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

S-19400/19401 Series

9



Absolute Maximum Ratings

Table 7

(Ta =

−40°C to +125°C unless otherwise specified)

Item

Symbol

Absolute Maximum Rating

Unit

VDD pin voltage

V

WDI pin voltage

V

WEN pin voltage

V

W

___

/ T pin voltage

V

CPOR pin voltage

V

CWDT pin voltage

V

RST

_______

pin voltage

A / B / C / D / E / F type

_______

V

G / H / I / J / K / L type

V

WDO

________

pin voltage

A / B / C / D / E / F type

________

V

G / H / I / J / K / L type

V

Operation ambient temperature

−40 to +125

°C

Storage temperature

−40 to +150

°C

Caution The absolute maximum ratings are rated values exceeding which the product could suffer physical

damage. These values must therefore not be exceeded under any conditions.



Thermal Resistance Value

Table 8

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Junction-to-ambient thermal resistance

*1

TMSOP-8

Board 1

−

160

−

°C/W

Board 2

−

133

−

°C/W

HSNT-8(2030)

Board 1

−

181

−

°C/W

Board 2

−

135

−

°C/W

*1. Test environment: compliance with JEDEC STANDARD JESD51-2A

Remark Refer to " Thermal Characteristics" for details of power dissipation and test board.