SAFC161RI datasheet(3/60 Pages) SIEMENS

3 / 60 page

Semiconductor Group

1998-05-01

High Performance 16-bit CPU with 4-Stage Pipeline

125 ns Instruction Cycle Time at 16 MHz CPU Clock

625 ns Multiplication (16

× 16 bits), 1.25 µs Division (32 / 16 bit)

Enhanced Boolean Bit Manipulation Facilities

Additional Instructions to Support HLL and Operating Systems

Single-Cycle Context Switching Support

Clock Generation via Prescaler or via Direct Clock Input

Up to 8 MBytes Linear Address Space for Code and Data

1 KByte On-Chip Internal RAM (IRAM)

2 KBytes On-Chip Extension RAM (XRAM)

Programmable External Bus Characteristics for Different Address Ranges

8-Bit or 16-Bit External Data Bus

Multiplexed or Demultiplexed External Address/Data Bus

5 Programmable Chip-Select Signals

1024 Bytes On-Chip Special Function Register Area

8-Channel Interrupt-Driven Single-Cycle Data Transfer Facilities via Peripheral Event

Controller (PEC)

16-Priority-Level Interrupt System, 11 External Interrupts

4-Channel 8-bit A/D Converter, conversion time down to 7.625

µs

2 Multi-Functional General Purpose Timer Units with five 16-bit Timers

Synchronous/Asynchronous Serial Channel (USART)

High-Speed Synchronous Serial Channel

q I2C Bus Interface (10-bit Addressing, 400 KHz) with 2 Channels (multiplexed)

Up to 76 General Purpose I/O Lines

Programmable Watchdog Timer

On-Chip Real Time Clock

Idle and Power Down Modes with Flexible Power Management

Ambient temperature range – 40 to 85

°C

Supported by a Large Range of Development Tools like C-Compilers, Macro-Assembler

Packages, Emulators, Evaluation Boards, HLL-Debuggers, Simulators, Logic Analyzer

Disassemblers, Programming Boards

On-Chip Bootstraploader

100-Pin MQFP / TQFP Package

This document describes the SAB-C161RI-LM, the SAB-C161RI-LF, the SAF-C161RI-LM and the

SAB-C161RI-LF.

For simplicity all versions are referred to by the term C161RI throughout this document.

C166-Family of

High-Performance CMOS 16-Bit Microcontrollers

Preliminary

C161RI

16-Bit Microcontroller

C161RI

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