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Компоненты Описание
HT46R02N Просмотр технического описания (PDF) - Holtek Semiconductor
Номер в каталоге
Компоненты Описание
производитель
HT46R02N
Small Package 8-Bit OTP MCU
Holtek Semiconductor
HT46R02N Datasheet PDF : 71 Pages
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HT46R01B/02B/01N/02N
HT48R01B/02B/01N/02N
Ta=25
°
C
Symbol
Parameter
Test Conditions
V
DD
Conditions
Min. Typ. Max. Unit
5V Ta=25
°
C, R=120k
W
*
-
2% 4 +2% MHz
f
ERC
System Clock
(ERC)
5V Ta=0~70
°
C, R=120k
W
*
5V
Ta=
-
40
°
C~85
°
C,
R=120k
W
*
-
5% 4 +5% MHz
-
7% 4 +7% MHz
2.2V~ Ta=
-
40
°
C~85
°
C,
5.5V R=120k
W
*
-
11% 4 +11% MHz
f
LXT
System Clock (LXT)
¾
¾
¾
32768
¾
Hz
f
TIMER
Timer Input Frequency
(TCn)
2.2V~5.5V
¾
3.0V~5.5V
4.5V~5.5V
0
¾
4000 kHz
0
¾
8000 kHz
0
¾
12000 kHz
f
LIRC
LIRC Oscillator
3V
¾
5
10 15 kHz
5V
¾
6.5 13 19.5 kHz
t
RES
External Reset Low Pulse Width
¾
¾
1
¾
¾
m
s
t
SST
System Start-up time Period
For HXT/LXT
¾
For ERC/IRC
(By configuration option)
¾
1024
¾
t
SYS
¾
2
¾
t
SYS
¾
1024
¾
t
SYS
t
INT
Interrupt Pulse Width
¾
¾
1
¾
¾
m
s
t
LVR
Low Voltage Width to Reset
¾
¾
0.25 1
2
ms
t
RSTD
Reset Delay Time
¾
¾
¾
100
¾
ms
Note: 1. t
SYS
=1/f
SYS
2. *For f
ERC
, as the resistor tolerance will influence the frequency a precision resistor is recommended.
Rev.1.00
9
December 15, 2009
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