UPD4991ACX 查看數據表（PDF） - NEC => Renesas Technology
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UPD4991ACX Datasheet PDF : 32 Pages
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µPD4991A
READ CYCLE (Unless otherwise specified, VDD = 5 V ± 10 %, Ta = –40 to +85 °C)
PARAMETER
Cycle Time
Address Access Time
CS-Access Time
OE-Output Delay Time
OE-Output Delay Time
OE-Output Delay Time
Output Hold Time
CS-Output Set Time
CS-Output Floating Time
SYMBOL MIN.
tRC
150
tAA
tACS
tOE
tOLZ
5
tOHZ
tOH
15
tCLZ
0
tCHZ
5
TYP.
MAX. UNIT
150
150
75
ns
50
CONDITIONS
Read Cycle (VDD = 2.7 to 3.6 V, Ta = –40 to +85 °C)
PARAMETER
Cycle Time
Address Access Time
CS-Access Time
OE-Output Delay Time
OE-Output Delay Time
OE-Output Delay Time
Output Hold Time
CS-Output Setup Time
CS-Output Floating Time
SYMBOL MIN.
tRC
210
tAA
tACS
tOE
tOLZ
10
tOHZ
tOH
20
tCLZ
15
tCHZ
10
TYP.
MAX. UNIT
210
210
110
ns
70
CONDITIONS
8
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