ad1881a Analog Devices, Inc., ad1881a Datasheet - Page 4

• Manufacturer Part Number: ad1881a
• Description: Ac?97 Soundmax Codec
• Manufacturer: Analog Devices, Inc.

AD1881A–SPECIFICATIONS
STATIC DIGITAL SPECIFICATIONS
Parameter
High Level Input Voltage (V
Low Level Input Voltage (V
High Level Output Voltage (V
Low Level Output Voltage (V
Input Leakage Current
Output Leakage Current
POWER SUPPLY
Parameter
Power Supply Range – Analog
Power Supply Range – Digital (3.3 V)
Power Dissipation – 5 V/3.3 V
Analog Supply Current – 5 V
Digital Supply Current – 3.3 V
Power Supply Rejection (100 mV p-p Signal @ 1 kHz)
CLOCK SPECIFICATIONS
Parameter
Input Clock Frequency
Recommended Clock Duty Cycle
POWER-DOWN MODE
Parameter
ADC
DAC
ADC and DAC
ADC + DAC + Mixer (Analog CD On) LPMIX, PR1, PR0
Mixer
ADC + Mixer
DAC + Mixer
ADC + DAC + Mixer
Analog CD Only (AC-Link On)
Analog CD Only (AC-Link Off)
Standby
Specifications subject to change without notice.
Guaranteed, not tested.
(At Both Analog and Digital Supply Pins, Both ADCs and DACs)
IL
IH
)
OL
OH
): Digital Inputs
), I
), I
OL
OH
= +0.5 mA
= –0.5 mA
Set Bits
PR0
PR1
PR1, PR0
PR2
PR2, PR0
PR2, PR1
PR2, PR1, PR0
LPMIX, PR5, PR1, PR0
LPMIX, PR1, PR0, PR4, PR5
PR5, PR4, PR3, PR2, PR1, PR0
DV
Typ
17
17
4
4
20
17
17
4
4
0
0
Min
0.65 × DV
0.9 × DV
–10
–10
Min
4.75
3.0
Min
45
DD
(3.3 V)
DD
DD
Typ
Typ
280
40
23
40
Typ
24.576
50
AV
Typ
30
26
20
12
18
12
8
2
12
12
0.1
DD
0.35 × DV
0.1 × DV
55
Max
+10
+10
Max
5.25
3.6
Max
(5 V)
DD
DD
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
Unit
V
V
V
V
µA
µA
Unit
V
V
mW
mA
mA
dB
Unit
MHz
%