參數(shù)資料
型號: M68LC302CPU16VCT
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 4 CHANNEL(S), 10M bps, LOCAL AREA NETWORK CONTROLLER, PQFP100
封裝: 14 X 14 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, PLASITC, LQFP-100
文件頁數(shù): 22/128頁
文件大?。?/td> 641K
代理商: M68LC302CPU16VCT
MC68302 Product Summary Page
q
Line Cards
q
Network Bridges
q
Gateways
Technical Specifications
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MC68000/MC68008 Microprocessor Core (May be disabled to use the IMP as a peripheral)
q
SIB Including:
r
Independent Direct Memory Access (IDMA) Controller
r
Interrupt controller with two modes of operation
r
Parallel I/O ports, some with interrupt capability
r
On-Chip 1152-bytes of dual-port RAM
r
Three timers, with a software watchdog timer
r
Four programmable chip-select lines with wait-state logic
r
Programmable address mapping of dual-port RAM and IMP registers
q
On-Chip clock generator with an output clock signal
q
System Control
r
Bus arbitration logic with low interrupt latency support
r
System control register
r
Hardware watchdog for monitoring bus activity
r
Low power (Standby) modes
r
Disable CPU logic (M68000)
r
Freeze control for debugging selected on-chip peripherals
r
DRAM refresh controller
q
CP Including:
r
Main controller (RISC Processor)
r
Three full-duplex Serial Communication/Controllers with the following protocols:
s
HDLC/SDLC
s
Bisync
s
UART
s
DDCMP
s
Totally Transparent
s
V.110
r
Six serial DMA channels dedicated to the three SOCs
r
Capability to send/receive up to eight buffers/frames without M68000 core intervention
r
Flexible physical interface accessible by SCCs for Inter-chip Digital Link (IDL), General Circuit Interface
(GCI).
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Pulse Code Modulation (PCM), and Non-multiplexed Serial Interface (NMSI) Operation.
r
Serial Communication Port (SCP) for synchronous communication.
r
Two Serial Management Controllers (SMCs) for IDL and GCI Channel.
MC68302 Parametrics
Description
Processor Speed
(MHz)
Bus Interface
(Bits)
Memory
Voltage
(V)
Package
Performance
file:///H|/imaging/BITTING/CPL/20021108_2/11072002_10/MOTO/11072002_HTML/MC68302.htm (2 of 12) [11/12/02 2:08:15 PM]
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