PT8R1202 Datasheet, PDF (15/26 Pages) List of Unclassifed Manufacturers – Bluetooth Digital Audio Streaming IC

Data Sheet
PT8R1202
PT Pericom Technology Inc.
Bluetooth Digital Audio Streaming IC
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Off-chip memory interface write access timing without wait signal
MEMA[19:0]
CSB, WEB, U/LBE
MEMD[15:0]
t_WSC
t_WDE
t_WC
Address
t_CPW
t_WAH
Valid Write Data
t_WDS
t_WDH
t_WDD
WSCYC
(0~3)
WACYC
(1~64)
WHCYC
(0~3)
Off-chip memory interface write access timing with wait signal
MEMA[19:0]
t_WC
Address
CSB, WEB, U/LBE
WAIT
MEMD[15:0]
t_WSC
t_WDE
t_CPW
t_WAH
t_WAH
Valid Write Data
t_WDS
t_WDH
t_WDD
WSCYC
(0~3)
WWCYC
(0~7)
WECYC
(0~7)
WHCYC
(0~3)
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
PT0137(08/04)
15
Ver:4