SP690RCN SIPEX [Sipex Corporation], SP690RCN Datasheet - Page 5

• Manufacturer Part Number: SP690RCN
• Description: 3.0V/3.3V Low Power Microprocessor Supervisory with Battery Switch-Over
• Manufacturer: SIPEX [Sipex Corporation]

INTERNAL BLOCK DIAGRAM
SP690T/S/R DS/10
V
BATT
V
WDI
PFI
CC
2
8
6
4
SP690T/S/R, 802/T/S/R, 804T/S/R, 805T/S/R Low Power Microprocessor Supervisory
1.25V
1.25V
COMPARATOR
SWITCHOVER
COMPARATOR
BATTERY
RESET
1.25V
GND
SWITCHOVER
COMPARATOR
POWER-FAIL
BATTERY
CIRCUIT
3
5
SP690T/S/R
SP802T/S/R
SP804T/S/R
SP805T/S/R
GENERATOR
WATCHDOG
RESET
TIMER
*SP804T/S/R and SP805T/S/R only
© Copyright 2000 Sipex Corporation
1
7
5
V
RESET / RESET*
PFO
OUT