Datasheet AD73322 (Analog Devices) - 6

AD73322 AD73322A Parameter Min Typ Max Units Test Conditions/Comments
DIGITAL GAIN TAP Gain at Maximum Setting +1 V Gain at Minimum Setting –1 V Gain Resolution 16 Bits Tested to 5 MSBs of Settings Delay 25 µs Includes DAC Delay Settling Time 100 µs Tap Gain Change from –FS to +FS; Includes DAC Settling Time DAC SPECIFICATIONS 5VEN = 1 Maximum Voltage Output Swing2 Single-Ended 3.156 V p-p PGA = 6 dB 3.17 dBm Max Output = (3.156/2.4) × VREFCAP Differential 6.312 V p-p PGA = 6 dB 9.19 dBm Max Output = 2 × ([3.156/2.4] × VREFCAP) Nominal Voltage Output Swing (0 dBm0) Single-Ended 2.1908 V p-p PGA = 6 dB 0 dBm Differential 4.3918 V p-p PGA = 6 dB 6.02 dBm Output Bias Voltage 2.4 V REFOUT Unloaded Absolute Gain +0.4 dB 1.0 kHz, 0 dBm0; Unloaded Gain Tracking Error ±0.1 dB 1.0 kHz, +3 dBm0 to –50 dBm0 Signal to (Noise + Distortion) at 0 dBm0 Refer to Figure 8 PGA = 6 dB 77 dB 300 Hz to 3400 Hz; fSAMP = 64 kHz Total Harmonic Distortion at 0 dBm0 PGA = 6 dB –80 dB 300 Hz to 3400 Hz; fSAMP = 64 kHz Intermodulation Distortion –85 dB PGA = 0 dB Idle Channel Noise –85 dBm0 PGA = 0 dB Crosstalk DAC-to-ADC –90 dB ADC Input Signal Level: AGND; DAC Output Signal Level: 1.0 kHz, 0 dBm0; Input Amplifiers Bypassed –77 dB Input Amplifiers Included In Input Channel DAC-to-DAC –100 dB DAC1 Output Signal Level: AGND; DAC2 Output Signal Level: 1.0 kHz, 0 dBm0 Power Supply Rejection –65 dB Input Signal Level at AVDD and DVDD Pins: 1.0 kHz, 100 mV p-p Sine Wave Group Delay4, 5 25 µs Interpolator Bypassed 50 µs Output DC Offset2, 7 +12 mV Minimum Load Resistance, R 2, 8 L Single-Ended 150 Ω Differential 150 Ω Maximum Load Capacitance, C 2, 8 L Single-Ended 500 pF Differential 100 pF FREQUENCY RESPONSE (ADC and DAC)9 Typical Output Frequency (Normalized to FS) 0 0 dB 0.03125 –0.1 dB 0.0625 –0.25 dB 0.125 –0.6 dB 0.1875 –1.4 dB 0.25 –2.8 dB 0.3125 –4.5 dB 0.375 –7.0 dB 0.4375 –9.5 dB > 0.5 < –12.5 dB –6– REV. B