(AVDD = 3 V ؎ 10%; DVDD = 3 V ؎ 10%; DGND = AGND = 0 V, fMCLK = 16.384 MHz,
AD73360–SPECIFICATIONS1 fSCLK = 8.192 MHz, fS = 8 kHz; TA = TMIN to TMAX, unless otherwise noted.)
AD73360A
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
REFERENCE
REFCAP
Absolute Voltage, VREFCAP
REFCAP TC
1.125
1.25
50
1.375
V
5VEN = 0
ppm/°C
0.1 µF Capacitor Required from REFCAP
to AGND2
REFOUT
Typical Output Impedance
Absolute Voltage, VREFOUT
Minimum Load Resistance
Maximum Load Capacitance
130
1.25
Ω
1.125
1
1.375
100
V
Unloaded
kΩ
pF
ADC SPECIFICATIONS
Maximum Input Range at VIN2, 3
1.644
–2.85
1.1413
–6.02
V p-p
dBm
V p-p
dBm
5VEN = 0, Measured Differentially
5VEN = 0, Measured Differentially
Nominal Reference Level at VIN
(0 dBm0)
Absolute Gain
PGA = 0 dB
PGA = 38 dB
Gain Tracking Error
Signal to (Noise + Distortion)
PGA = 0 dB
–0.8
–0.8
+0.8
+0.8
dB
dB
dB
1.0 kHz
1.0 kHz
0.1
1.0 kHz, +3 dBm0 to –50 dBm0
73
77
62
dB
dB
0 Hz to 4 kHz; fS = 8 kHz
0 Hz to 4 kHz; fS = 64 kHz
PGA = 38 dB
Total Harmonic Distortion
PGA = 0 dB
PGA = 38 dB
Intermodulation Distortion
Idle Channel Noise
Crosstalk ADC-to-ADC
–83
–70
–76
–70
–83
–76
dB
dB
dB
dB
dB
PGA = 0 dB
PGA = 0 dB
ADC1 Input Signal Level: 1.0 kHz
ADC2 Input at Idle
DC Offset
Power Supply Rejection
–30
+10
–55
+45
mV
dB
PGA = 0 dB
Input Signal Level at AVDD and DVDD
Pins 1.0 kHz, 100 mV p-p Sine Wave
64 kHz Output Sample Rate
32 kHz Output Sample Rate
16 kHz Output Sample Rate
8 kHz Output Sample Rate
DMCLK = 16.384 MHz
Group Delay4, 5
25
50
95
190
25
µs
µs
µs
µs
Input Resistance at VIN2, 4
kΩ6
FREQUENCY RESPONSE
(ADC)7 Typical Output
Frequency (Normalized to fS)
0
0
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
0.03125
0.0625
0.125
0.1875
0.25
0.3125
0.375
0.4375
> 0.5
–0.1
–0.25
–0.6
–1.4
–2.8
–4.5
–7.0
–9.5
< –12.5
–2–
REV. B
ADI [ ADI ]
