em78f644nso28s ELAN Microelectronics Corp, em78f644nso28s Datasheet - Page 183

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

Product Specification (V1.0) 05.05.2010
(This specification is subject to change without further notice)
Symbol
ICC2
ICC3
ICC4
ICC5
ICC6
Operating supply current at two clocks
Operating supply current at two clocks
Operating supply current at two clocks
Operating supply current at two clocks
Operating supply current at two clocks
(Continuation)
9.3.1 Program Flash Memory Electrical Characteristics
Symbol
9.3.2 Data EEPROM Electrical Characteristics
Symbol
Tprog
Treten
Tendu
Tprog
Treten
Tendu
Parameter
The parameters shown above are theoretical values only and have not been
tested or verified.
Data under “Min”, “Typ”, & ”Max” columns are based on theoretical results at 25
These data are for design guidance only and have not been tested or verified.
(for EM78F642N only)
Erase/Write cycle time
Data Retention
Endurance time
Erase/Write cycle time
Data Retention
Endurance time
Parameter
Parameter
/RESET= 'High',
Fosc=32kHz (Crystal type,
CLKS1:0="01"),
Output pin floating,
WDT enabled
/RESET= 'High',
Fosc=455kHz (Crystal type,
CLKS1:0="01"),
Output pin floating,
WDT enabled (VDD = 3V)
/RESET = 'High',
Fosc=455kHz
(IRC type, CLKS1:0="01"),
Output pin floating,
WDT enabled (VDD = 3V)
/RESET = 'High',
Fosc = 4 MHz (Crystal type,
CLKS1:0 = "01"),
Output pin floating,
WDT enabled
/RESET = 'High',
Fosc = 10 MHz (Crystal
type, CLKS1:0 = "01"),
Output pin floating,
WDT enabled
Vdd = 5.0V
Temperature = -40°C ~ 85°C
Vdd = 2.5~ 5.5V
Temperature = -40°C ~ 85°C
EM78F648/644/642/641/548/544/542/541N
Condition
Condition
Condition
NOTE
Min
−
−
−
−
−
Min.
Min.
−
−
−
−
−
−
39
110
100
1.1
2.8
8-Bit Microcontroller
Typ
1000K
100K
Typ.
Typ.
4.5
10
10
−
43
120
110
1.5
3
Max
Max.
Max.
−
−
−
−
−
−
℃
cycles
cycles
years
years
Unit
Unit
• 173
μA
μA
μA
mA
mA
ms
ms
.
Unit