AD1937
Rev. B | Page 6 of 36
DIGITAL SPECIFICATIONS
40°C < TC < +125°C, DVDD = 3.3 V ± 10%.
Table 5.
Parameter
Conditions/Comments
Min
Typ
Max
Unit
INPUT
High Level Input Voltage (VIH)
2.0
V
MCLKI/MCLKXI pin
2.2
V
Low Level Input Voltage (VIL)
0.8
V
Input Leakage
IIH @ VIH = 2.4 V
10
μA
IIL @ VIL = 0.8 V
10
μA
Input Capacitance
5
pF
OUTPUT
High Level Output Voltage (VOH)
IOH = 1 mA
DVDD 0.60
V
Low Level Output Voltage (VOL)
IOL = 1 mA
0.4
V
POWER SUPPLY SPECIFICATIONS
Table 6.
Parameter
Conditions/Comments
Min
Typ
Max
Unit
SUPPLIES
Voltage
DVDD
3.0
3.3
3.6
V
AVDD
3.0
3.3
3.6
V
VSUPPLY
4.5
5.0
5.5
V
Digital Current
Master clock = 256 fS
Normal Operation
fS = 48 kHz
56
mA
fS = 96 kHz
65
mA
fS = 192 kHz
95
mA
Power-Down
fS = 48 kHz to 192 kHz
2.0
mA
Analog Current
Normal Operation
74
mA
Power-Down
23
mA
DISSIPATION
Operation
Master clock = 256 fS, 48 kHz
All Supplies
429
mW
Digital Supply
185
mW
Analog Supply
244
mW
Power-Down, All Supplies
83
mW
POWER SUPPLY REJECTION RATIO
Signal at Analog Supply Pins
1 kHz, 200 mV p-p
50
dB
20 kHz, 200 mV p-p
50
dB