LTC6754

5

6754f

For more information www.linear.com/LTC6754

elecTrical characTerisTics (VCCI = VCCO = 2.5V)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VCCI – VEE

Input Supply Voltage (Note 5)

l

2.4

5.25

V

VCCO – VEE

Output Supply Voltage (Note 5)

l

2.4

5.25

V

VCMR

Input Voltage Range (Note 7)

l

VEE – 0.2

VCCI + 0.1

VOS

Input Offset Voltage (Note 6)

l

–4.2

–7.5

±0.7

4.2

7.5

mV

mV

TCVOS

Input Offset Voltage Drift

l

18

µV/ºC

VHYST

Input Hysteresis Voltage (Note 5)

LE/HYST pin floating

4.9

mV

CIN

Input Capacitance

1.1

pF

RDM

Differential Mode Resistance

55

kΩ

RCM

Common Mode Resistance

6.5

MΩ

IB

Input Bias Current

VCM = VEE + 0.3V

l

–3.8

–4

–1.7

µA

μA

VCM = VCCI – 0.3V

l

0.5

1.3

2.3

µA

μA

IOS

Input Offset Current

l

–0.7

0.7

μA

CMRR_LVCM Common Mode Rejection Ratio,

Low VCM Region

VCM = VEE – 0.2V to VCCI – 1.5V

l

55

47

75

dB

dB

CMRR_FR

Common Mode Rejection Ratio (Measured at

Extreme Ends of VCMR)

VCM = VEE – 0.2V to VCCI+0.1V

l

55

45.7

72

dB

dB

PSRR

Power Supply Rejection Ratio

VCCI = VCCO Varied from

2.45V to 5.25V

l

62

59.5

80

dB

dB

AVOL

Open Loop Gain

Hysteresis Removed (Note 10)

53

dB

VOD

Differential Output Voltage

l

260

345

420

mV

ΔVOD

Difference in VOD Between Complementary

Output States

l

–15

±5

15

mV

VOCM

Output Common Mode Voltage

l

1.18

1.25

1.31

V

ΔVOCM

Difference in VOCM Between Complementary

Output States

l

–10

±1.8

10

mV

ISC_VEE

Short Circuit Current, through Either Output, both

Outputs Connected to VEE

l

15.5

mA

ISC_OUT_SHORT Output Current, Complementary Outputs Shorted

l

5

mA

IVCCI

Input Stage Supply Current, Device On

Comparator On,

Input Section Supply Current

l

2.2

2.65

2.9

mA

mA

IVCCO

Output Stage Supply Current, Device On

Comparator On, Output Section Supply

Current

l

10.4

11.5

11.7

mA

mA

IVCC

Total Supply Current, Device On

Comparator On, Single Supply Pin Version,

l

12.5

14.15

14.6

mA

mA

tR, tF

Rise/Fall Time

20% to 80%

0.8

ns

tPD

Propagation Delay (Note 8)

VOVERDRIVE = 50mV

l

2

2.9

3.0

ns

ns

tSKEW_RISEFALL Propagation Delay Skew, Rising to Falling Transition

50

ps

tSKEW_COMP

Propagation Delay Skew, Q to Q

40

ps

tOD_DISP

Overdrive Dispersion

Overdrive Varied from 10mV to 125mV

1.1

ns

tCM_DISP

Common Mode Dispersion

VCM Varied from VEE – 0.2V to VCCI + 0.1V

200

ps

TR

Toggle Rate

VIN= 200mVP–P Sine Wave, 50% Output Swing

800

Mbps

The l denotes the specifications which apply

over the specified temperature range, otherwise specifications are at TA = 25°C, LE/HYST, SHDN pins floating,VOVERDRIVE = 50mV,

–IN = VCM = 300mV, +IN = –IN + VOVERDRIVE, 150mV step size, RL=100Ω , unless otherwise noted.