參數(shù)資料
型號(hào): PT8R1202
廠商: Electronic Theatre Controls, Inc.
英文描述: Bluetooth Digital Audio Streaming IC
中文描述: 藍(lán)牙技術(shù)的數(shù)字音頻集成電路
文件頁數(shù): 15/26頁
文件大?。?/td> 656K
代理商: PT8R1202
PT0137(08/04)
Ver:4
15
Data Sheet
PT8R1202
PT
Peric om Technology Inc .
Bluetooth Digital Audio Streaming IC
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Off-chip memory interface write access timing without wait signal
Off-chip memory interface write access timing with wait signal
Table 7. Write access timing
Parameter
Write cycle time
Write control signal pulse width
Write address hold time from control signal
Write data output enable time
Write data setup time to control signal
Write data hold time from control signal
Write data output disable time
Symbol
t
WC
t
CPW
t
WAH
t
WDE
t
WDS
t
WDH
t
WDD
Min
2 (15.6ns)
1 (7.8ns)
1 (7.8ns)
0
4
1 (7.8ns)
0
Max
65 (507.8ns)
64 (500ns)
1 (7.8ns)
1 (7.8ns)
Unit
CLKSYS clock cycles (128MHz)
CLKSYS clock cycles (128MHz)
CLKSYS clock cycles (128MHz)
ns
ns (CLKSYS=128MHz)
CLKSYS clock cycles (128MHz)
ns
t
WC
Valid Write Data
Address
t
WDH
t
WDD
MEMA[19:0]
CSB, WEB, U/LBE
MEMD[15:0]
t
WDS
t
WDE
t
CPW
t
WAH
WSCYC
(0~3)
WHCYC
(0~3)
WAIT
t
WAH
t
WSC
WWCYC
(0~7)
WECYC
(0~7)
t
WC
Valid Write Data
Address
t
WDH
t
WDD
MEMA[19:0]
CSB, WEB, U/LBE
MEMD[15:0]
t
WDS
t
WDE
t
CPW
t
WAH
WSCYC
(0~3)
WACYC
(1~64)
WHCYC
(0~3)
t
WSC
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