dB Flatness

200mVP-P Differential (+OUT, –OUT)

100

MHz

SR

Slew Rate

3.2VP-P Differential (+OUT, –OUT)

1100

V/µs

ts1%

1% Settling Time

1% Settling for a 1VP-P Differential Step

(+OUT, –OUT)

4

ns

tON

Turn-On Time

40

ns

tOFF

Turn-Off Time

250

ns

Common Mode Voltage Control (VOCM Pin)

–3dBBWCM

Common Mode Small-Signal –3dB

Bandwidth

0.1VP-P at VOCM, Measured Single-Ended at +OUT

and –OUT

300

MHz

The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V, ENABLE = 0.8V, +INA

shorted to +INB (+IN), –INA shorted to –INB (–IN), VOCM = 2.2V, Input common mode voltage = 2.2V, no RLOAD unless otherwise noted.

DC ELECTRICAL CHARACTERISTICS

AC ELECTRICAL CHARACTERISTICS T

A = 25°C, VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V,

ENABLE = 0.8V, +INA shorted to +INB (+IN), –INA shorted to –INB (–IN), VOCM = 2.2V, Input common mode voltage = 2.2V, no RLOAD

unless otherwise noted.