Datasheet > ADC3544IRSBT

ADC3544IRSBT

更新时间： 2023-09-03 20:33:46

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德州仪器 - TI		/
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描述
单通道、14 位、125MSPS、低噪声、超低功耗和低延迟 ADC \| RSB \| 40 \| -40 to 105

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ADC3544IRSBT 数据手册

ADC3544

ZHCSRD5 –DECEMBER 2022

www.ti.com.cn

6.6 Electrical Characteristics - DC Specifications

Typical values are over the operating free-air temperature range, at T_A= 25°C, full temperature range is T_MIN= –40°C to

T_MAX= 105°C, ADC sampling rate = 125 MSPS, 50% clock duty cycle, AVDD, IOVDD = 1.8 V, external 1.6 V reference, 5 pF

output load, and –1-dBFS differential input, unless otherwise noted

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DC ACCURACY

No missing codes

PSRR

bits

F_IN= 1 MHz

± 0.5

± 1.5

-8

DNL

Differential nonlinearity

Integral nonlinearity

Offset error

F_IN= 5 MHz

± 0.97

± 8

LSB

INL

LSB

V_{OS_ERR}

V_{OS_DRIFT}

GAIN_ERR

GAIN_DRIFT

GAIN_ERR

GAIN_DRIFT

LSB

Offset drift over temperature

Gain error

0.02

0.5

ppm/ºC

%FSR

ppm/ºC

%FSR

ppm/ºC

External 1.6 V reference

Internal reference

Gain drift over temperature

Gain error

-0.4

Gain drift over temperature

Internal reference

Transition

Noise

Transition Noise

0.71

LSB_RMS

DC ACCURACY

ADC ANALOG INPUT (AINP/M)

Input full scale

Default, differential

2.25

0.95

Vpp

V_CM

R_IN

Input common mode voltage

Input resistance

0.9

1.0

Differential at DC

Each pin to GND

kΩ

C_IN

Input capacitance

5.4

0.95

1.4

V_OCM

Output common mode voltage

Analog input bandwidth (-3dB)

GHz

Internal Voltage Reference

V_REF

Internal reference voltage

1.6

V_REFOutput Impedance

Reference Input Buffer (REFBUF)

External reference voltage

External voltage reference (VREF)

1.2

V_REF

External voltage reference

1.6

Input Current

kΩ

Input impedance

5.3

Clock Input (CLKP/M)

Input clock frequency

External Reference

Internal Reference

100

250

125

1000

0.9

125

MHz

V_ID

Differential input voltage

Input common mode voltage

2000

V_CM

Clock duty cycle

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

V_IH

V_IL

I_IH

I_IL

High level input voltage

Low level input voltage

High level input current

Low level input current

Input capacitance

1.4

0.4

-90

1.5

150

-150

C_I

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