HT46R74D-1 Holtek Semiconductor, HT46R74D-1 Datasheet - Page 6

• Manufacturer Part Number: HT46R74D-1
• Description: Dual Slope A/D Type MCU
• Manufacturer: Holtek Semiconductor

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A.C. Characteristics
Note: t
Rev. 1.10
f
f
f
t
t
t
t
Symbol
SYS
INRC
TIMER
WDTOSC
RES
SST
INT
SYS
= 1/f
System Clock (RC OSC)
System Clock (Crystal OSC)
Internal RC OSC
Timer I/P Frequency
(TMR0/TMR1)
Watchdog Oscillator Period
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
SYS
Parameter
V
3V
5V
3V
5V
DD
2.2V~5.5V
2.2V~5.5V
3.3V~5.5V
2.2V~5.5V
Power-up or wake-up from
HALT
Test Conditions
6
Conditions
Min.
400
400
400
45
32
0
1
1
1024
Typ.
12
15
90
65
HT46R74D-1
January 11, 2007
Max.
4000
4000
8000
4000
180
130
Ta=25 C
Unit
t
kHz
kHz
kHz
kHz
kHz
kHz
SYS
s
s
s
s