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PT8401 Datasheet, PDF (22/28 Pages) Princeton Technology Corp – MP3 Audio Decoder
◁
Princeton Technology Corp.
MP3 Audio Decoder
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT8401
temperature
VSUP Digital supply voltage
VDD
3.3
V
INPUT LEVEL :
Symbol Parameter
Pin Name
Min.
VIH
Input high
/RST,PD_ENA, 1.7
voltage @ VDD = PWR_DWN, IICC, 1.7
2.7V ~ 4V
IICD, GPIO
1.9
VIL
Input low
voltage @ VDD =
2.7V ~ 4V
Typ. Max.
0.6
0.8
1.0
Unit VDD
V 2.7
3.3
4.0
2.7
3.3
4.0
OUTPUT LEVEL :
Symbol Parameter
Pin Name
Min.
VOH
Output
ADQO,ALRQO,
high
ACKQO,PD_REQ,
voltage
PD_ACK,DSP_RDY
VOL
Output low ADQO,ALRQO,
VSS+0.1
voltage
ACKQO,PD_REQ, VSS+0.1
PD_ACK,DSP_RDY VSS+0.1
Typ.
Max.
VDD-0.1
VDD-0.1
VDD-0.1
Unit VDD
V 2.7
3.3
4.0
2.7
3.3
4.0
Current consumption
At Ta = 0 to 70 ,
Symbol
Parameter Pin Name Min.
Typ.
Max. Unit Test Conditions
IDD
Current
All
IDD
consumption
supply
IDD
pins
85
mA VDD = 4V
64
mA VDD = 3.3V
45
mA VDD = 2.7V
I2C Bus Characteristics
Symbol
Parameter
Pin Min. Typ. Max. Unit Test Condition
PT8401 v 1.3
Page 22
Updated March 2002
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