LC786961W Datasheet, PDF (16/29 Pages) Sanyo Semicon Device – Compact Disc Player IC

LC786961W
Communication Timing specification between Host controller
SIFCE
(Input)
SIFCK
(Input)
SIFDI
(Input)
SIFDO
(Output)
BUSYB
(Output)
tCSU
1/fCLK
tCKH tCKL
tCWSU tCWHD
tCDON
tCDOH
tCHD
tCRAS
tCE
tCDOF
tCBST
Parameter
Symbol
Pin names
min
typ
max
unit
SIFCK clock frequency
fCLK
SIFCK
3.3
0.725
MHz
150
SIFCK clock "H" level width
tCKH
SIFCK
ns
690
150
SIFCK clock "L" level width
tCKL
SIFCK
ns
690
0
Transfer start enable time
tCE
BUSYB, SIFCE
ns
0
100
Setup time for transfer start
tCSU
SIFCE, SIFCK
ns
200
100
Hold time for transfer end
tCHD
SIFCE, SIFCK
ns
200
75
Setup time for SIFDI
tCWSU
SIFDI, SIFCK
ns
75
75
Hold time for SIFDI
tCWHD
SIFDI, SIFCK
ns
200
Output delay time for SIFDO “H”
tCDOH
SIFDO, SIFCK
100
ns
350
Output delay time for SIFDO
tCRAS
SIFDO, SIFCK
100
ns
350
Turn on time for SIFDO *1
tCDON
SIFDO, SIFCE
100
ns
100
Turn off time for SIFDO *1
tCDOF
SIFDO, SIFCE
150
ns
150
BUSYB "L" level output delay time
tCBST
BUSYB
150
ns
350
Internal CPU operating speed mode Upper step : Normal speed
Lower step : Low speed
*1: The tCDON and tCDOF specifications are for when the SIFDO pin is set to the 3-State mode.
No.A2081-16/29