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| GMS77C1001 Datasheet, PDF (14/44 Pages) Hynix Semiconductor – 8-BIT SINGLE-CHIP MICROCONTROLLERS | |||
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GMS77C1000/GMS77C1001
7.4 DC Electrical Characteristics (2)
⢠(TA=-40°C~+85°C)
Parameter
Symbol
Test Condition
Specification
Unit
Min
Typ1
Max
Input High Voltage
I/O Ports (TTL)
0.25VDD +0.8
RESET, EC0, (ST) VIH
0.85VDD
VDD
V
XIN (ST)
RC only
0.85VDD
XIN (ST)
XT, HF, LF
0.7VDD
Input Low Voltage
I/O Ports (TTL)
0.15VDD
RESET, EC0, (ST) VIL
VSS
0.15VDD V
XIN (ST)
RC only
0.15VDD
XIN (ST)
XT, HF, LF
0.3VDD
Hysteresis of Schmitt
Trigger Inputs
VHYS
0.15VDD2
V
Input Leakage Current
VIN = VDD or VSS
XIN (ST) IL XT, HF, LF
-3.0
0.5
3.0
uA
Other Pins
-1.0
0.2
1.0
Output High Voltage
I/O Ports VOH IOH = -5.0mA, VDD = 4.5V
VDD - 0.9
VDD
V
XOUT
IOH = -5.0mA, VDD = 4.5V, RC osc.
Output Low Voltage
I/O Ports VOL IOL = 8.0mA, VDD = 4.5V
VSS
0.8
V
XOUT
IOL = 600uA, VDD = 4.5V, RC osc.
1. Data in âTypâ column is at 25°C unless otherwise stated. These parameters are for design guidance only and are not tested.
2. This parameter are characterized but not tested.
July. 2001 Ver. 1.1
11
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