LTC2066/LTC2067/LTC2068

4

Rev. B

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ELECTRICAL CHARACTERISTICS

SYMBOL PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VOS

Input Offset Voltage (Note 6)

VS = 5.25V

l

1

±5

±10

μV

μV

ΔVOS/ΔT Input Offset Voltage Drift (Note 6)

–40°C to 85°C

–40°C to 125°C

l

l

±0.02

±0.04

μV/°C

µV/°C

IB

Input Bias Current

–40°C to 85°C

–40°C to 125°C

l

l

±5

±35

±50

±150

pA

pA

pA

IOS

Input Offset Current

LTC2066, LTC2067

–40°C to 85°C

–40°C to 125°C

l

l

±10

±35

±50

±150

pA

pA

pA

LTC2068

–40°C to 85°C

–40°C to 125°C

l

l

±10

±65

±70

±170

pA

pA

pA

in

Input Noise Current Spectral Density

f ≤ 100Hz

35

fA/√Hz

en

Input Noise Voltage Spectral Density

f ≤ 100Hz

80

nV/√Hz

en P–P

Input Noise Voltage

DC to 10Hz

1.7

μVP–P

CIN

Input Capacitance

Differential

Common Mode

3.3

3.5

pF

pF

VCMR

Input Voltage Range

Guaranteed by CMRR

l

(V–) – 0.1

(V+) + 0.1

V

CMRR

Common Mode Rejection Ratio

VCM = (V–) – 0.1V to (V+) + 0.1V

RL = 499k

l

111

108

134

dB

dB

PSRR

Power Supply Rejection Ratio

VS = 1.7V to 5.25V

RL = 499k

l

108

106

126

dB

dB

EMIRR

EMI Rejection Ratio

VRF = 100mVPK

EMIRR = 20 • log(VRF/ΔVOS)

f = 400MHz

f = 900MHz

f = 1800MHz

f = 2400MHz

66

79

90

76

dB

dB

dB

dB

AVOL

Open Loop Gain

VOUT = (V–) + 0.1V to (V+) – 0.1V, RL = 499k

l

112

110

140

dB

dB

VOL

Output Voltage Swing Low (VOUT – V–)

RL = 499k

0.1

mV

RL = 10k

l

5.5

15

20

mV

mV

VOH

Output Voltage Swing High (V+ – VOUT)

RL = 499k

0.15

mV

RL = 10k

l

7

15

20

mV

mV

ISC

Output Short Circuit Current

Sourcing

l

30

16

51

mA

mA

Sinking

l

20

5

48

mA

mA

SR

Slew Rate

AV = +1

17.5

V/ms

GBW

Gain Bandwidth Product

RL = 499k

100

kHz

tON

Power-Up Time

0.4

ms

fC

Internal Chopping Frequency

25

kHz

VS

Supply Voltage Range

Guaranteed by PSRR

l

1.7

5.25

V

IS

Supply Current per Amplifier

No Load

–40°C to 85°C

–40°C to 125°C

l

l

7.5

10

12.5

20

μA

μA

µA

The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. Unless otherwise noted, VS = 5V, VCM = VOUT = VS/2, VSHDN = 5V,

RL to VS/2.