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S-1410

Part Number	S-1410
Manufacturer	Seiko Instruments
Description	LOW CURRENT CONSUMPTION WATCHDOG TIMER
Published	Mar 9, 2016
Detailed Description	S-1410/1411 Series www.sii-ic.com © Seiko Instruments Inc., 2015 LOW CURRENT CONSUMPTION WATCHDOG TIMER WITH RESET FUN...
Datasheet	S-1410 PDF File

Overview

S-1410/1411 Series www.
sii-ic.
com © Seiko Instruments Inc.
, 2015 LOW CURRENT CONSUMPTION WATCHDOG TIMER WITH RESET FUNCTION Rev.
1.
0_01 The S-1410/1411 Series is a watchdog timer developed using CMOS technology, which can operate with low current consumption of 3.
8 μA typ.
The reset function and the low voltage detection function are available.
 Features • Detection voltage: • Detection voltage accuracy: • Input voltage: • Hysteresis width: • Current consumption: • Reset time-out period: • Watchdog operation is switchable: • Watchdog operation voltage range: • Watchdog mode switching function*1: • Watchdog input edge is selectable: • Product type is selectable: • Operation temperature range: • Lead-free (Sn 100%), halogen-free 2.
0 V to 5.
0 V, selectable in 0.
1 V step ±1.
5% VDD = 0.
9 V to 6.
0 V 5% typ.
3.
8 μA typ.
14.
5 ms typ.
(CPOR = 2200 pF) Enable, Disable 2.
5 V to 6.
0 V Time-out mode, window mode Rising edge, falling edge, both rising and falling edges S-1410 Series___ ________ (Product with W / T pin (Output: WDO pin)) S-1411 Series ___ _______ ________ (Product without W / T pin (Output: RST pin, WDO pin)) Ta = −40°C to +105°C *1.
The S-1411 Series is fixed to the window mode.
 Applications • Power supply monitoring of microcontroller mounted apparatus and system monitoring  Package • TMSOP-8 Seiko Instruments Inc.
1 LOW CURRENT CONSUMPTION WATCHDOG TIMER WITH RESET FUNCTION S-1410/1411 Series Rev.
1.
0_01  Block Diagrams ____ 1.
S-1410 Series (Product with W / T pin) VDD WEN WDI W/T Noise filter Noise filter Noise filter CWDT WDT circuit VSS Reference voltage circuit Voltage detection circuit CPOR Figure 1 ____ 2.
S-1411 Series (Product without W / T pin) CWDT VDD WDO WEN WDI Noise filter Noise filter WDT circuit RST WDO VSS Reference voltage circuit Voltage detection circuit CPOR Figure 2 2 Seiko Instruments Inc.
LOW CURRENT CONSUMPTION WATCHDOG TIMER WITH RESET FUNCTION Rev.
1.
0_01 S-1410/1411 Series  Pro...

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