EM78860BQ Ver la hoja de datos (PDF) - ELAN Microelectronics
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EM78860BQ Datasheet PDF : 26 Pages
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EM78P860
8 -BIT MICRO-CONTROLLER
VIII. ABSOLUTE MAXIMUM RATINGS
Rating
Sym.
Value
Unit
DC supply voltage
VDD
-0.3 to 6
V
Input voltage
VIN
-0.5 to VDD+0.5
V
Operating temperature range
TA
0 to 70
°C
IX. DC ELECTRICAL CHARACTERISTICS
(TA= 0°C~70°C, VDD = 5V±5%; VSS = 0V)
Parameter
Input Leakage Current
for input pins
Sym.
IIL1
Condition
VIN = VDD, VSS
Input Leakage Current
for bi-directional pins
IIL2
VIN = VDD, VSS
Input High Voltage
Input Low voltage
Input High Threshold
Voltage
VIH
VIL
V
/RESET, TCC, RDET1
IHT
Input Low Threshold
Voltage
V
/RESET, TCC, RDET1
ILT
Clock Input High Voltage
Clock Input Low Voltage
Key scan Input High Voltage
VIHX
OSCI
VILX
OSCI
VHscan Port6 for key scan
Key scan Input Low Voltage VLscan Port6 for key scan
Output High Voltage
(port5,6,7,8)
(port9)
Output Low Voltage
(port5,6,7,8)
(port9)
Com Voltage drop
Segment Voltage drop
LCD Drive Reference
Voltage
VOH1
VOL1
VCOM
VSEG
VLCD
IOH = ±1.6 mA
IOH = ±6 mA
IOL = ±1.6 mA
IOL = ±6 mA
I O = ±50 µA
I O = ±50 µA
Contrast adjustment
Pull-high Current
Power Down Current
IPH
Pull-high active input pin at VSS
I
All input and I/O pin at V ,
SB1
DD
output pin floating, WDT disabled
IDLE mode current
ISB-1
All input and I/O pin at VDD, output pin
floating, WDT disabled,LCD enable
Low Clock Current
ISB2
CLK=32.768 KHz, All input and I/O pin
at VDD, output pin floating, WDT disabled,
LCD enable
Operating Supply Current
ICC
/RESET=HIGH, CLK=3.679MHz, output pin
floating
Min.
2.5
2.0
3.5
3.5
2.4
2.4
-
-
-50
Typ. Max. Unit
±1 µA
± 1 µA
V
0.8 V
V
0.8 V
V
1.5 V
V
1.5 V
V
V
0.4 V
0.4 V
- 2.9 V
- 3.8 V
-100 -240 µA
1
µA
15
µA
50
µA
1.2
mA
* This specification is subject to be changed without notice.
4.17.2000 23
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