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HM62W16258BI Datasheet(PDF) 8 Page - Renesas Technology Corp

Part No. HM62W16258BI
Description  4 M SRAM (256-kword ´ 16-bit)
Download  17 Pages
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Maker  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
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HM62W16258BI Datasheet(HTML) 8 Page - Renesas Technology Corp

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HM62W16258BI Series
6
AC Characteristics (Ta = –40 to +85
°C, V
CC = 3.3 V ± 0.3 V, unless otherwise noted.)
Test Conditions
Input pulse levels: V
IL = 0.4 V, VIH = 2.4 V
Input rise and fall time: 5 ns
Input timing reference levels: 1.4 V
Output timing reference levels: 1.4 V
Output load (Including scope and jig)
,,
,,
,,
,,
1.4 V
50 pF
500
Dout
Read Cycle
HM62W16258BI
-7
Parameter
Symbol
Min
Max
Unit
Notes
Read cycle time
t
RC
70
ns
Address access time
t
AA
—70
ns
Chip select access time
t
ACS
—70
ns
Output enable to output valid
t
OE
—40
ns
Output hold from address change
t
OH
10
ns
LB, UB access time
t
BA
—70
ns
Chip select to output in low-Z
t
CLZ
10
ns
2, 3
LB, UB enable to low-z
t
BLZ
5
ns
2, 3
Output enable to output in low-Z
t
OLZ
5
ns
2, 3
Chip deselect to output in high-Z
t
CHZ
0
25
ns
1, 2, 3
LB, UB disable to high-Z
t
BHZ
0
25
ns
1, 2, 3
Output disable to output in high-Z
t
OHZ
0
25
ns
1, 2, 3


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