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AD1939 Datasheet(PDF) 5 Page - Analog Devices

Part No. AD1939
Description  4 ADC/8 DAC with PLL, 192 kHz, 24-Bit CODEC
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD1939
Rev. 0 | Page 5 of 32
DIGITAL INPUT/OUTPUT SPECIFICATIONS
−40°C < TA < +130°C, DVDD = 3.3 V ± 10%.
Table 4.
Parameter
Conditions/Comments
Min
Typ
Max
Unit
Input Voltage HI (VIH)
2.0
V
Input Voltage HI (VIH)
MCLKI/XI pin
2.2
V
Input Voltage LO (VIL)
0.8
V
Input Leakage
IIH @ VIH = 2.4 V
10
μA
IIL @ VIL = 0.8 V
10
μA
High Level Output Voltage (VOH)
IOH = 1 mA
DVDD − 0.60
V
Low Level Output Voltage (VOL)
IOL = 1 mA
0.4
V
Input Capacitance
5
pF
POWER SUPPLY SPECIFICATIONS
Table 5.
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
Digital Current
MCLK = 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
MCLK = 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




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