em78p468n ELAN Microelectronics Corp, em78p468n Datasheet - Page 57

• Manufacturer Part Number: em78p468n
• Description: 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

Product Specification (V1.6) 12.31.2007
(This specification is subject to change without further notice)
Symbol
Symbol
VIHT1
VIHT2
VILT1
VILT2
ERIC
IOH1
ICC1
ICC2
ICC3
ICC4
VIH1
IOL1
VIL1
FXT
IPH
ISB
IPL
Fs
IIL
Ta= -40°C ~85 °C, VDD= 3.0V, GND= 0V
Pull-high current
Pull-low current
Sleep mode current
Idle mode current
Green mode current
Normal mode
Normal mode
Crystal: VDD to 5V
Sub-oscillator
External R, Internal C for
Sub-oscillator
External R, Internal C for
Sub-oscillator
Input Leakage Current for
Input pins
Input High Threshold
Voltage
(Schmitt Trigger)
Input High Threshold
Voltage (Schmitt Trigger)
Input High Threshold
Voltage (Schmitt Trigger)
Input Low Threshold
Voltage (Schmitt Trigger)
Input High Threshold
Voltage (Schmitt Trigger)
Input Low Threshold
Voltage (Schmitt Trigger)
Output High Voltage (Ports
5~8)
Output Low Voltage (Ports
5~8)
Parameter
Parameter
Two cycles with two clocks
Two cycles with two clocks
R: 300KΩ, internal capacitance
R: 2.2MΩ, internal capacitance
VIN = VDD, GND
Ports 5, 6, 7, 8
Ports 5, 6, 7, 8
/RESET
/RESET
TCC, INT0, INT1
TCC, INT0, INT1
VOH = 2.4V, IROCS=”0”
VOL = 0.4V, IROCS=”0”
Pull-high active, input pin at GND
Pull-low active, input pin at VDD
All input and I/O pins at VDD,
Output pin floating,
WDT disabled
/RESET= 'High', CPU OFF,
Sub-oscillator clock (32.768kHz)
ON, output pin floating,
LCD enabled, no load
/RESET= 'High', CPU ON,
Sub-oscillator clock (32.768kHz),
Output pin floating,
WDT enabled, LCD enabled
/RESET= 'High', Fosc=4MHz
(Crystal type, CLKS="0"),
Output pin floating
/RESET= 'High', Fosc=10MHz
(Crystal type, CLKS="0"),
Output pin floating
Condition
Condition
32.768
Min.
22.9
Min.
270
-1.8
1.8
1.8
1.8
-55
-1
55
−
−
−
−
−
−
−
−
−
−
8-Bit Microcontroller
32.768
32.768 42.6
Typ.
Typ.
384
EM78P468N/L
8M
-75
0.5
2.2
3.1
75
14
22
0
−
−
−
−
−
−
−
−
Max. Unit
Max. Unit
10M
500
0.6
0.6
0.6
-95
1.5
95
18
30
−
1
−
−
−
−
6
3
4
kHz
kHz
kHz
kHz
mA
mA
mA
mA
μA
μA
μA
μA
μA
μA
V
V
V
V
V
V
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