HT46R47-H
A.C. Characteristics
Test Conditions
Symbol
Parameter
V
DD
f
SYS
System Clock
¾
Conditions
V
LVR
~5.5V, LVR enabled
3.3V~5.5V, LVR disabled
V
LVR
~5.5V, LVR enabled
3.3V~5.5V, LVR disabled
¾
¾
¾
¾
Wake-up from HALT
¾
¾
¾
¾
400
400
0
0
32
2
15
2
17
1
¾
1
1
¾
¾
¾
¾
¾
¾
65
¾
¾
¾
1024
¾
¾
76
32
4000
8000
4000
8000
130
2
16
2
18
¾
¾
¾
¾
¾
¾
kHz
kHz
kHz
kHz
ms
t
WDTOSC
t
SYS
ms
*t
SYS
ms
ms
t
AD
t
AD
Min.
Typ.
Max.
Unit
Ta=25°C
f
TIMER
t
WDTOSC
t
WDT1
t
WDT2
t
RES
t
SST
t
INT
t
AD
t
ADC
t
ADCS
Timer I/P Frequency (TMR)
Watchdog Oscillator Period
Watchdog Time-out Period (RC)
Watchdog Time-out Period
(System Clock)
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
A/D Clock Period
A/D Conversion Time
A/D Sampling Time
¾
5V
¾
¾
¾
¾
¾
¾
¾
¾
Note: *t
SYS
=1/f
SYS
Ta=125°C
Test Conditions
Symbol
Parameter
V
DD
f
SYS
System Clock
¾
Conditions
V
LVR
~5.5V, LVR enabled
3.3V~5.5V, LVR disabled
V
LVR
~5.5V, LVR enabled
3.3V~5.5V, LVR disabled
¾
¾
¾
¾
Wake-up from HALT
¾
¾
¾
¾
400
400
0
0
60
2
15
2
17
1
¾
1
1
¾
¾
¾
¾
¾
¾
110
¾
¾
¾
1024
¾
¾
76
32
4000
8000
4000
8000
200
2
16
2
18
¾
¾
¾
¾
¾
¾
kHz
kHz
kHz
kHz
ms
t
WDTOSC
t
SYS
ms
*t
SYS
ms
ms
t
AD
t
AD
Min.
Typ.
Max.
Unit
f
TIMER
t
WDTOSC
t
WDT1
t
WDT2
t
RES
t
SST
t
INT
t
AD
t
ADC
t
ADCS
Timer I/P Frequency (TMR)
Watchdog Oscillator Period
Watchdog Time-out Period (RC)
Watchdog Time-out Period
(System Clock)
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
A/D Clock Period
A/D Conversion Time
A/D Sampling Time
¾
5V
¾
¾
¾
¾
¾
¾
¾
¾
Note: *t
SYS
=1/f
SYS
Rev. 1.30
6
March 1, 2006
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
