参数资料
型号: UPD23C24020CZ-XXX
英文描述: x16 ROM (Mask Programmable)
中文描述: x16光盘(掩模可编程)
文件页数: 13/16页
文件大小: 151K
代理商: UPD23C24020CZ-XXX
6
PD23C128000L
Data Sheet M13644EJ3V0DS00
Mask Option
The active levels of output enable pin (/OE, OE, DC) are mask programmable and optional, and can be selected from
among " 0 " " 1 " " x " shown in the table below.
Option
/OE, OE, DC
OE active level
0/OE
L
1OE
H
x
DC
Don’t care
Operation modes for each option are shown in the tables below.
Operation mode (Option : 0)
/CE
/OE
Mode
Output state
L
Data out
L
H
Active
High impedance
H
H or L
Standby
High impedance
Operation mode (Option : 1)
/CE
OE
Mode
Output state
L
High impedance
L
H
Active
Data out
H
H or L
Standby
High impedance
Operation mode (Option : x)
/CE
DC
Mode
Output state
L
H or L
Active
Data out
H
H or L
Standby
High impedance
Remark L : Low level input
H : High level input
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