HT82A620R Datasheet | Holtek Semiconductor

HT82A520R/HT82A620R Full Speed USB 8-Bit OTP MCU with SPI Features - Operating voltage: - Max. 4 endpoints supported - endpoint 0 included - All endpoints support Interrupt, & bulk transfer - Endpoint 0 supports control, interrupt and bulk f SYS = 6MHz: 2.2V~5.5V f SYS = 12MHz: 4.0V~5.5V - 4K´15 Program Memory - 160´8 data memory RAM - USB 2.0 Full Speed patible - Single external interrupt input shared with I/O line - Single 16-bit programmable Timer/Event Counters transfer - All endpoints except endpoint 0 can be configured as 8, 16, 32, 64 FIFO size - Endpoint 0 has 8 byte FIFO - Total FIFO size: 64+8 bytes (RAM0: 48 bytes; with overflow interrupt - Single SPI interfaces (master and slave mode) RAM1:16 bytes, 8 bytes for endpoint0) - 6-level subroutine nesting - Bit manipulation instruction - Table read instructions - 63 powerful instructions - All instructions executed in one or two instruction shared with PA0~PA3 - Total of 4 Interrupts - INT, Timer, SPI, USB - Watchdog Timer function - Power down and wake-up functions to reduce power consumption - 16 channel 12-bit resolution A/D converter for cycles - Low voltage reset function (2.0V±0.1%) - 20/24/28-pin SSOP, 32-pin QFN package - PB7 can configure as GPIO or VDDIO by...