
(AVDD = +5 V
10%; DVDD = +5 V
10%; DGND = AGND = 0 V, fMCLK = 16.384 MHz,
FS = 64 kHz; TA = TMIN to TMAX, unless otherwise noted)
AD73311A
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
REFERENCE
REFCAP
Absolute Voltage, VREFCAP
1.2
V
5VEN = 0
2.4
V
5VEN = 1
REFCAP TC
50
ppm/
°C 0.1 F Capacitor Required from
REFOUT
REFCAP to AGND2
Typical Output Impedance
68
Absolute Voltage, VREFOUT
1.2
V
5VEN = 0, Unloaded
2.4
V
5VEN = 1, Unloaded
Minimum Load Resistance
2
k
5VEN = 1
Maximum Load Capacitance
100
pF
ADC SPECIFICATIONS
Maximum Input Range at VIN
2, 3
3.156
V p-p
5VEN = 1, Measured Differentially
3.17
dBm
Nominal Reference Level at VIN
2.1908
V p-p
5VEN = 1, Measured Differentially
(0 dBm0)
0
dBm
Absolute Gain
PGA = 0 dB
0.1
dB
1.0 kHz, 0 dBm0
PGA = 38 dB
–0.5
dB
1.0 kHz, 0 dBm0
Gain Tracking Error
±0.1
dB
1.0 kHz, +3 dBm0 to –50 dBm0
Signal to (Noise + Distortion)
Refer to Figure 5
PGA = 0 dB
76
dB
300 Hz to 3.4 kHz Frequency Range
59
dB
0 Hz to 32 kHz Frequency Range
PGA = 38 dB
71
dB
300 Hz to 3.4 kHz Frequency Range
57
dB
0 Hz to 32 kHz Frequency Range
Total Harmonic Distortion
PGA = 0 dB
–76
dB
PGA = 38 dB
–69
dB
Intermodulation Distortion
–69
dB
PGA = 0 dB
Idle Channel Noise
–67
dBm0
PGA = 0 dB
Crosstalk
–80
dB
ADC Input Signal Level: 1.0 kHz, 0 dBm0
DAC Input at Idle
DC Offset
+20
mV
PGA = 0 dB
Power Supply Rejection
–55
dB
Input Signal Level at AVDD and DVDD
Pins 1.0 kHz, 100 mV p-p Sine Wave
Group Delay
4, 5
25
s
64 kHz Output Sample Rate
Input Resistance at VIN
2, 4
25
k
6
DMCLK = 16.384 MHz
DAC SPECIFICATIONS
Maximum Voltage Output Swing
2
Single Ended
3.156
V p-p
5VEN = 1, PGA = 6 dB
3.17
dBm
Differential
6.312
V p-p
5VEN = 1, PGA = 6 dB
9.19
dBm
Nominal Voltage Output Swing (0 dBm0)
Single-Ended
2.1908
V p-p
5VEN = 1, PGA = 6 dB
0
dBm
Differential
4.3918
V p-p
5VEN = 1, PGA = 6 dB
6.02
dBm
Output Bias Voltage
VREFOUT
V typ
5VEN = 1, REFOUT Unloaded
Absolute Gain
±0.4
dB
1.0 kHz, 0 dBm0
Gain Tracking Error
±0.1
dB
1.0 kHz, +3 dBm0 to –50 dBm0
Signal to (Noise + Distortion)
Refer to Figure 5
PGA = 0 dB
66
dB
300 Hz to 3.4 kHz Frequency Range
64
dB
0 Hz to 32 kHz Frequency Range
PGA = 6 dB
66
dB
300 Hz to 3.4 kHz Frequency Range
64
dB
0 Hz to 32 kHz Frequency Range
Total Harmonic Distortion
PGA = 0 dB
–62.5
dB
PGA = 6 dB
–62.5
dB
Intermodulation Distortion
–60
dB
PGA = 0
Idle Channel Noise
–75
dBm0
PGA = 0
Crosstalk
–80
dB
ADC Input Signal Level: AGND; DAC
Output Signal Level: 1.0 kHz, 0 dBm0
AD73311–SPECIFICATIONS1
–4–
REV. B