Datasheet
PIC16C505
DS40192D-page 70 1999-2012 Microchip Technology Inc.
TABLE 11-1: DYNAMIC IDD (TYPICAL) - WDT ENABLED, 25°C
FIGURE 11-3: WDT TIMER TIME-OUT
PERIOD vs. V
DD
FIGURE 11-4: SHORT DRT PERIOD VS. VDD
Oscillator Frequency
VDD = 3.0V
(1)
VDD = 5.5V
External RC 4 MHz
240 µA
(2)
800 µA
(2)
Internal RC 4 MHz 320 µA 800 µA
XT 4 MHz 300 µA 800 µA
LP 32 kHz 19 µA 50 µA
HS 20 MHz N/A 4.5 mA
Note 1: LP oscillator based on VDD = 2.5V
2: Does not include current through external R&C.
MIn –40C
Typ + 2 5C
Max +85C
Max +125C
55
50
45
40
35
30
25
20
15
10
0 2.5 3.5 4.5 5.5 6.5
V
DD (Volts)
WDT period (µS)
MIn –40C
Typ + 25C
Max +85C
Max +125C
950
850
750
650
550
450
350
250
150
0
0 2.5 3.5 4.5 5.5 6.5
V
DD (Volts)
WDT period (µs)