X5645 XICOR [Xicor Inc.], X5645 Datasheet - Page 4

• Manufacturer Part Number: X5645
• Description: CPU Supervisor with 64Kbit SPI EEPROM
• Manufacturer: XICOR [Xicor Inc.]

X5643/X5645
Figure 3. V
REV 1.1.1 3/5/01
TRIP
Programming Sequence Flow Chart
Emax = Maximum Desired Error
Old V
New V
CC
CC
Applied + Error
Applied =
Error ≥ Emax
NO
Set V
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(V
V
Measured V
Apply 5V to V
Decrement V
CC
TRIP
CC
Desired V
Desired V
Reset V
goes active?
RESET pin
Sequence
Sequence
Set V
= V
Execute
Execute
= V
DONE
Programming
CC
CC
TRIP
YES
Error < Emax
TRIP
- 10mV)
TRIP
TRIP
Applied =
TRIP
CC
CC
-
Error > Emax
Old V
New V
Characteristics subject to change without notice.
CC
Reset V
Sequence
Execute
CC
Applied - Error
Applied =
TRIP
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