SP706REN-L Datasheet, PDF (5/18 Pages) Sipex Corporation – Low Power Microprocessor Supervisory Circuits

WDI
MR
VCC
WATCHDOG
TRANSITION
DETECTOR
VCC
250µA
WATCHDOG
TIMER
TIMEBASE FOR
RESET AND
WATCHDOG
RESET
GENERATOR
WDO
RESET/RESET*
4.65V
(4.40V for the SP706 and SP813M)
PFI
PFO
1.25V
SP705
SP706
SP813L
SP813M
GND
* For the SP813L/813M only
Figure 2. Internal Block Diagram for the SP705/706/813L/813M
VCC
250µA
MR
VCC
RESET
GENERATOR
4.65V
(4.40V for the SP708)
PFI
1.25V
GND
Figure 3. Internal Block Diagram for the SP707/708
RESET
RESET
PFO
SP707
SP708
SP705DS/09
SP705 Low Power Microprocessor Supervisory Circuits
5
© Copyright 2000 Sipex Corporation