Datasheet AD73322 (Analog Devices) - 3

AD73322 AD73322A Parameter Min Typ Max Units Test Conditions/Comments
DAC SPECIFICATIONS 5VEN = 0 Maximum Voltage Output Swing2 Single-Ended 1.578 V p-p PGA = 6 dB –2.85 dBm Max Output = (1.578/1.2) × VREFCAP Differential 3.156 V p-p PGA = 6 dB 3.17 dBm Max Output = 2 × ([1.578/1.2] × VREFCAP) Nominal Voltage Output Swing (0 dBm0) Single-Ended 1.0954 V p-p PGA = 6 dB –6.02 dBm Differential 2.1909 V p-p PGA = 6 dB 0 dBm Output Bias Voltage 1.2 V REFOUT Unloaded Absolute Gain –0.8 +0.4 +1.2 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 6; AVDD = 3.0 V ± 5% PGA = 6 dB 62.5 77 dB 300 Hz to 3400 Hz; fSAMP = 64 kHz Total Harmonic Distortion at 0 dBm0 AVDD = 3.00 V ± 5% PGA = 6 dB –80 –62.5 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 –25 +12 +40 mV Minimum Load Resistance, R 2, 8 L Single-Ended4 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 REV. B –3–