ADC3683 datasheet(8/70 Pages) TI1

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5.6 Electrical Characteristics - DC Specifications (continued)

Typical values are at TA = 25°C, full temperature range is TMIN = –55°C to TMAX = 105°C, ADC sampling rate = 65 MSPS,

50% clock duty cycle, AVDD = IOVDD = 1.8 V, 1.6 V external reference, and –1-dBFS differential input, unless otherwise

noted

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ADC ANALOG INPUT (AINP/M, BINP/M)

Input full scale

Differential

3.2

Vpp

VCM

Input common model voltage

0.95

RIN

Differential input resistance

FIN = 100 kHz

kΩ

CIN

Differential input Capacitance

FIN = 100 kHz

VOCM

Output common mode voltage

0.95

Analog Input Bandwidth (-3dB)

140

MHz

Internal Voltage Reference

VREF

Internal reference voltage

1.6

VREF Output Impedance

Reference Input Buffer (REFBUF)

External reference voltage

1.2

External voltage reference (VREF)

VREF

External voltage reference

1.6

Input Current

0.3

Input impedance

5.3

kΩ

Clock Input (CLKP/M)

Input clock frequency

MHz

VID

Differential input voltage

Vpp

VCM

Input common mode voltage

0.9

RIN

Single ended input resistance to

common mode

kΩ

CIN

Single ended input capacitance

1.5

Clock duty cycle

Digital Inputs (RESET, PDN, SCLK, SEN, SDIO)

VIH

High level input voltage

1.5

VIL

Low level input voltage

0.3

IIH

High level input current

150

IIL

Low level input current

-150

-90

Input capacitance

1.5

Digital Output (SDOUT)

VOH

High level output voltage

ILOAD = -400 uA

IOVDD

– 0.1

IOVDD

VOL

Low level output voltage

ILOAD = 400 uA

0.1

SLVDS Interface

Output data rate

per differential SLVDS output pair

1000

Mbps

VID

Differential input voltage

DCLKIN (1)

350

mVpp

VCM

Input common mode voltage

1.2

VOD

Differential output voltage

700

mVpp

VCM

Output common mode voltage

1.0

(1)

Vcm needs to be provided externally by default. Otherwise, see reg map.

ADC3683-SP

SBASAB5 – MARCH 2024

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