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M5M5256DP-45LL-W Datasheet(PDF) 4 Page - Mitsubishi Electric Semiconductor

Part No. M5M5256DP-45LL-W
Description  262144-BIT (32768-WORD BY 8-BIT) CMOS STATIC RAM
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Maker  MITSUBISHI [Mitsubishi Electric Semiconductor]
Homepage  http://www.mitsubishichips.com
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M5M5256DP-45LL-W Datasheet(HTML) 4 Page - Mitsubishi Electric Semiconductor

   
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MITSUBISHI LSIs
262144-BIT (32768-WORD BY 8-BIT) CMOS STATIC RAM
MITSUBISHI
ELECTRIC
M5M5256DP,KP,FP,VP,RV -45LL-W,-55LL-W,-70LL-W,
-45XL-W,-55XL-W,-70XL-W
'97.4.7
4
(2) READ CYCLE
(3) WRITE CYCLE
Symbol
Parameter
tCR
Read cycle time
Address access time
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Limits
ta(S)
ta(OE)
tdis(S)
tdis(OE)
ten(S)
ten(OE)
tV(A)
ta(A)
-70LL, XL
AC ELECTRICAL CHARACTERISTICS (Ta = -20~70°C, Vcc=5V±10%, unless otherwise noted )
(1) MEASUREMENT CONDITIONS
Chip select access time
Output enable access time
Output disable time after /S high
Output disable time after /OE high
Output enable time after /S low
Output enable time after /OE low
Data valid time after address
Max
Min
Input pulse level···················VIH=2.4V,VIL=0.6V
Input rise and fall time··········5ns
Reference level····················VOH=VOL=1.5V
Output loads·························Fig.1,CL=30pF (-45LL,-45XL )
CL=50pF (-55LL,-55XL )
CL=100pF (-70LL,-70XL )
CL=5pF (for ten,tdis)
Transition is measured ±500mV from steady
state voltage. (for ten,tdis)
55
5
5
10
Min
55
55
30
20
20
Max
45
5
5
10
Min
45
45
25
15
15
Max
-45LL, XL
-55LL, XL
70
5
5
10
70
70
35
25
25
Symbol
Parameter
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Limits
Write cycle time
Write pulse width
Address setup time
Address setup time with respect to /W high
Chip select setup time
Data setup time
Data hold time
Write recovery time
Output disable time from /W low
Output disable time from /OE high
Output enable time from /W high
Output enable time from /OE low
Max
Min
-70LL, XL
-45LL, XL
-55LL, XL
20
20
Max
55
40
0
50
50
25
0
0
5
5
Min
15
15
Max
45
35
0
40
40
20
0
0
5
5
Min
tCW
tw(W)
tsu(A)
tsu(A-WH)
tsu(S)
tsu(D)
th(D)
trec(W)
tdis(W)
tdis(OE)
ten(W)
ten(OE)
25
25
70
50
0
65
65
30
0
0
5
5
Vcc
DQ
CL
Fig.1 Output load
1.8k
990
(Including
scope and JIG)


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