EM78P417N/418N/419N
8-Bit Microprocessor with OTP ROM
8 DC Electrical Characteristics
(Ta= 25 °C, VDD= 5.0V, VSS= 0V )
Symbol
Parameter
Condition
Min.
DC
Typ.
Max.
Unit
XTAL: VDD to 5V
XTAL: VDD to 3V
ERC: VDD to 5V
20
8
MHz
MHz
KHz
MHz
MHz
MHz
KHz
Two cycle with two clocks
FXT
DC
R: 5.1KΩ, C: 100 pF
RCM0:RCM1=1:1
RCM0:RCM1=1:0
RCM0:RCM1=0:1
RCM0:RCM1=0:0
F±30%
3.84
850
F±30%
4.16
IRC1 IRC:VDD to 5V
IRC2 IRC:VDD to 5V
IRC3 IRC:VDD to 5V
IRC4 IRC:VDD to 5V
4.0
8.0
1.0
455
7.68
8.32
0.96
1.06
436.8
473.2
Input High Threshold
3.5
VIHRC
VILRC
IIL
OSCI in RC mode
OSCI in RC mode
VIN = VDD, VSS
Ports 5, 6, 7
Ports 5, 6, 7
/RESET
V
V
Voltage (Schmitt trigger )
Input Low Threshold Voltage
(Schmitt trigger )
Input Leakage Current for
input pins
Input High Voltage (Schmitt
trigger )
Input Low 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 )
1.5
0
–1.0
1.0
µA
V
3.75
1.25
2.0
VIH1
VIL1
V
VIHT1
VILT1
VIHT2
VILT2
V
1.0
/RESET
V
3.75
1.25
TCC,INT
V
TCC,INT
V
3.5
1.5
VIHX1 Clock Input High Voltage
VILX1 Clock Input Low Voltage
OSCI in crystal mode
OSCI in crystal mode
V
V
Output High Voltage
IOH1
VOH = VDD-0.5V (IOH =-6mA)
VOL = GND+0.5V (IOL =12mA)
-6.0
mA
mA
(Ports 5, 6, 7)
Output Low Voltage
IOL1
12.0
(Ports 5, 6,7)
IPH Pull-high current
IPL Pull-low current
Pull-high active, input pin at VSS –50
–75
40
–240
120
µA
µA
Pull-low active, input pin at Vdd 25
All input and I/O pins at VDD,
output pin floating, WDT disabled
All input and I/O pins at VDD,
output pin floating, WDT enabled
/RESET= 'High', Fosc=32KHz
(Crystal type,CLKS="0"), output 15
pin floating, WDT disabled
ISB1 Power down current
ISB2 Power down current
1.0
2.0
15
µA
µA
Operating supply current
at two clocks
20
25
35
35
ICC1
µA
µA
/RESET= 'High', Fosc=32KHz
(Crystal type,CLKS="0"), output
pin floating, WDT enabled
Operating supply current
at two clocks
ICC2
/RESET= 'High', Fosc=4MHz
(Crystal type, CLKS="0"), output
pin floating, WDT enabled
/RESET= 'High', Fosc=10MHz
(Crystal type, CLKS="0"), output
pin floating, WDT enabled
Operating supply current
at two clocks
ICC3
1.7
3.0
2.2
3.5
mA
mA
Operating supply current
at two clocks
ICC4
Product Specification (V1.0) 06.23.2005
• 67
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
