參數(shù)資料
型號： M38279EFFS
元件分類： 微控制器/微處理器
英文描述： 8-BIT, UVPROM, 4 MHz, MICROCONTROLLER, CQCC100
封裝： WINDOWED, CERAMIC, LCC-100
文件頁數(shù)： 48/70頁
文件大?。?/td> 1112K
代理商： M38279EFFS
52
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
3827 Group
MITSUBISHI MICROCOMPUTERS
Table 14 Recommended operating conditions (Mask ROM version) (VCC = 2.2 to 5.5 V, Ta = –20 to 85
°C, unless otherwise noted)
Notes1: When the oscillation frequency has a duty cycle of 50%.
2: When using the microcomputer in low-speed mode, make sure that the sub-clock input oscillation frequency on condition that f(XCIN) < f(XIN)/3.
Input frequency for timers X and Y
(duty cycle 50%)
f(CNTR0)
f(CNTR1)
Symbol
Parameter
Limits
Min.
MHz
Unit
Typ.
Max.
(4.0 V
≤ VCC ≤ 5.5 V)
32.768
4.0
Main clock input oscillation frequency
(Note 1)
Sub-clock input oscillation frequency (Notes 1, 2)
f(XIN)
f(XCIN)
(2.2 V
≤ VCC ≤ 4.0 V)
High-speed mode
(4.0 V
≤ VCC ≤ 5.5 V)
High-speed mode
(2.2 V
≤ VCC ≤ 4.0 V)
Middle-speed mode
(10!VCC
–4)/9
8.0
(20!VCC
–8)/9
8.0
50
MHz
kHz
Table 15 Recommended operating conditions (PROM version) (VCC = 2.5 to 5.5 V, Ta = –20 to 85
°C, unless otherwise noted)
Notes1: When the oscillation frequency has a duty cycle of 50%.
2: When using the microcomputer in low-speed mode, make sure that the sub-clock input oscillation frequency on condition that f(XCIN) < f(XIN)/3.
Input frequency for timers X and Y
(duty cycle 50%)
f(CNTR0)
f(CNTR1)
Symbol
Parameter
Limits
Min.
MHz
Unit
Typ.
Max.
(4.0 V
≤ VCC ≤ 5.5 V)
32.768
4.0
Main clock input oscillation frequency
(Note 1)
Sub-clock input oscillation frequency (Notes 1, 2)
f(XIN)
f(XCIN)
(2.5 V
≤ VCC ≤ 4.0 V)
High-speed mode
(4.0 V
≤ VCC ≤ 5.5 V)
High-speed mode
(2.5 V
≤ VCC ≤ 4.0 V)
Middle-speed mode
(2!VCC)
–4
8.0
(4!VCC)
–8
8.0
50
MHz
kHz
Test conditions
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