參數(shù)資料
型號(hào): M38C24M4A-XXXFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 5 MHz, MICROCONTROLLER, PQFP64
封裝: 14 X 14 MM, 0.80 MM PITCH, PLASTIC, LQFP-64
文件頁(yè)數(shù): 86/102頁(yè)
文件大?。?/td> 1369K
代理商: M38C24M4A-XXXFP
Rev.2.00
May 28, 2004
page 84 of 100
38C2 Group (A Version)
Table 31 Recommended operating conditions (Mask ROM version)
(Vcc = 1.8 to 5.5 V, Ta = –20 to 85°C, unless otherwise noted)
Timer X and Timer Y
Input frequency (duty cycle 50%)
Timer X, Timer Y, Timer 1, Timer 2, Timer 3 and
Timer 4 Clock input frequency
(Count source frequency of each timer)
System clock
φ frequency
Main clock input oscillation frequency (Notes 1, 3)
Sub-clock input oscillation frequency (Notes 1, 2, 3)
f(CNTR0)
f(CNTR1)
f(Tclk)
f(
φ)
f(XIN)
f(XCIN)
Limits
MHz
kHz
Parameter
Min.
1.0
Typ.
32.768
Max.
5.0
2VCC–4
VCC
5VCC–8
10.0
4VCC–8
2VCC
10VCC–16
5.0
2VCC–4
VCC
5VCC–8
10.0
8.0
20VCC–32
50
Symbol
Unit
(4.5 V
≤ VCC ≤ 5.5 V)
(4.0 V
≤ VCC < 4.5 V)
(2.0 V
≤ VCC < 4.0 V)
(VCC
< 2.0 V)
(4.5 V
≤ VCC ≤ 5.5 V)
(4.0 V
≤ VCC < 4.5 V)
(2.0 V
≤ VCC < 4.0 V)
(VCC
< 2.0 V)
(4.5 V
≤ VCC ≤ 5.5 V)
(4.0 V
≤ VCC < 4.5 V)
(2.0 V
≤ VCC < 4.0 V)
(VCC
< 2.0 V)
(4.5 V
≤ VCC ≤ 5.5 V)
(2.0 V
≤ VCC < 4.5 V)
(VCC
< 2.0 V)
Notes 1: When the oscillation frequency has a duty cycle of 50%.
2: When using the microcomputer in low-speed mode, set the clock input oscillation frequency on condition that f(XCIN) < f(XIN)/3.
3: The oscillation start voltage and the oscillation start time differ in accordance with an oscillator, a circuit constant, or temperature, etc. When power supply
voltage is low and the high frequency oscillator is used, an oscillation start will require sufficient conditions.
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