AD9873 データシートの表示（PDF） - Analog Devices

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AD9873

Analog Front End Converter for Set-Top Box, Cable Modem

Analog Devices 

AD9873–SPECIFICATIONS

Parameter

8-BIT ADC CHARACTERISTICS (Continued)

Dynamic Performance (AIN = –0.5 dB FS, f = 5 MHz)

Effective Number of Bits (ENOB)

Effective Number of Bits (ENOB)2

Signal-to-Noise Ratio (SNR)

Total Harmonic Distortion (THD)

Spurious Free Dynamic Range (SFDR)

Differential Phase

Differential Gain

10-BIT ADC CHARACTERISTICS

Resolution

Conversion Rate

Pipeline Delay

DC Accuracy

Differential Nonlinearity

Integral Nonlinearity

Offset Error

Gain Error

Analog Input

Input Voltage Range

Input Capacitance

Differential Input Resistance

Aperture Delay

Aperture Uncertainty (Jitter)

Input Bandwidth (–3 dB)

Input Referred Noise

Reference Voltage

REFT10–REFB10 (1 V)

Dynamic Performance (AIN = –0.5 dB FS, f = 5 MHz)

Signal-to-Noise and Distortion Ratio (SINAD)

Effective Number of Bits (ENOB)

Effective Number of Bits (ENOB)3

Signal-to-Noise Ratio (SNR)

Total Harmonic Distortion (THD)

Spurious Free Dynamic Range (SFDR)

Differential Phase

Differential Gain

12-BIT ADC CHARACTERISTICS

Resolution

Conversion Rate

Pipeline Delay

DC Accuracy

Differential Nonlinearity

Integral Nonlinearity

Offset Error

Gain Error

Analog Input

Input Voltage Range

Input Capacitance

Differential Input Resistance

Aperture Delay

Aperture Uncertainty (Jitter)

Input Bandwidth (–3 dB)

Input Referred Noise

Reference Voltage

REFT12–REFB12 (1 V)

Temp

Test

Level Min

Typ Max Unit

Full

Full

Full

Full

Full

25ЊC

25ЊC

N/A

Full

N/A

25ЊC

25ЊC

25ЊC

25ЊC

Full

25ЊC

25ЊC

25ЊC

25ЊC

25ЊC

25ЊC

25ЊC

Full

Full

Full

Full

Full

Full

25ЊC

25ЊC

N/A

Full

N/A

25ЊC

25ЊC

25ЊC

25ЊC

Full

25ЊC

25ЊC

25ЊC

25ЊC

25ЊC

25ЊC

25ЊC

II

6.9

7.68

Bits

IV

7.68

Bits

II

43.5 48

dB

II

–66 –57 dB

II

58

64

dB

IV

<0.1

Degree

IV

1

LSB

N/A

10

Bits

III

33

MHz

N/A

5.5

ADC Cycles

IV

Ϯ0.75

LSB

IV

Ϯ0.5

LSB

IV

Ϯ0.5

% FSR

IV

Ϯ3

% FSR

IV

2

V p-p

IV

1.4

pF

IV

4

kΩ

IV

2.0

ns

IV

1.2

ps rms

IV

95

MHz

IV

350

µV

I

±6

± 200 mV

II

57.9 60.1

dB

II

9.3

9.7

Bits

IV

9.8

Bits

II

58.2 60.1

dB

II

–75.8 –63.9 dB

II

65.7 80

dB

IV

<0.1

Degree

IV

<1

LSB

N/A

12

Bits

III

33

MHz

N/A

5.5

ADC Cycles

IV

Ϯ0.75

LSB

IV

Ϯ1.5

LSB

IV

Ϯ1

% FSR

IV

Ϯ2

% FSR

IV

2

V p-p

IV

1.4

pF

IV

4

kΩ

IV

2.0

ns

IV

1.2

ps rms

IV

85

MHz

IV

75

µV

I

±6

± 200 mV

–4–

REV. 0

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