HM62W8512B データシートの表示（PDF） - Hitachi -> Renesas Electronics
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HM62W8512B Datasheet PDF : 16 Pages
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HM62W8512B Series
AC Characteristics (Ta = –20 to +70°C, VCC = 3.3 V ±0.3 V, unless otherwise noted.)
Test Conditions
• Input pulse levels: 0.4 V to 2.4 V
• Input rise and fall time: 5 ns
• Input timing reference levels: 1.4 V
• Output timing reference level: 0.8 V/2.0 V
• Output load (Including scope & jig)
Dout
50 pF
500 Ω
1.4 V
Read Cycle
HM62W8512B
-5
-7
Parameter
Symbol Min
Max
Min
Read cycle time
t RC
55
—
70
Address access time
t AA
—
55
—
Chip select access time
t CO
—
55
—
Output enable to output valid
t OE
—
25
—
Chip selection to output in low-Z
t LZ
10
—
10
Output enable to output in low-Z
t OLZ
5
—
5
Chip deselection to output in high-Z tHZ
0
20
0
Output disable to output in high-Z tOHZ
0
20
0
Output hold from address change tOH
10
—
10
Max
Unit
Notes
—
ns
70
ns
70
ns
35
ns
—
ns
2
—
ns
2
30
ns
1, 2
30
ns
1, 2
—
ns
7
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