This document is the user manual for HT46R62, HT46R63, HT46R64, HT46R65 A/D with LCD microcontrollers. It provides information about the hardware structure, features, technical specifications, core characteristics, peripheral characteristics, etc.
This manual provides detailed information on the HT46R62, HT46R63, HT46R64 and HT46R65 A/D with LCD microcontrollers. It includes hardware specifications, system architecture, pin assignments, electrical characteristics, and peripheral registers.
The document also describes the instruction set, programming guidelines, timer and PWM configurations, LCD simulation tools, and step‑by‑step installation and quick‑start procedures, along with appendices for packaging and additional reference data. This manual is written in Chinese.
| Working voltage | 2.2 V‑5.5 V at 4 MHz, 3.3 V‑5.5 V at 8 MHz |
|---|---|
| Power consumption | Typical 3 mA at 5 V/8 MHz |
| Standby current | <1 µA at 3 V |
| Instruction cycle time | 0.5 µs at 8 MHz |
| Operating temperature range | -40 °C to 85 °C |
| Program memory (HT46R62) | 2 K×14 OTP/Mask ROM |
| Data memory (HT46R62) | 88 ×8 bytes RAM |
The LVR activates when the supply voltage falls within the low‑voltage range of about 0.9 V.
The microcontrollers provide both a 6+2 PWM mode and a 7+1 PWM mode.
Each instruction completes in 0.5 µs when the system clock runs at 8 MHz.