HT46R01B/02B/01N/02N
HT48R01B/02B/01N/02N
Ta=25°C
Test Conditions
Symbol
Parameter
V
DD
5V
5V
f
ERC
System Clock
(ERC)
5V
Conditions
Ta=25°C, R=120kW *
Ta=0~70°C, R=120kW *
Ta=
-40°C~85°C,
R=120kW *
-2%
-5%
-7%
-11%
¾
0
0
0
¾
¾
¾
For HXT/LXT
t
SST
System Start-up time Period
¾
For ERC/IRC
(By configuration option)
¾
¾
¾
5
6.5
1
¾
¾
¾
1
0.25
¾
4
4
4
4
32768
¾
¾
¾
10
13
¾
1024
2
1024
¾
1
100
+2%
+5%
+7%
+11%
¾
4000
8000
12000
15
19.5
¾
¾
¾
¾
¾
2
¾
MHz
MHz
MHz
MHz
Hz
kHz
kHz
kHz
kHz
kHz
ms
t
SYS
t
SYS
t
SYS
ms
ms
ms
Min.
Typ.
Max.
Unit
2.2V~ Ta=
-40°C~85°C,
5.5V R=120kW *
f
LXT
System Clock (LXT)
Timer Input Frequency
(TCn)
¾
2.2V~5.5V
f
TIMER
¾
3.0V~5.5V
4.5V~5.5V
f
LIRC
t
RES
3V
LIRC Oscillator
5V
External Reset Low Pulse Width
¾
¾
t
INT
t
LVR
t
RSTD
Note:
Interrupt Pulse Width
Low Voltage Width to Reset
Reset Delay Time
¾
¾
¾
1. t
SYS
=1/f
SYS
2. *For f
ERC
, as the resistor tolerance will influence the frequency a precision resistor is recommended.
Rev.1.10
9
February 12, 2010
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
