參數(shù)資料
型號: μPD78F0034
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁數(shù): 26/52頁
文件大?。?/td> 393K
代理商: ΜPD78F0034
Preliminary Data Sheet
26
μ
PD78F0034
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Cycle time
(Min. instruction
execution time)
T
CY
Operating on main V
DD
= 4.5 to 5.5 V
system clock
0.24
32
μ
s
0.8
32
μ
s
Operating on subsystem clock
40
Note 1
122
125
μ
s
TI00, TI01 input
high-/low-level width
t
TIH0
, t
TIL0
3.5 V
V
DD
5.5 V
2/f
sam
+ 0.1
Note2
μ
s
2/f
sam
+ 0.2
Note2
μ
s
TI50, TI51 input
frequency
f
TI5
0
4
MHz
TI50, TI51 input
high-/low-level
width
t
TIH5
, t
TIL5
100
ns
Interrupt request
input high-/low
-level width
t
INTH
, t
INTL
INTP0 to INTP3, P40 to P47
1
μ
s
RESET
low-level width
t
RSL
10
μ
s
AC Characteristics
(1) Basic Operation (T
A
= –40 to +85
°
C, V
DD
= 2.7 to 5.5 V)
Notes 1.
Value when using the external clock. When using a crystal resonator, the value becomes 114
μ
s (MIN.).
2.
Selection of f
sam
= f
X
, f
X
/4, f
X
/64 is possible with bits 0 and 1 (PRM00, PRM01) of prescaler mode register
0 (PRM0). However, if the TI00 valid edge is selected as the count clock, the value becomes f
sam
= f
X
/
8.
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