X51638S8 INTERSIL [Intersil Corporation], X51638S8 Datasheet - Page 4

• Manufacturer Part Number: X51638S8
• Description: CPU Supervisor with 16Kbit SPI EEPROM Description
• Manufacturer: INTERSIL [Intersil Corporation]

V
TRIP
ADJ.
PROGRAM
EMAX = MAXIMUM DESIRED ERROR
OLD V
NEW V
CC
4
APPLIED + ERROR
CC
4.7K
APPLIED =
ERROR > -EMAX
FIGURE 3. V
+
FIGURE 4. SAMPLE V
NC
NO
TRIP
PROGRAMMING SEQUENCE FLOW CHART
SET V
V
X5163, X5165
TRIP
(V
MEASURED V
APPLY 5V TO V
DECREMENT V
GOES ACTIVE?
DESIRED V
CC
X5163, X5165
CC
DESIRED V
1
2
3
4
RESET V
SEQUENCE
SEQUENCE
RESET PIN
PROGRAMMING
EXECUTE
EXECUTE
SET V
= V
= V
DONE
CC
CC
TRIP
TRIP
- 50MV)
YES
ERROR < EMAX
APPLIED =
TRIP
TRIP
TRIP
TRIP
8
7
6
5
CC
CC
RESET CIRCUIT
10K
–
ERROR > EMAX
10K
OLD V
NEW V
CC
RESET V
SEQUENCE
APPLIED - ERROR
EXECUTE
CC
APPLIED =
NC
NC
TRIP
4.7K
RESET
RESET V
TEST V
SET V
TRIP
TRIP
TRIP
V
P
May 16, 2005
FN8128.1