UPSD3233B

uPSD3234A, uPSD3234BV uPSD3233B, uPSD3233BV Flash Programmable System Devices with 8032 Microcontroller Core and 64 Kbit SRAM FEATURES SUMMARY ■ www.DataSheet4U.com– ■ ■ ■ ■ ■ FAST 8-BIT 8032 MCU 40MHz at 5.0V, 24MHz at 3.3V – Core, 12-clocks per instruction DUAL FLASH MEMORIES WITH MEMORY MANAGEMENT – Place either memory into 8032 program address space or data address space – READ-while-WRITE operation for InApplication Programming and EEPROM emulation – Single voltage program and erase – 100K minimum erase cycles, 15-year retention CLOCK, RESET, AND SUPPLY MANAGEMENT – SRAM is Battery Backup capable – Normal, Idle, and Power Down Modes – Power-on and Low Voltage reset supervisor – Programmable Watchdog Timer PROGRAMMABLE LOGIC, GENERAL PURPOSE – 16 macrocells – Implements state machines, glue-logic, and so forth COMMUNICATION INTERFACES – USB v1.1, low-speed 1.5Mbps, 3 endpoints – I2C Master/Slave bus controller – Two UARTs with independent baud rate – Six I/O ports with up to 46 I/O pins – 8032 Address/Data bus available on TQFP80 package – 5 PWM outputs, 8-bit resolution JTAG IN-SYSTEM PROGRAMMING – Program the entire device in as little as 10 seconds Figure 1. Packages TQFP52 (T) 52-lead, Thin, Quad Flat TQFP80 (U) 80-lead, Thin, Qual Flat ■ ■ ■ A/D CONVERTER – Four channels, 8-bit resolution, 10µs TIMERS AND INTERRUPTS – Three 8032 standard 16-bit timers – 10 Interrupt sources with two external interrupt pins Single Supply Voltage – 4.5 to 5.5V – 3.0 to 3.6...