ATA6026 ATMEL Corporation, ATA6026 Datasheet - Page 8

• Manufacturer Part Number: ATA6026
• Description: H-bridge Motor Driver
• Manufacturer: ATMEL Corporation

3.5
Figure 3-3.
8
Reset and Watchdog Management
ATA6026
/RESET
V
V
Static Reset Behavior
tHRESH
tHRESL
VCC
t
Figure 3-2.
The reset and watchdog management block controls the pin /RESET and influences the behav-
ior of the internal circuitry.
The /RESET pin is active low with an internal pull-up resistor to VCC.
delayRESH
• Static reset dependent on VCC level
• Dynamic reset dependent on watchdog behavior
The reset will be active for V
(HYS
RESth
).
Principal Function of the 5V Regulator with External Pass Device
Battery
CC
t
delayRESL
VSHUNT
< V
VBAT
VREG
VCC
tHRESx
. The level V
C
R
ELKO
ESR
R
SENSE
tHRESx
t
delayRESH
C
HF
is realized with a hysteresis
t
t
4865C–AUTO–01/06