LT1712IGN datasheet(3/12 Pages) LINER

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LT1711/LT1712

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

PSRR–

Negative Power Supply Rejection Ratio

– 7V

≤ V– ≤ 0V, V+ = 5V, VCM = 5V

Small-Signal Voltage Gain (Note 10)

V/mV

VOH

Output Voltage Swing HIGH

IOUT = 1mA, VOVERDRIVE = 50mV

V+– 0.5

V+– 0.2

IOUT = 10mA, VOVERDRIVE = 50mV

V+– 0.7

V+– 0.4

VOL

Output Voltage Swing LOW

IOUT = – 1mA, VOVERDRIVE = 50mV

0.20

0.4

IOUT = – 10mA, VOVERDRIVE = 50mV

0.35

0.5

I+

Positive Supply Current (Per Comparator)

V+ = 5V, VOVERDRIVE = 1V

I–

Negative Supply Current (Per Comparator)

V+ = 5V, VOVERDRIVE = 1V

VIH

Latch Pin High Input Voltage

2.4

VIL

Latch Pin Low Input Voltage

0.8

IIL

Latch Pin Current

VLATCH = V+

µA

tPD

Propagation Delay (Note 6)

∆VIN = 100mV, VOVERDRIVE = 20mV

4.5

6.0

∆VIN = 100mV, VOVERDRIVE = 20mV

8.5

∆VIN = 100mV, VOVERDRIVE = 5mV

5.5

∆tPD

Differential Propagation Delay (Note 6)

∆VIN = 100mV, VOVERDRIVE = 20mV

0.5

1.5

Output Rise Time

10% to 90%

Output Fall Time

90% to 10%

tLPD

Latch Propagation Delay (Note 7)

5ns

tSU

Latch Setup Time (Note 7)

1ns

Latch Hold Time (Note 7)

0ns

tDPW

Minimum Latch Disable Pulse Width (Note 7)

fMAX

Maximum Toggle Frequency

VIN = 100mVP-P Sine Wave

100

MHz

tJITTER

Output Timing Jitter

VIN = 630mVP-P (0dBm) Sine Wave, f = 30MHz

psRMS

The q denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.

V+ = 2.7V or V+ = 5V, V– = 0V, VCM = V+/2, VLATCH = 0.8V, CLOAD = 10pF, VOVERDRIVE = 20mV, unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

V+

Positive Supply Voltage Range

2.4

V–

Negative Supply Voltage Range (Note 3)

–7

VOS

Input Offset Voltage (Note 4)

RS = 50Ω, VCM = 0V

0.5

5.0

RS = 50Ω, VCM = 0V

6.0

RS = 50Ω, VCM = 5V

0.7

RS = 50Ω, VCM = –5V

∆VOS/∆T Input Offset Voltage Drift

µV/°C

IOS

Input Offset Current

0.2

µA

Input Bias Current (Note 5)

– 18

– 5

µA

–35

µA

VCM

Input Voltage Range

– 5.1

5.1

CMRR

Common Mode Rejection Ratio

– 5V

≤ VCM ≤ 5V

PSRR+

Positive Power Supply Rejection Ratio

2.4V

≤ V+ ≤ 7V, VCM = –5V

PSRR–

Negative Power Supply Rejection Ratio

– 7V

≤ V– ≤ 0V, VCM = 5V

The q denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.

V+ = 5V, V– = – 5V, VCM = 0V, VLATCH = 0.8V, CLOAD = 10pF, VOVERDRIVE = 20mV, unless otherwise specified.

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