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X40431S14I-B

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P26
22
FN8251.1
May 24, 2006
Power Fail Timings
RESET/RESET
/MR Timings
V2MON or
V2FAIL
or
t
R
t
F
t
RPDX
V
RVALID
V3MON
V3FAIL
LOWLINE or
V
CC
V
TRIPX
t
RPDX
t
RPDX
t
RPDL
t
RPDL
t
RPDL
X = 2, 3
[]
[]
LOW VOLTAGE AND WATCHDOG TIMINGS PARAMETERS (@25°C, V
CC
= 5V)
Symbol Parameters Min Typ
(1)
Max Unit
t
RPD1
(2)
t
RPDL
V
TRIP1
to RESET/RESET (Power-down only)
V
TRIP1
to LOWLINE
5µs
t
LR
LOWLINE to RESET/RESET delay (Power-down only) [= t
RPD1
-t
RPDL
] 500 ns
t
RPDX
(2)
V
TRIP2
to V2FAIL, or V
TRIP3
to V3FAIL (x = 2, 3) 5 µs
t
PURST
Power-on Reset delay:
PUP1 = 0, PUP0 = 0
PUP1 = 0, PUP0 = 1 (factory setting)
PUP1 = 1, PUP0 = 0
PUP1 = 1, PUP0 = 1
50
(2)
200
400
(2)
800
(2)
ms
ms
ms
ms
t
F
V
CC,
V2MON
,
V3MON
,
Fall Time 20 mVµs
t
R
V
CC,
V2MON
,
V3MON
,
Rise Time 20 mVµs
V
RVALID
Reset Valid V
CC
1V
t
MD
(2)
MR to RESET/ RESET delay (activation only) 500 ns
V
CC
V
TRIP1
RESET
RESET
t
PURST
t
PURST
t
R
t
F
t
RPD1
V
RVALID
MR
t
MD
t
IN1
X40430, X40431, X40434, X40435
23
FN8251.1
May 24, 2006
Notes: (1) V
CC
= 5V at 25°C.
(2) Values based on characterization data only.
Watchdog Time Out For 2-Wire Interface
t
in1
Pulse width for MR 5µs
t
WDO
Watchdog Timer Period:
WD1 = 0, WD0 = 0
WD1 = 0, WD0 = 1
WD1 = 1, WD0 = 0
WD1 = 1, WD0 = 1 (factory setting)
1.4
(2)
200
(2)
25
OFF
s
ms
ms
t
RST1
Watchdog Reset Time Out Delay
WD1 = 0, WD0 = 0
WD1 = 0, WD0 = 1
100 200 300 ms
t
RST2
Watchdog Reset Time Out Delay WD1 = 1, WD0 = 0 12.5 25 37.5 ms
t
RSP
Watchdog timer restart pulse width 1 µs
LOW VOLTAGE AND WATCHDOG TIMINGS PARAMETERS (@25°C, V
CC
= 5V) (CONTINUED)
Symbol Parameters Min Typ
(1)
Max Unit
< t
WDO
t
RST
WDO
SDA
Start
t
WDO
t
RST
SCL
Start
t
RSP
WDT
Restart
Start
SDA
SCL
Minimum Sequence to Reset WDT
Clockin (0 or 1)
X40430, X40431, X40434, X40435
24
FN8251.1
May 24, 2006
V
TRIPX
Set/Reset Conditions
V
TRIP1
, V
TRIP2
, V
TRIP3
Programming Specifications: V
CC
= 2.0 - 5.5V; Temperature = 25°C
Parameter Description Min. Max. Unit
t
VPS
WDO Program Voltage Setup time 10 µs
t
VPH
WDO Program Voltage Hold time 10 µs
t
TSU
V
TRIPX
Level Setup time 10 µs
t
THD
V
TRIPX
Level Hold (stable) time 10 µs
t
WC
V
TRIPX
Program Cycle 10 ms
t
VPO
Program Voltage Off time before next cycle 1 ms
V
P
Programming Voltage 15 18 V
V
TRAN1
V
TRIP1
Set Voltage Range 2.0 4.75 V
V
TRAN2
V
TRIP2
Set Voltage Range – X40430, X40431 1.7 4.75 V
V
TRAN2A
V
TRIP2
Set to Voltage Range – X40434, X40435 0.9 3.5 V
V
TRAN3
V
TRIP3
Set Voltage Range 1.7 4.75 V
V
tv
V
TRIPX
Set Voltage variation after programming (-40 to +85°C). -25 +25 mV
t
VPS
WDO Program Voltage Setup time 10 µs
SCL
SDA
V
CC
/V2MON/V3MON
(V
TRIPX
)
WDO
t
TSU
t
THD
t
VPH
t
VPS
V
P
t
WC
t
VPO
A0h
0
7
70 7
*0Dh
sets V
TRIP1
sets V
TRIP2
sets V
TRIP3
*01h
*09h
*03h
*0Bh
*0Fh
resets V
TRIP3
resets V
TRIP2
resets V
TRIP1
0
Start
* all others reserved
00h
*
X40430, X40431, X40434, X40435
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P26

X40431S14I-B

Mfr. #:
Buy X40431S14I-B
Manufacturer:
Renesas / Intersil
Description:
IC VOLT MON TRPL EEPROM 14-SOIC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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