em78f644nso28s ELAN Microelectronics Corp, em78f644nso28s Datasheet - Page 177

• Manufacturer Part Number: em78f644nso28s
• Description: Flash Series 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

9
Product Specification (V1.0) 05.05.2010
(This specification is subject to change without further notice)
Symbol
Fxt
IIL
IRC1
IRCE
IRC2
IRC3
IRC4
VIHRC
IERC1
VILRC
IERC2
IIL
VIH1
VIL1
VIHT1
VILT1
VIHT2
VILT2
VIHX1
VILX1
IOH1
IOL1
IPH
IPL
DC Electrical Characteristics
XTAL: VDD to 3V
XTAL: VDD to 5V
ERC: VDD to 5V
IRC: VDD to 5 V
Input Leakage Current for input pins
IRC:VDD to 5V
Internal RC oscillator error per stage
IRC:VDD to 5V
IRC:VDD to 5V
IRC:VDD to 5V
Input High Threshold Voltage
(Schmitt trigger)
Sink current
Input Low Threshold Voltage
(Schmitt trigger)
Sink current
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)
Clock Input High Voltage
Clock Input Low Voltage
Output High Voltage (Ports 5, 6,7,8,9)
Output Low Voltage (Ports 5, 6,7,8,9)
Pull-high current
Pull-low current
9.1 For EM78F648/548N
Ta=25 ° C, VDD=5.0V±5%, VSS=0V
Parameter
Two cycle with two clocks
R: 5.1KΩ, C: 100 pF
4MHz, 1MHz, 455KHz, 8MHz F-2.5% F
VIN = VDD, VSS
RCM0:RCM1=1:1
RCM0:RCM1=1:0
RCM0:RCM1=0:1
RCM0:RCM1=0:0
OSCI in RC mode
VI from low to high , VI=5V 21
OSCI in RC mode
VI from high to low, VI=2V
VIN = VDD, VSS
Ports 5, 6, 7, 8, 9
Ports 5, 6, 7, 8, 9
/RESET
/RESET
TCC,INT
TCC,INT
OSCI in crystal mode
OSCI in crystal mode
VOH = VDD-0.5V
(IOH =3.7mA)
VOL = GND+0.5V (IOL
=10mA)
Pull-high active,
input pin at VSS
Pull-low active,
input pin at Vdd
EM78F648/644/642/641/548/544/542/541N
Condition
-
DC
DC
F-30% 370
2.9
±4.3
5.8
0.725
330
3.9
1.7
16
-1
-0.3V
0.7Vdd
-0.3V
0.7Vdd
-0.3V
2.9
1.7
-4.1
11
-70
35
0.7Vdd
Min
-
4
±4.5
8
1
455
4
22
1.8
17
0
3.0
1.8
-4.45
12
-75
40
8-Bit Microcontroller
Typ
−
−
-
-
-
-
-
-
-
8
16
F+30%
F+2.5%
±1
5.7
±4.7
11.4
1.425
645
4.1
23
1.9
18
1
Vdd+0.3V V
0.3Vdd
Vdd+0.3V V
0.3Vdd
Vdd+0.3V V
0.3Vdd
3.1
1.9
-5
13.5
-80
45
Max
MHz
MHz
KHz
Hz
μA
MHz
%
MHz
MHz
KHz
V
V
μA
V
V
V
V
mA
mA
μA
μA
• 167
mA
mA
V
Unit