HT46R064B/065B/066B
A.C. Characteristics
Ta=25°C
Test Conditions
Conditions
2.2V~5.5V
Symbol
Parameter
Min.
Typ.
Max.
Unit
VDD
32
4000
8000
kHz
kHz
¾
¾
¾
4
fSYS
System Clock
3.0V~5.5V
32
¾
4.5V~5.5V
32
12000 kHz
3V/5V
3V/5V
5V
+2%
+2%
+2%
+5%
+5%
+5%
MHz
MHz
MHz
MHz
MHz
MHz
Ta=25°C
-2%
-2%
-2%
-5%
-5%
-5%
8
Ta=25°C
12
4
Ta=25°C
3V/5V
3V/5V
5V
Ta=0~70°C
Ta=0~70°C
Ta=0~70°C
8
12
2.2V~
3.6V
4
4
+8%
+8%
+8%
+8%
MHz
MHz
MHz
MHz
Ta=0~70°C
-8%
-8%
3.0V~
5.5V
Ta=0~70°C
System Clock
(HIRC)
fHIRC
3.0V~
5.5V
8
Ta=0~70°C
-8%
4.5V~
5.5V
12
4
Ta=0~70°C
-8%
2.2V~
3.6V
+12% MHz
+12% MHz
+12% MHz
+12% MHz
Ta= -40°C~85°C
Ta= -40°C~85°C
Ta= -40°C~85°C
Ta= -40°C~85°C
-12%
-12%
-12%
-12%
3.0V~
5.5V
4
3.0V~
5.5V
8
4.5V~
5.5V
12
5V
5V
4
4
+2%
+5%
MHz
MHz
Ta=25°C, R=120kW *
-2%
-5%
Ta=0~70°C, R=120kW *
System Clock
(ERC)
Ta= -40°C~85°C,
R=120kW *
fERC
5V
4
4
+7%
MHz
-7%
2.2V~ Ta= -40°C~85°C,
+11% MHz
-11%
5.5V
R=120kW *
fLXT
System Clock (LXT)
32768
¾
Hz
¾
¾
¾
¾
0
¾
2.2V~5.5V
3.0V~5.5V
4.5V~5.5V
4000
8000
kHz
kHz
Timer Input Frequency
(TCn)
fTIMER
0
¾
0
12000 kHz
¾
3V
5V
¾
5
10
15
19.5
¾
kHz
kHz
¾
¾
¾
fLIRC
LIRC Oscillator
6.5
1
13
tRES
External Reset Low Pulse Width
¾
ms
tSYS
For HXT/LXT
128
¾
¾
tSST
System Start-up time Period
¾
For ERC/IRC
tSYS
2
¾
¾
(By configuration option)
Rev. 1.10
14
October 23, 2012
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
