em78p811 ELAN Microelectronics Corp, em78p811 Datasheet - Page 30

• Manufacturer Part Number: em78p811
• Description: 8-bit Micro-controller
• Manufacturer: ELAN Microelectronics Corp

VIII.Absolute Operation Maximum Ratings
IX DC Electrical Characteristic
_________________________________________________________________________________________________________________________________________________________________
* This specification is subject to be changed without notice.
(Ta=0°C ~ 70°C, VDD=5V±5%, VSS=0V)
(VDD=2.5V to 5.5V for CPU ; VDD=3.5V to 5.5V for FSK ; VDD=2.5V to 5.5V for DTMF )
RATING
DC SUPPLY VOLTAGE
INPUT VOLTAGE
OPERATING TEMPERATURE RANGE Ta
IIL1
IIL2
VIH
VIL
VIHT
VILT
VIHX
VILX
VHscan
VLscan
VOH1
VOL1
Vcom
Vseg
Vlcd
IPH
ISB1
ISB2
ICC
Symbol
Input Leakage Current for
input pins
Input Leakage Current for
bi-directional pins
Input High Voltage
Input Low Voltage
Input High Threshold
Voltage
Input Low Threshold
Voltage
Clock Input High Voltage
Clock Input Low Voltage
Key scan Input High Voltage Port6 for key scan
Key scan Input Low Voltage Port6 for key scan
Output High Voltage
(port6,7,8)
(port9)
Output Low Voltage
(port6,7,8)
(port9)
Com voltage drop
Segment voltage drop
LCD drive reference voltage Contrast adjustment
Pull-high current
Power down current
Low clock current
Operating supply current
Parameter
VIN = VDD, VSS
VIN = VDD, VSS
/RESET, TCC, RDET1
/RESET, TCC,RDET1
OSCI
OSCI
IOH = -1.6mA
IOH = -6.0mA
IOL = 1.6mA
IOL = 6.0mA
Io=+/- 50 uA
Io=+/- 50 uA
Pull-high active input pin at
VSS
All input and I/O pin at
VDD, output pin floating,
WDT disabled
CLK=32.768KHz, FSK,
DTMF block disable , All
input and I/O pin at VDD,
output pin floating, WDT
disabled, LCD enable
/RESET=High,
SYMBOL
Vdd
Vin
Condition
29
VALUE
-0.3 To 6
-0.5 TO Vdd +0.5
0 TO 70
Min
-50
2.5
2.0
3.5
3.5
2.4
2.4
-
-
-100
Typ
-
-
8-bit OTP Micro-controller
UNIT
V
℃
V
Max
-240
100
0.8
0.8
1.5
1.5
0.4
0.4
2.9
3.8
2.8
±1
±1
4
Unit
mA
µA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
EM78P811