參數(shù)資料
型號: AK4571VQ
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: USB I/F Audio CODEC
中文描述: 我的USB /女音頻編解碼器
文件頁數(shù): 54/54頁
文件大小: 309K
代理商: AK4571VQ
ASAHI KASEI
[AK4571]
MS0153-J-02
2003/3
- 9 -
fBW^ DC“
Ta= 0 - 70
°C; VD=3.0 - 3.6V; DGND=0V Measurement under static state
All digital pins except DP, DN. Schmitt hysteresis level of RSTN pin and levels of all test pins will not be tested.
Parameter
Symbol
Min
Typ
Max
Units
EPDI,EPEN, EPSEL, pin “H” level input voltage
VIH
70%VD
V
EPDI, EPEN, EPSEL pin “L” level input voltage
VIL
30%VD
V
RSTN pin “H” level voltage
VIHR
2.4
V
RSTN pin “L” level voltage
VILR
0.8
V
IMUTE, OMUTE, INC, DEC pin “H” level voltage
VIHR
2.4
V
IMUTE, OMUTE, INC, DEC pin “L” level voltage
VILR
0.8
V
SUSN, EPSW, STBY, EMSW, MSTAT pin
“H” level output voltage
IOH= 2mA
VOH
2.4
V
SUSN, EPSW, STBY, EMSW, MSTAT pin
“L” level output voltage
IOL= -2mA
VOL
0.6
V
CS, SK, EPAO pin “H” level output voltage
IOH= 2mA
VOH
2.4
V
CS, SK, EPAO pin “L” level output voltage
IOL= -2mA
VOL
0.6
V
DP, DN Single Ended Receiver Threshold for “H” level
VIHR
2.0
V
DP, DN Single Ended Receiver Threshold for pin “L” level
VILR
0.8
V
Input Leakage Current
Iin
±10
A
Pull down Resistance (only EPDI pin)@3.3V Ta=25
°C
Rpd
100
k
XCb`“O “
Ta=25
°C, VA=VD=3.3V
Parameter
Symbol
Min
Typ
Max
Units
Master Clock Frequency
MCLK
-
12.000
-
MHz
Reset input width @RSTN pin(low active)
Wrst
1.0
us
Time Width for USB Reset Signal Recognition
DP<VseL & DN< VseL to USB Reset mode
Trst_rec
3.0
s
Device Ready Time from USB Reset
After releasing from USB Reset to Device Ready
(Transaction can start)
Tdrr
10
ms
Time Width for Suspend Recognition
Idle state ( DP > VseL & DN < VseL )
to Suspend mode
Tsus_rec
4.36
ms
Resume Time from Suspend
First flip of D P/DN from Idle state
To Device Ready *)
Tresm
30
ms
Imute input width with @IMUTE pin(High active)
Wimute
10.005
ms
Omute,Dec,Inc input width with @OMUTE,DEC,INC
pin (High active)
Wodi
2.001
ms
Device Ready: VREF, X’tal oscillator and PLL are stable and standard bus transactions can proceed
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