HT45R36 Holtek Semiconductor, HT45R36 Datasheet - Page 5

• Manufacturer Part Number: HT45R36
• Description: C/R to F Type 8-Bit OTP MCU
• Manufacturer: Holtek Semiconductor

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A.C. Characteristics
Rev. 1.00
f
f
t
t
t
t
t
t
t
Symbol
SYS
TIMER
WDTOSC
WDT1
WDT2
RES
SST
INT
LVR
System Clock
(Crystal OSC, RC OSC)
Timer I/P Frequency
Watchdog Oscillator Period
Watchdog Time-out Period
(WDT RC OSC)
Watchdog Time-out Period
(System Clock/4)
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
Low Voltage Reset Time
Parameter
V
3V
5V
3V
5V
DD
2.2V~5.5V
3.3V~5.5V
2.2V~5.5V
3.3V~5.5V
Without WDT prescaler
Without WDT prescaler
Wake-up from HALT
Test Conditions
5
Conditions
Min.
0.25
400
400
45
32
11
0
0
8
1
1
1024
1024
Typ.
90
65
23
17
1
September 28, 2006
Max.
4000
8000
4000
8000
180
130
46
33
HT45R36
2
Ta=25 C
Unit
kHz
kHz
kHz
kHz
t
t
ms
ms
ms
SYS
SYS
s
s
s
s