AD9865 Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

Fabricante

AD9865

Broadband Modem Mixed-Signal Front End

Analog Devices 

AD9865

Parameter

Rx PATH LATENCY1

Full-Duplex Interface

Half-Duplex Interface

Rx PATH COMPOSITE AC PERFORMANCE @ fADC = 50 MSPS2

RxPGA Gain = 48 dB (Full-Scale = 8.0 mV p-p)

Signal-to-Noise and Distortion (SNR)

Total Harmonic Distortion (THD)

RxPGA Gain = 24 dB (Full-Scale =126 mV p-p)

Signal-to-Noise (SNR)

Total Harmonic Distortion (THD)

RxPGA Gain = 0 dB (Full-Scale = 2.0 V p-p)

Signal-to-Noise and Distortion (SINAD)

Total Harmonic Distortion (THD)

Rx PATH COMPOSITE AC PERFORMANCE @ fADC = 80 MSPS3

RxPGA Gain = 48 dB (Full-Scale = 8.0 mV p-p)

Signal-to-Noise (SNR)

Total Harmonic Distortion (THD)

RxPGA Gain = 24 dB (Full-Scale = 126 mV p-p)

Signal-to-Noise (SNR)

Total Harmonic Distortion (THD)

RxPGA Gain = 0 dB (Full-Scale = 2.0 V p-p)

Signal-to-Noise (SNR)

Total Harmonic Distortion (THD)

Rx-to-Tx PATH FULL-DUPLEX ISOLATION

(1 V p-p, 10 MHz Sine Wave Tx Output)

RxPGA Gain = 40 dB

IOUTP± Pins to RX± Pins

IOUTG± Pins to RX± Pins

RxPGA Gain = 0 dB

IOUTP± Pins to RX± Pins

IOUTG± Pins to RX± Pins

Temp

Full

Full

Test Level Min Typ Max Unit

V

10.5

Cycles

V

10.0

Cycles

25°C

III

25°C

III

25°C

III

25°C

III

Full

IV

Full

IV

43.7

dBc

−71

dBc

59

dBc

−67.2

dBc

58

59

dBc

−66 −62.9 dBc

25°C

III

25°C

III

25°C

III

25°C

III

25°C

II

25°C

II

41.8

dBc

−67

dBc

58.6

dBc

−62.9

dBc

58.9 59.6

dBc

−69.7 −59.8 dBc

25°C

III

25°C

III

25°C

III

25°C

III

83

dBc

37

dBc

123

dBc

77

dBc

1 Includes RxPGA, ADC pipeline, and ADIO bus delay relative to fADC.

2 fIN = 5 MHz, AIN = −1.0 dBFS , LPF cutoff frequency set to 15.5 MHz with Reg. 0x08 = 0x80.

3 fIN = 5 MHz, AIN = −1.0 dBFS , LPF cutoff frequency set to 26 MHz with Reg. 0x08 = 0x80.

POWER SUPPLY SPECIFICATIONS

AVDD = 3.3 V, DVDD = CLKVDD = DRVDD = 3.3 V; RSET = 2 kΩ, full-duplex operation with fDATA = 80 MSPS,1 unless otherwise noted.

Table 3.

Parameter

SUPPLY VOLTAGES

AVDD

CLKVDD

DVDD

DRVDD

IS_TOTAL (Total Supply Current)

POWER CONSUMPTION

IAVDD + ICLKVDD (Analog Supply Current)

IDVDD + IDRVDD (Digital Supply Current)

Temp

Full

Full

Full

Full

Full

Full

Test Level Min Typ

V

3.135 3.3

V

3.0

3.3

V

3.0

3.3

V

3.0

3.3

II

406

IV

311

IV

95

Max Unit

3.465 V

3.6

V

3.6

V

3.6

V

475 mA

342 mA

133 mA

Rev. A | Page 5 of 48

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