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7
Absolute Maximum Ratings
Temperature under bias
Storage temperature
Input voltage
Output voltage
Working Voltage
Working Frequency
8
DC Electrical Characteristics
Ta= 25 ° C, VDD= 5.0V, VSS= 0V
Symbol
Crystal: VDD to 5V
FXT
ERC: VDD to 5V
Input High Threshold
VIHRC
Voltage (Schmitt Trigger)
Input Low Threshold Voltage
VILRC
(Schmitt Trigger)
Input Leakage Current
IIL
for input pins
Input High Voltage
VIH1
(Schmitt Trigger)
Input Low Voltage
VIL1
(Schmitt Trigger)
Input High Threshold
VIHT1
Voltage (Schmitt Trigger)
Input Low Threshold Voltage
VILT1
(Schmitt Trigger)
Input High Threshold
VIHT2
Voltage (Schmitt Trigger)
Input Low Threshold Voltage
VILT2
(Schmitt Trigger)
VIHX1
Clock Input High Voltage
VILX1
Clock Input Low Voltage
Output High Voltage
IOH1
(Ports 5, 6, 7, 8)
Output High Voltage
IOH2
(Ports 6)
Output Low Voltage
IOL1
(Ports 5, 6, 7, 8 )
Output Low Voltage
IOL2
(Ports 5, 6)
Product Specification (V1.0) 10.19.2007
(This specification is subject to change without further notice)
Items
Parameter
Two cycles with two clocks
R: 5.1KΩ, C: 100 pF
OSCI in RC mode
OSCI in RC mode
VIN = VDD, VSS
Ports 5, 6, 7, 8
Ports 5, 6, 7, 8
/RESET
/RESET
TCC, INT
TCC, INT
OSCI in crystal mode
OSCI in crystal mode
VOH = 0.9VDD
VOH = 0.7VDD
VOL = 0.1VDD
VOL = 0.3VDD
8-Bit Microcontroller with OTP ROM
Rating
-40°C
to
-65°C
to
Vss-0.3V
to
Vss-0.3V
to
2.3V
to
DC
to
Condition
F±30% 850
EM78P221/2N
85 ° C
150 ° C
Vdd+0.5V
Vdd+0.5V
5.5V
16MHz
Min.
Typ.
Max.
Unit
−
DC
16
MHz
F±30% kHz
−
−
3.75
−
−
1.25
0
–1.0
1.0
−
−
3.75
−
−
1.25
−
−
1.9
−
−
1.2
−
−
3.75
−
−
1.25
−
−
3.75
−
−
1.25
−
−
-9
−
−
-27
−
−
16.8
−
−
67.2
V
V
μA
V
V
V
V
V
V
V
V
mA
mA
mA
mA
• 53
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