40-LEAD PACKAGE DETAIL

A

b

b2

C

D

E

e

eA

L

Q

S1

S2

0.175 (max)

0.018 ± 0.002

0.050 typ

0.010 ± 0.002

2.000 ±0.020

0.594 ± 0.010

0.100 ±0.005

0.600 ± 0.010

0.125 to 0.175

0.050 ± 0.010

0.005 (min)

0.005 (min)

All dimensions in inches

eA

C

e

(pitch)

b

(width)

A

b2

Q

L

Kovar

Lid [3]

S1

S2

D

E

1

Ceramic

Body

Right

Reading

on Lid

THERMAL CHARACTERISTICS

Assumes static air convection

θjc ................................... 0.9°C/W

θja .................................. 32.8°C/W

Helping You Control Your World

Honeywell reserves the right to make changes to any products or technology herein to improve reliability, function or design. Honeywell does not assume any liability

arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights nor the rights of others.

ORDERING INFORMATION

900141 Rev. B

4-98

HT83C51DC

To learn more about Honeywell Solid State Electronics Center,

visit our web site at http://www.ssec.honeywell.com

HT83C51

D - Indicates package type*

D = Standard DIP

*For packaging options, call Honeywell

C - Indicates screening level

B = High Temperature Class B

C = Commercial