m66257fp Renesas Electronics Corporation., m66257fp Datasheet - Page 8

• Manufacturer Part Number: m66257fp
• Description: 5120 ? 8-bit ? 2 Line Memory Fifo
• Manufacturer: Renesas Electronics Corporation.

M66257FP
Read Cycle
Read Reset Cycle
REJ03F0251-0200 Rev.2.00 Sep 14, 2007
Page 8 of 12
RCK
RRES
Q0n
Q1n
RCK
RE
Q0n
Q1n
Cycle n − 1
Cycle n
t
t
RCK
RCK
(n − 1)
(n)
t
t
t
NRESH
RCKH
Cycle n + 1
ON
Cycle n
t
t
RCKL
RESS
(n + 1)
(n)
t
Cycle n + 2
t
ON
REH
t
NRES
Reset cycle
(n + 2)
(0)
t
ODIS
Disable cycle
(0)
t
NREH
t
RESH
HIGH-Z
t
Cycle 0
AC
t
t
NRESS
RES
(0)
t
OEN
t
Cycle n + 3
ON
t
Cycle 1
AC
RRES = "H"
(n + 3)
RE = "L"
(1)
t
Cycle n + 4
OH
Cycle 2
(n + 4)
(2)