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HT46RB50 -- A/D Type USB 8-Bit MCU
General Description
This device is an 8-bit high performance RISC architecture microcontroller designed for USB product applications. It is particularly suitable for use in products such as USB and/or SPI touch-panels, USB
and/or SPI touch-pads, PS II joysticks, XBOX joysticks, USB Mice keyboards and joystick. A HALT feature is included to reduce power consumption.
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Features
- Operating voltage:
fSYS=6MHz: 2.2V~5.5V
fSYS=12MHz: 2.7V~5.5V
- 38 bidirectional I/O lines (max.)
- 1 interrupt input shared with an I/O line
- One 16-bit programmable timer/event counter with overflow interrupt
- One 8-bit programmable timer/event counter with overflow interrupt and 7 stage prescaler
- Only crystal oscillator (6MHz or 12MHz)
- Watchdog Timer
- 4096x15 program memory
- 192x8 data memory RAM
- HALT function and wake-up feature reduce power consumption
- Up to 0.33ms instruction cycle with 12MHz system clock at VDD=5V
- 6-level subroutine nesting
- 8 channels 10-bit resolution A/D converter
- 2-channel 8-bit PWM output shared with two I/O lines
- SIO (synchronous serial I/O) function
- Supports Interrupt, Control, Bulk transfer
- USB 1.1 full speed function compatible
- 4 endpoints supported (endpoint 0 included)
- Total FIFO size is 88 byte (8, 8, 8, 64 for EP0~EP3)
- Bit manipulation instruction
- 15-bit table read instruction
- 63 powerful instructions
- All instructions in one or two machine cycles
- Low voltage reset function
- 28-pin SOP/SKDIP, 48-pin SSOP package
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