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DS87C550-QNL PDF预览

DS87C550-QNL

更新时间: 2024-01-26 17:46:09
品牌 Logo 应用领域
达拉斯 - DALLAS 微控制器和处理器外围集成电路可编程只读存储器电动程控只读存储器时钟
页数 文件大小 规格书
50页 763K
描述
EPROM High-Speed Micro with A/D and PWM

DS87C550-QNL 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:QCCJ, LDCC68,1.0SQ
针数:68Reach Compliance Code:not_compliant
ECCN代码:3A991.A.2HTS代码:8542.31.00.01
风险等级:5.76Is Samacsys:N
具有ADC:YES地址总线宽度:16
位大小:8CPU系列:8051
最大时钟频率:33 MHzDAC 通道:NO
DMA 通道:NO外部数据总线宽度:8
JESD-30 代码:S-PQCC-J68JESD-609代码:e0
长度:24.23 mm湿度敏感等级:3
I/O 线路数量:56端子数量:68
最高工作温度:85 °C最低工作温度:-40 °C
PWM 通道:YES封装主体材料:PLASTIC/EPOXY
封装代码:QCCJ封装等效代码:LDCC68,1.0SQ
封装形状:SQUARE封装形式:CHIP CARRIER
峰值回流温度(摄氏度):240电源:5 V
认证状态:Not QualifiedRAM(字节):1280
ROM(单词):8192ROM可编程性:OTPROM
座面最大高度:4.57 mm速度:33 MHz
子类别:Microcontrollers最大供电电压:5.5 V
最小供电电压:4.5 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL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:20
宽度:24.23 mmuPs/uCs/外围集成电路类型:MICROCONTROLLER
Base Number Matches:1

DS87C550-QNL 数据手册

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PRODUCT PREVIEW  
DS87C550  
EPROM High-Speed  
Micro with A/D and PWM  
www.dalsemi.com  
FEATURES  
PIN ASSIGNMENT  
§
87C52-Compatible  
1
9
61  
-
-
-
8051 pin- and instruction set-compatible  
Three 16-bit timer/counters  
256 bytes scratchpad RAM  
10  
60  
§
§
On-chip Memory  
-
8 kbytes EPROM (OTP & Windowed Packages)  
1 kbyte extra on-chip SRAM for MOVX access  
-
On-chip Analog to Digital Converter  
-
-
-
Eight channels of analog input, 10-bit resolution  
Fast conversion time  
Selectable internal or external reference voltage  
DALLAS  
DS87C550  
§
Pulse Width Modulator Outputs  
-
Four channels of 8-bit PWM  
-
Channels cascadable to 16-bit PWM  
26  
44  
§
§
§
4 Capture + 3 Compare Registers  
55 I/O Port Pins  
New Dual Data Pointer Operation  
27  
43  
-
Either data pointer can be incremented or  
decremented  
68-Pin PLCC  
68-Pin WINDOWED CLCC  
§
§
ROMSIZE Feature  
-
-
-
Selects effective on-chip ROM size from 0 to 8k  
Allows access to entire external memory map  
Dynamically adjustable by software  
80  
65  
High-Speed Architecture  
-
-
-
-
4 clocks/machine cycle (8051 = 12)  
Runs DC to 33 MHz clock rates  
Single-cycle instruction in 121 ns  
New Stretch Cycle feature allows access to  
fast/slow memory or peripherals  
1
64  
§
§
Unique Power Savings Modes  
EMI Reduction Mode disables ALE when not  
needed  
DALLAS  
DS87C550  
§
High integration controller includes:  
-
-
-
-
Power-fail reset  
Early-warning power-fail interrupt  
Two full-duplex hardware serial ports  
Programmable watchdog timer  
§
16 total interrupt sources with 6 external  
24  
41  
Available in 68-pin PLCC, 80-pin PQFP, and  
68-pin windowed CLCC  
25  
40  
80-Pin PQFP  
1 of 50  
061499  

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