AD9875BSTRL datasheet(3/24 Pages) AD

3 / 24 page

REV. 0

–3–

AD9875

Test

Parameter

Temp

Level

Min

Typ

Max

Unit

Rx PATH GAIN/OFFSET

Minimum Programmable Gain

°C

III

–6

Maximum Programmable Gain

(12 MHz Filter)

°C

III

(26 MHz Filter)

°C

III

Gain Step Size

°C

III

Gain Step Accuracy

°C

III

±0.4

Gain Range Error

°C

III

±1.0

Offset Error, PGA Gain = 0 dB (AD9875)

°C

III

±4.0

LSB

Absolute Gain Error, PGA Gain = 0 dB

°C

III

±0.8

Rx PATH INPUT CHARACTERISTICS

Input Voltage Range

°C

III

Vppd

Input Capacitance

°C

III

Differential Input Resistance

°C

III

270

Ω

Input Bandwidth (–3 dB)

°C

III

MHz

Input Referred Noise (at +36 dB Gain with Filter)

°C

III

µV rms

Input Referred Noise (at –6 dB Gain with Filter)

°C

III

684

µV rms

Common-Mode Rejection

°C

III

Rx PATH LPF (Low Cutoff Frequency)

Cutoff Frequency

°C

III

MHz

Cutoff Frequency Variation

°C

III

±7%

Attenuation @ 22 MHz

°C

III

Passband Ripple

°C

III

±1.0

Group Delay Variation

°C

III

Settling Time

(to 1% FS, Min to Max Gain Change)

°C

III

150

Total Harmonic Distortion at Max Gain (THD)

°C

III

–68

dBc

Rx PATH LPF (High Cutoff Frequency)

Cutoff Frequency

°C

III

MHz

Cutoff Frequency Variation

°C

III

±7%

Attenuation @ 44 MHz

°C

III

Passband Ripple

°C

III

±1.2

Group Delay Variation

°C

III

Settling Time

(to 1% FS, Min to Max Gain Change)

°C

III

Total Harmonic Distortion at Max Gain (THD)

°C

III

–65

dBc

Rx PATH DIGITAL HPF

Latency (ADC Clock Source Cycles)

Full

Cycle

Roll-Off in Stopband

Full

dB/Octave

–3 dB Frequency

Full

fADC /400

Rx PATH DISTORTION PERFORMANCE

IMD: f1 = 6.9 MHz, f2 = 7.1 MHz

12 MHz Filter: 0 dB

°C

III

–65

dBc

: 30 dB

°C

III

–57

dBc

28 MHz Filter: 0 dB

°C

III

–65

dBc

: 30 dB

°C

III

–56

dBc

POWER-DOWN/DISABLE TIMING

Power-Up Delay (Power-Down-to-Active)

DAC

°CII

µs

PLL

°CII

µs

ADC

°C

1000

µs

PGA

°CII

µs

LPF

°CII

µs

Interpolator

°C

200

VRC

°CII

µs

Minimum RESET Pulsewidth Low (tRL)

Full

III

fOSCIN Cycle

DAC IOUT Off after Tx QUIET Asserted

°C

200

DAC IOUT On after Tx QUIET Deasserted

°CII

µs

Power-Down Delay (Active-to-Power-Down)

DAC

°C

400

Interpolator

°C

200

AD9875BSTRL 数据表(PDF) 3 Page - Analog Devices

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AD9875BSTRL 数据表(PDF) 3 Page - Analog Devices

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