sm5838a Nippon Precision Circuits Inc, (NPC), sm5838a Datasheet - Page 9

• Manufacturer Part Number: sm5838a
• Description: 5120 ? 8-bit Synchronous Fifo
• Manufacturer: Nippon Precision Circuits Inc, (NPC)

n-word delay line timing 1
n-word delay line timing 2
n-word delay line timing 3
DOUT
DOUT
DOUT
CLK
CLK
CLK
DIN
DIN
DIN
RW
RW
RW
RR
RR
RR
RE
t
t
t
RS
RS
RS
t
t
t
RH
RH
RH
0 cycle
0 cycle
0 cycle
t
t
t
DS
DS
DS
0
0
0
t
t
t
DH
DH
DH
1 cycle
1 cycle
1 cycle
1
1
1
n cycle
n cycle
n cycle
2 cycle
2 cycle
2 cycle
1H
1H
1H
2
2
2
n-2
n-2
n-2
SM5838AS
n-1
n-1
n-1
cycle
cycle
cycle
t
t
RES
RS
n-1
n-1
n-1
t
RH
t
t
t
n+0
n+0
n+0
A
A
A
cycle
cycle
cycle
0
0
0
0
0
0
t
t
t
OH
OH
OH
n+1
n+1
n+1
cycle
cycle
cycle
1
1
1
1
1
1
n+2
n+2
n+2
2H
2H
2H
SEIKO NPC CORPORATION —9
cycle
cycle
cycle
WE="L" , RE="L" , OE="L"
WE="L" , RE="L" , OE="L"
WE="L" , RE="L" , OE="L"
2
2
2
2
2
2
n+3
n+3
n+3
cycle
cycle
cycle
3
3
3
3
3
3