EM78815
8-Bit Microcontroller
Parameter
Symbol
Condition
Min. Typ. Max. Unit
All input and I/O pins at VDD,
CLK=32.768kHz, WDT disabled,
Output pin floating
All analog circuit disabled
/Reset=High, PLL enable
CLK=3.579MHz,
Low clock current (Green mode)
ISB2
30
2
40
3
−
µA
Operating supply current
(Normal mode)
ICC
mA
Output pin floating,
All analog circuits disabled
Tone generator reference voltage
Vref2
0.5
0.7 VDD
−
Differential Energy Detector (DED), (Ta=25°C, VDD=3.0V ± 5%, VSS=0V)
Symbol
EGIN1
EGIN2
Parameter
Condition
Min. Typ. Max. Unit
Operating current for SED
Operating current for SED
SEDCLK bit = 0
SEDCLK bit = 0
20
20
25
25
µA
µA
10 AC Electrical Characteristic
CPU Instruction Timing (Ta=25°C, VDD=3V, VSS=0V)
Parameter
Input CLK duty cycle
Instruction cycle time
Device delay hold time
TCC input period
Symbol
Dclk
Condition
Min.
Typ.
Max.
Unit
45
50
55
%
32.768kHz
3.579MHz
60
550
us
ns
Tins
Tdrh
Ttcc
16
ms
ns
Note 1
(Tins+20)/N
Watchdog timer period
Twdt
16
ms
Ta = 25°C
Note: N = selected prescaler ratio
Product Specification (V2.4) 08.01.2004
(This specification is subject to change without further notice)
67
ELAN [ ELAN MICROELECTRONICS CORP ]
