DATAMATH CALCULATOR MUSEUM
|Close-up view of the
Display Interface Voltage Controller Chip used with the Texas Instruments TI-88 "PVT Build 3" with Serial
Bipolar Technology, 14-pin DIP, 1-cell step-up DC/DC converter, 1-cell inverting DC/DC converter, Low Battery Indicator, bidirectional serial interface.
|Die Photo of the
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© Joerg Woerner, January 22, 2021. No reprints
without written permission.
Joerg Woerner, January 22, 2021. No reprints without written permission.