Texas Instruments PS-3960i

Date of introduction:  1996 Display technology:  LCD 
New price:   Display size:  12 char + 2*12 digits 
Size:  3.5" x 5.6" x 0.55"
 90 x 143 x 14 mm3
Weight:  3.8 ounces, 108 grams Serial No:  0008338
Batteries:  2*CR2025 Date of manufacture:  mth 07 year 1996
AC-Adapter:   Origin of manufacture:  Thailand
Precision:  10 Integrated circuits:  single-chip CPU
 RAM: UMC UM62256,
 UMC UM6264
Memories:  40kB RAM    
Program steps:   Courtesy of:  Joerg Woerner

PS-3960i_PCB.jpg (94202 Byte)The PS-3960i  looks similar to the earlier PS-3600+ but added the INDIGLO backlight feature and raised the memory capacity to 40k Byte. 

The otherwise identical PS-3660i kept the 8k Byte memory. A similar model was sold with the PS-6100.

The PS-3960i Databank features 6 useful functions: 

The Telephone Directory stores names, addresses and telephone numbers
The Scheduler stores appointments, meeting times an dreminders
A flexible clock with 12-hour AM/PM or 24-hour time showing day of week
A calendar displays day of week and year of any schedule entry
A calculator with 10-digits display capacity and 12-digits of accuracy
World time of 30 cities in all 24 time zones supporting one home city and one world city

PS-3960i_1.jpg (19750 Byte)The display of the PS-3960i consists of one line for alphanumeric characters and two lines supporting only numbers.

The PS-3960i was replaced in the year 1998 with the PocketMate 140 sporting separated number keys.



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If you have additions to the above article please email:

Joerg Woerner, January 17, 2002. No reprints without written permission.