參數(shù)資料
型號: MB89821PFM
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: Octal Buffers/Drivers With 3-State Outputs 20-CDIP -55 to 125
中文描述: 8-BIT, MROM, 5 MHz, MICROCONTROLLER, PQFP80
封裝: PLASTIC, QFP-80
文件頁數(shù): 28/43頁
文件大?。?/td> 573K
代理商: MB89821PFM
28
MB89820 Series
4. AC Characteristics
(1) Reset Timing
(V
CC
= +5.0 V
±
10%, V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
(2) Power-on Reset
(V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Note: Make sure that power supply rises within the selected oscillation stabilization time.
If power supply voltage needs to be varied in the course of operation, a smooth voltage rise is recommended.
Parameter
Symbol
Condition
Unit
Remarks
Min.
Max.
RST “L” pulse width
t
ZLZH
48 t
XCYL
ns
Parameter
Symbol
Condition
Value
Unit
Remarks
Min.
Max.
Power supply rising time
t
R
50
ms
Power-on reset
function only
Power supply cut-off time
t
OFF
1
ms
Due to repeated
operations
0.2 V
CC
0.2 V
CC
RST
t
ZLZH
2.0 V
0.2 V
0.2 V
V
CC
t
R
t
OFF
0.2 V
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