HT1381 データシートの表示（PDF） - Holtek Semiconductor
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HT1381 Datasheet PDF : 10 Pages
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HT1380/HT1381
D.C. Characteristics
Symbol
Parameter
VDD
ISTB
Operating Voltage
Standby Current
IDD
Operating Current
IOH
Source Current
IOL
Sink Current
VIH
VIL
fOSC
fSCLK
²H² Input Voltage
²L² Input Voltage
System Frequency
Serial Clock
Test Conditions
VDD
¾
Conditions
¾
2V
¾
5V
2V
No load
5V
2V VOH=1.8V
5V VOH=4.5V
2V VOL=0.2V
5V VOL=0.5V
5V
¾
5V
¾
5V 32768Hz X¢TAL
2V
¾
5V
Ta=25°C
Min. Typ. Max. Unit
2
¾
5.5
V
¾
¾
100
nA
¾
¾
100
nA
¾
0.7
1.0
mA
¾
0.7
1.2
mA
-0.2 -0.4
¾
mA
-0.5 -1.0
¾
mA
0.7
1.5
¾
mA
2.0
4.0
¾
mA
2
¾
¾
V
¾
¾
0.8
V
¾ 32768 ¾
Hz
¾
¾
0.5 MHz
¾
¾
2
MHz
* ISTB is specified with SCLK, I/O, REST open. The clock halt bit must be set to logic 1 (oscillator
disabled).
A.C. Characteristics
Symbol
Parameter
tDC
Data to Clock Setup
tCDH
Clock to Data Hold
tCDD
Clock to Data Delay
tCL
Clock Low Time
tCH
Clock High Time
fCLK
Clock Frequency
Test Conditions
VDD Conditions
2V
¾
5V
¾
2V
¾
5V
¾
2V
¾
5V
¾
2V
¾
5V
¾
2V
¾
5V
¾
2V
¾
5V
¾
Min.
200
50
280
70
¾
¾
1000
250
1000
250
¾
D.C.
Max.
¾
¾
¾
¾
800
200
¾
¾
¾
¾
0.5
2.0
Ta=25°C
Unit
ns
ns
ns
ns
ns
MHz
3
September 18, 2000
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