參數(shù)資料
型號： UPD754264GS
廠商： NEC Corp.
英文描述： 4-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述： 4位單晶片微控制器
文件頁數(shù)： 35/68頁
文件大?。?/td> 318K
代理商： UPD754264GS
35
μ
PD754264
11. MASK OPTION
The
μ
PD754264 has the following mask options:
Mask option of P70/KR4 to P73/KR7
On-chip pull-up resistor connection can be specified for these pins.
<1> Do not connect an on-chip pull-up resistor
<2> Connect the 30-k
(typ.) pull-up resistor bit-wise
Mask option of RESET pin
On-chip pull-up resistor connection can be specified for this pin.
<1> Do not connect an on-chip pull-up resistor
<2> Connect the 100-k
(typ.) pull-up resistor
Standby function mask option
The wait time when the RESET signal is input can be selected.
<1> 2
17
/f
X
(21.8 ms: @ f
X
= 6.0-MHz operation, 31.3 ms: @ f
X
= 4.19-MHz operation)
<2> 2
15
/f
X
(5.46 ms: @ f
X
= 6.0-MHz operation, 7.81 ms: @ f
X
= 4.19-MHz operation)
<3> 2
13
/f
X
(1.37 ms: @ f
X
= 6.0-MHz operation, 1.95 ms: @ f
X
= 4.19-MHz operation)
相關(guān)PDF資料
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