AD9221-EB datasheet(3/32 Pages) AD

3 / 32 page

REV. E

AD9221/AD9223/AD9220

–3–

AC SPECIFICATIONS

(AVDD = 5 V, DVDD= 5 V, fSAMPLE = Max Conversion Rate, VREF = 1.0 V, VINB = 2.5 V, DC Coupled/Single-

Ended Input TMIN to TMAX, unless otherwise noted.)

Parameter

AD9221

AD9223

AD9220

Unit

MAX CONVERSION RATE

1.5

3.0

10.0

MHz min

DYNAMIC PERFORMANCE

Input Test Frequency 1 (VINA = –0.5 dBFS)

100

500

1000

kHz

Signal-to-Noise and Distortion (SINAD)

70.0

dB typ

69.0

68.5

dB min

Effective Number of Bits (ENOBs)

11.3

dB typ

11.2

11.1

dB min

Signal-to-Noise Ratio (SNR)

70.2

70.0

70.2

dB typ

69.0

68.5

69.0

dB min

Total Harmonic Distortion (THD)

–83.4

–83.7

dB typ

–77.5

–76.0

dB max

Spurious Free Dynamic Range (SFDR)

86.0

87.5

88.0

dB typ

79.0

77.5

dB max

Input Test Frequency 2 (VINA = –0.5 dBFS)

0.50

1.50

5.0

MHz

Signal-to-Noise and Distortion (SINAD)

69.9

69.4

67.0

dB typ

69.0

68.0

65.0

dB min

Effective Number of Bits (ENOBs)

11.3

11.2

10.8

dB typ

11.2

11.1

10.5

dB min

Signal-to-Noise Ratio (SNR)

70.1

69.7

68.8

dB typ

69.0

68.5

67.5

dB min

Total Harmonic Distortion (THD)

–83.4

–82.9

–72.0

dB typ

–77.5

–75.0

–68.0

dB max

Spurious Free Dynamic Range (SFDR)

86.0

85.7

75.0

dB typ

79.0

76.0

69.0

dB max

Full Power Bandwidth

MHz typ

Small Signal Bandwidth

MHz typ

Aperture Delay

111ns typ

Aperture Jitter

444ps rms typ

Acquisition to Full-Scale Step

125

ns typ

Specifications subject to change without notice.

DIGITAL SPECIFICATIONS (AVDD = 5 V, DVDD = 5 V, T

MIN to TMAX, unless otherwise noted.)

Parameter

Symbol

Unit

CLOCK INPUT

High Level Input Voltage

VIH

3.5

V min

Low Level Input Voltage

VIL

1.0

V max

High Level Input Current (VIN = DVDD)

IIH

±10

µA max

Low Level Input Current (VIN = 0 V)

IIL

±10

µA max

Input Capacitance

CIN

pF typ

LOGIC OUTPUTS

DVDD = 5 V

High Level Output Voltage (IOH = 50

µA)

VOH

4.5

V min

High Level Output Voltage (IOH = 0.5 mA)

VOH

2.4

V min

Low Level Output Voltage (IOL = 1.6 mA)

VOL

0.4

V max

Low Level Output Voltage (IOL = 50

µA)

VOL

0.1

V max

DVDD = 3 V

High Level Output Voltage (IOH = 50

µA)

VOH

2.95

V min

High Level Output Voltage (IOH = 0.5 mA)

VOH

2.80

V min

Low Level Output Voltage (IOL = 1.6 mA)

VOL

0.4

V max

Low Level Output Voltage (IOL = 50

µA)

VOL

0.05

V max

Output Capacitance

COUT

pF typ

Specifications subject to change without notice.

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