34
µ
PD754202, 754202(A)
10. MASK OPTION
The
µ
PD754202 has the following mask options:
•
Mask option of P70/KR4 through P73/KR7
Pull-up resistors can be connected to these pins.
(1) No pull-up resistor connection
(2) Connection of a 30-k
Ω
(typ.) pull-up resistor in 1-bit units.
(3) Connection of a 100-k
Ω
(typ.) pull-up resistor in 1-bit units.
•
Mask option of RESET pin
Pull-up resistors can be connected to these pins.
(1) No pull-up resistor connection
(2) Connection of a 100-k
Ω
(typ.) pull-up resistor.
•
Standby function mask option
The wait time after RESET signal 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)
Содержание Mu754202
Страница 63: ...63 µPD754202 754202 A MEMO ...