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EM78612
Universal Serial Bus Microcontroller
28 •
••
• Product Specification(V1.0) 03.22.2006
(This specification is subject to change without further notice)
9 DC Electrical Characteristic
(T = 25 , VDD = 5V, VSS = 0V)
Symble Parameter Condition Min Type Max Unit
3.3V Regulator
V
Rag
Output voltage of 3.3v Regulator V
DD
= 5V 3.0 3.3 3.6 V
V
ResetL
Low Power Reset detecting low Voltage - V
V
ResetH
Low Power Reset detecting high Voltage - V
Ireg 3.3V Regulator driving capacity V3.3 = 3.3V - - 100 mA
MCU Operation
I
IL
Input Leakage Current for input pins
VIN= VDD,VSS
- - 1 A
V
IHX
Clock Input High Voltage OSCI 2.5 - - V
V
ILX
Clock Input Low Voltage OSCI - - 1.0 V
I
CC1
V
DD
operating supply current –
Normal frequency operation mode
Freq. = 6MHz - - 10 mA
I
SB
Operating supply current 1 –
Power down mode
WDT disabled - - 100
A
GPIO Pins
V
IH
Input High Voltage Port 5 2.0 - - V
V
IL
Input Low Voltage Port 5 - - 0.8 V
V
IH
Input High Voltage Port 6 & 7 2.0 - - V
V
IL
Input Low Voltage Port 6 & 7 - - 0.8 V
I
OH1
Output High Voltage
(Port 6 & P72~P73)
V
OH1
= 2.4V
V
REG
= 3.3V
11 mA
I
OL1
Output Low Voltage
(Port 6 )
V
OL2
= 0.4V
V
REG
= 3.3V
11 mA
I
OH2
Output High Voltage
(Port5)
V
OH2
= 2.4V
V
DD
= 5V
7 mA
I
OL2
Output Low Voltage
(Port5)
V
OL2
= 2.4V
V
DD
= 5V
13 mA
R
PH
Pull-high resister
The input pin with internal
pull-
high resistor of Port6 or
Port7 is connected to V
SS
.
100
K
Ө
R
PL
Pull-low resister
The input pin with internal
pull-low resistor of Port6 is
connected to V
DD
.
8
K
Ө
Symble Parameter Condition Min Type Max Unit
USB Interface
V
OH
Static Output High 2.8 - 3.6 V
V
OL
Static Output Low - - 0.3 V
V
DI
Differential Input Sensitivity 0.2 - - V
V
CM
Differential Input Command Mode Range
USB operation Mode
0.8 - 2.5 V
V
SE
Single Ended Receiver Threshold USB operation Mode 0.8 - 2.0 V