HT49R50 Ver la hoja de datos (PDF) - Holtek Semiconductor
Número de pieza
componentes Descripción
Fabricante
HT49R50 Datasheet PDF : 59 Pages
| |||
HT49R50
Absolute Maximum Ratings
Supply Voltage........................VSS-0.3V to 5.5V
Input Voltage .................VSS-0.3V to VDD+0.3V
Storage Temperature.................-50°C to 125°C
Operating Temperature ..............-25°C to 70°C
Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute Maxi-
mum Ratings" may cause substantial damage to the device. Functional operation of this device
at other conditions beyond those listed in the specification is not implied and prolonged expo-
sure to extreme conditions may affect device reliability.
D.C. Characteristics
Ta=25°C
Symbol
Parameter
VDD
Operating Voltage
Test Conditions
VDD
Conditions
¾
¾
IDD1
Operating Current
(Crystal OSC)
3V No load,
5V fSYS=2MHz
IDD2
Operating Current (RC OSC)
3V
5V
No load,
fSYS=2MHz
ISTB1
Standby Current
(*fS=T1)
3V No load, system halt
5V LCD off at halt
ISTB2
Standby Current
(*fS=32.768kHz OSC)
3V No load, system halt
5V LCD on at halt, C type
ISTB3
Standby Current
(*fS=WDT RC OSC)
3V No load, system halt
5V LCD on at halt, C type
ISTB4
Standby Current
(*fS=32.768kHz OSC)
3V No load, system halt
LCD on at halt
5V R type, 1/2bias
ISTB5
Standby Current
(*fS=32.768kHz OSC)
3V No load, system halt
LCD on at halt
5V R type, 1/3bias
ISTB6
Standby Current
(*fS=WDT RC OSC)
3V No load, system halt
LCD on at halt
5V R type, 1/2bias
ISTB7
Standby Current
(*fS=WDT RC OSC)
3V No load, system halt
LCD on at halt
5V R type, 1/3bias
VIL
3V
I/O Port Input Low Voltage
5V
¾
¾
VIH
3V
I/O Port Input High Voltage
5V
¾
¾
Min. Typ.
3.0 ¾
¾ 0.5
¾ 1.5
¾ 0.4
¾1
¾¾
¾¾
¾4
¾ 14
¾2
¾6
¾ 17
¾ 34
¾ 13
¾ 28
¾ 14
¾ 26
¾ 10
¾ 19
0¾
0¾
2.1 ¾
3.5 ¾
Max.
5.2
1
3
0.8
2
1
2
10
20
5
10
30
60
25
50
25
50
20
40
0.9
1.5
3
5
Unit
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
V
V
V
V
7
October 22, 1999
Share Link: 