FOR AUTOMOTIVE 125°C OPERATION LOW CURRENT CONSUMPTION WATCHDOG TIMER WITH RESET FUNCTION

S-19400/19401 Series

3



AEC-Q100 Qualified

This IC supports AEC-Q100 for the operation temperature grade 1.

Contact our sales office for details of AEC-Q100 reliability specification.



Product Name Structure

Users can select the product type, detection voltage, and package type for the S-19400/19401 Series. Refer to "1.

Product name" regarding the contents of product name, "2. Product type list" regarding the product types, "3.

Packages" regarding the package drawings.

1. Product name

S-1940 x x xx A - xxxx U 4

Package abbreviation and IC packing specifications

*1

K8T2: TMSOP-8, Tape

A8T1: HSNT-8(2030), Tape

Detection voltage

20 to 50

(e.g., when the detection voltage is 2.0 V, it is expressed as 20.)

Environmental code

U:

Lead-free (Sn 100%), halogen-free

Operation temperature

A:

Ta =

−40°C to +125°C

Product type 2

*3

0, 1

Product type 1

*2

A to L

*1. Refer to the tape drawing.

*2. Refer to "2. Product type list".

*3. 0: S-19400 Series (Product with W

___

/ T pin)

The WDO

________

pin outputs the signals which are from the watchdog timer circuit and the voltage detection

circuit.

1: S-19401 Series (Product without W

___

/ T pin)

The WDO

________

pin outputs the signals which are from the watchdog timer circuit and the voltage detection

circuit.

The RST

_______

pin outputs the signal which is from the voltage detection circuit.

The watchdog mode is fixed to the window mode.