EM78P458/459
OTP ROM
Four conditions exist with the operating current ICC1 to ICC4. these conditions are as follows：
ICC1：VDD=3V, Fosc=32 kHz, 2clock, WDT disable.
ICC2：VDD=3V, Fosc=32 kHz, 2clock, WDT enable.
ICC3：VDD=5V, Fosc=2 MHz, 2clock, WDT enable.
ICC4：VDD=5V, Fosc=4 MHz, 2clock, WDT enable.
Typical ICC1 and ICC2 vs. Temperature
Typ ICC2
21
18
Typ ICC1
15
12
9
0
10
20
30
40
50
60
70
Temperature ( )
℃
Fig. 36 Typical Operating Current（ICC1 and ICC2）vs. Temperature
Maximum ICC1 and ICC2 vs. Temperature
30
Max ICC2
27
24
Max ICC1
21
18
15
0
10
20
30
40
50
60
70
Temperature(℃)
Fig. 37 Maximum Operating Current（ICC1 and ICC2）vs. Temperature
This specification is subject to change without prior notice.
65
06.25.2004 (V1.4)
ELAN [ ELAN MICROELECTRONICS CORP ]
