This document provides technical specifications and functional descriptions for the TC40102BP and TC40103BP, which are 8-stage presettable synchronous down counters. The TC40102BP utilizes Binary Coded Decimal (BCD) notation to support counts up to 99, while the TC40103BP uses an 8-bit binary construction supporting counts up to 255.
| Max. Supply Voltage (VDD) | +18 V |
|---|---|
| Operating Temperature Range | -40 ~ 85 °C |
| Storage Temperature Range | -65 ~ 150 °C |
| Max. Count (TC40102BP) | 99 |
| Max. Count (TC40103BP) | 255 |
| Max. Clock Frequency (TC40102BP) | 1.8 MHz |
The TC40102BP adopts BCD binary coded decimal notation, making setting up to 99 counts possible.
The TC40103BP has an 8-bit binary construction and can set up to 255 counts.
Yes, when Asynchronous Preset Enable (APE) input is set to 'L' level, readouts can be preset asynchronously.