x46402 Intersil Corporation, x46402 Datasheet - Page 7

• Manufacturer Part Number: x46402
• Description: Dual Voltage Cpu Supervisor With 64k Password Protected Eeprom
• Manufacturer: Intersil Corporation

X46402
Old Vcc V2MON applied
New Vcc or V2MON applied =
+
Error
Error < 0
NO
Set V2MON = V2MON applied =
Apply 5V to Vcc or V2MON
Desired V2
V
TRIP
Set Vcc = Vcc applied =
Reset V
Desired V
Measured V(2)
/V2
Set V
Recyle Vcc power
Decrement Vcc
or V2FAIL pin
Desired V(2)
(<50mV step)
goes active?
Sequence
Sequence
or V2MON
TRIP
Execute
Execute
RESET
7
DONE
TRIP,
TRIP,
TRIP
Programming
TRIP
V2
Vcc>=V2Trip
YES
Error = 0
/V2
TRIP
TRIP
OR
TRIP
TRIP
-
Error > 0
Preliminary Information
New Vcc/V2MON applied =
Reset V2
Old Vcc applied
Sequence
Execute
TRIP
, V
TRIP
-
Error