6.9 Electrical Characteristics

minimum and maximum specifications apply from TA = –40°C to +125°C, VDD = 3.0 V to 5.5 V, and IN = –0.1 V to 2 V;

typical specifications are at TA = 25°C, and VDD = 3.3 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ANALOG INPUT

RIN

Input resistance

TA = 25℃

1

GΩ

IIB

Input bias current

IN = HGND, TA = 25℃

–15

3.5

15

nA

TCIIB

Input bias current drift(1)

±12

pA/°C

CIN

Input capacitance

fIN = 275 kHz

7

pF

ANALOG OUTPUT

Nominal gain

1

V/V

VCMout

Common-mode output voltage

1.39

1.44

1.49

V

VCLIPout

Clipping differential output voltage

VOUT = (VOUTP – VOUTN);

VIN > VClipping

2.49

V

VFAILSAFE

Failsafe differential output voltage

VOUT = (VOUTP – VOUTN);

VDCDC_OUT ≤ VDCDCUV, or

VHLDO_OUT ≤ VHLDOUV

–2.6

–2.5

V

BW

Output bandwidth

220

275

kHz

ROUT

Output resistance

On OUTP or OUTN

0.2

Ω

Output short-circuit current

On OUTP or OUTN, sourcing or

sinking, IN = HGND, outputs shorted

to either GND or VDD

14

mA

CMTI

Common-mode transient immunity

85

135

kV/µs

ACCURACY

VOS

Input offset voltage(1) (2)

TA = 25°C, IN = HGND

–1

±0.1

1

mV

TCVOS

Input offset thermal drift(1) (2) (4)

–10

±3

10

µV/°C

EG

Gain error

TA = 25°C

–0.2%

±0.05%

0.2%

TCEG

Gain error drift(1) (5)

–40

±5

40

ppm/°C

Nonlinearity

–0.02%

±0.01%

0.02%

Nonlinearity thermal drift

1

ppm/°C

SNR

Signal-to-noise ratio

VIN = 2 VPP, VIN > 0 V,

fIN = 1 kHz, BW = 10 kHz,

10 kHz filter

75.5

78.4

dB

VIN = 2 VPP, VIN > 0 V,

fIN = 10 kHz, BW = 100 kHz,

1 MHz filter

67.5

THD

Total harmonic distortion(3)

VIN = 2 Vpp, VIN > 0 V,

fIN = 10 kHz, BW = 100 kHz

–80.6

dB

Output noise

IN = HGND, BW = 100 kHz

250

µVRMS

PSRR

Power-supply rejection ratio(2)

VDD from 3.0 V to 5.5 V, at DC

–85

dB

IN = HGND, VDD from 3.0 V to 5.5

V,

10-kHz, 100-mV ripple

–70

AMC3311

SBASAQ5A – JUNE 2023 – REVISED AUGUST 2023

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