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TS68230CFN8 PDF预览

TS68230CFN8

更新时间: 2024-09-16 22:35:31
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS /
页数 文件大小 规格书
61页 2908K
描述
HMOS PARALLEL INTERFACE/TIMER

TS68230CFN8 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:LCC包装说明:PLASTIC, LCC-52
针数:52Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.83最大时钟频率:8 MHz
外部数据总线宽度:8JESD-30 代码:S-PQCC-J52
JESD-609代码:e0长度:19.1262 mm
I/O 线路数量:24端口数量:3
端子数量:52最高工作温度:70 °C
最低工作温度:封装主体材料:PLASTIC/EPOXY
封装代码:QCCJ封装形状:SQUARE
封装形式:CHIP CARRIER峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified座面最大高度:5.08 mm
最大供电电压:5.25 V最小供电电压:4.75 V
标称供电电压:5 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:Tin/Lead (Sn/Pb)端子形式:J BEND
端子节距:1.27 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:19.1262 mm
uPs/uCs/外围集成电路类型:PARALLEL IO PORT, GENERAL PURPOSE

TS68230CFN8 数据手册

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TS68230  
HMOS PARALLEL INTERFACE/TIMER  
.
.
TS68000 BUS COMPATIBLE  
PORT MODES INCLUDE :  
BIT I/O  
UNIDIRECTIONAL 8 BIT AND 16 BIT  
BIDIRECTIONAL 8 BIT AND 16 BIT  
.
.
.
.
PROGRAMMABLE HANDSHAKING OPTIONS  
24-BIT PROGRAMMABLE TIMER MODES  
FIVE SEPARATE INTERRUPT VECTORS  
SEPARATE PORT AND TIMER INTERRUPT  
SERVICE REQUESTS  
REGISTERS ARE READ/WRITE AND DIRECT-  
LY ADDRESSABLE  
1
P
(PDIP48)  
.
.
REGISTERS ARE ADDRESSED FOR MOVEP  
(Move Peripheral) AND DMAC COMPATIBILITY  
FN  
(PLCC52)  
PIN CONNECTIONS  
DESCRIPTION  
The TS68230 parallel interface/timer (PI/T) provides  
versatile double buffered parallel interfaces and a  
system oriented timer for TS68000 systems. The pa-  
rallel interfaces operate in unidirectional or bidirectio-  
nal modes, either 8 or 16 bits wide. In the  
unidirectional modes, an associated data direction  
register determines whether each port pin is an input  
or output. In the bidirectional modes the data direc-  
tion registers are ignored and the direction is deter-  
mined dynamically by the state of four handshake  
pins. These programmable handshake pins provide  
an interface flexible enough for connection to a wide  
variety of low, medium, or high speed peripherals or  
other computer systems. The PI/T ports allow use of  
vectored or auto-vectored interrupts, and also pro-  
vide a DMA request pin for connection to the 68440  
direct memory access controller (DMAC) or a similar  
circuit. The PI/T timer contains a 24-bit wide counter  
and a 5-bit prescaler. The timer may be clocked by  
the system clock (PI/T CLK pin) or by an external  
clock (TIN pin), and a 5-bit prescaler can be used. It  
can generate periodic interrupts, a square wave, or  
a single interrupt after a programmed time period. It  
can also be used for elapsed time measurement or  
as a device watchdog.  
1/61  
January 1989  

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