EM78P259N/260N

8-Bit Microprocessor with OTP ROM

72 • Product Specification (V1.2) 05.18.2007
(This specification is subject to change without further notice)
8 DC Electrical Characteristics

Ta=25 °C, VDD=5.0V±5%, VSS=0V

Symbol Parameter Condition Min Typ Max Unit
Crystal: VDD to 5V DC 20 MHz
Crystal: VDD to 3V
Two cycles with two clocks
DC 8 MHz
Fxt
ERC: VDD to 5V R: 5.1KΩ, C: 100 pF F±30% 830 F±30% kHz
VIHRC Input High Threshold
Voltage (Schmitt trigger) OSCI in RC mode 3.5 V
VILRC Input Low Threshold
Voltage (Schmitt trigger) OSCI in RC mode 1.5 V
IIL Input Leakage Current for
input pins VIN = VDD, VSS -1 0 1 μA
VIH1 Input High Voltage
(Schmitt trigger) Ports 5, 6, 7 3.75 V
VIL1 Input Low Voltage
(Schmitt trigger) Ports 5, 6, 7 1.25 V
VIHT1 Input High Threshold
Voltage (Schmitt trigger) /RESET 2.0 V
VILT1 Input Low Threshold
Voltage (Schmitt trigger) /RESET 1.0 V
VIHT2 Input High Threshold
Voltage (Schmitt trigger) TCC, INT 3.75 V
VILT2 Input Low Threshold
Voltage (Schmitt trigger) TCC, INT 1.25 V
VIHX1 Clock Input High Voltage OSCI in crystal mode 3.5 V
VILX1 Clock Input Low Voltage OSCI in crystal mode 1.5 V
IOH1 Output High Voltage
(Ports 5, P60~66, P70) VOH = VDD-0.5V -3.7 mA
IOH2 Output High Voltage
(IR OUT (Port67)) VOH = VDD-0.5V -10 mA
IOL1 Output Low Voltage
(Ports 5, P60~66, P70) VOL = GND+0.5V 10 mA
IOL2 Output Low Voltage
(IR OUT (Port 67)) VOL = GND+0.5V 15 mA
IPH Pull-high current Pull-high active, input pin at VSS -70 -75 -80 μA
IPL Pull-low current Pull-low active, input pin at Vdd 35 40 45 μA
ISB1 Power down current All input and I/O pins at VDD,
Output pin floating, WDT disabled 1.0 2.0 μA
ISB2 Power down current All input and I/O pins at VDD,
Output pin floating, WDT enabled 6.0 10 μA