48-20PU Datasheet (ATMEL Corporation)

48-20PU, 8-bit Microcontroller

VCC Digital supply voltage.

1.1.2 GND Ground.

1.1.3 Port B (PB7:0) XTAL1/XTAL2/TOSC1/TOSC2 Port B is an 8-bit bi-directional I/O port with internal pull-up resistors (selected for each bit).

The Port B output buffers have symmetrical drive characteristics with both high sink and source capabili

48-20PU Features

* High Performance, Low Power AVR® 8-Bit Microcontroller

* Advanced RISC Architecture

* 131 Powerful Instructions

* Most Single Clock Cycle Execution

* 32 x 8 General Purpose Working Registers

* Fully Static Operation

* Up to 20 MIPS Throughput