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AM27C256-120DI PDF预览

AM27C256-120DI

更新时间: 2024-09-30 22:56:31
品牌 Logo 应用领域
超微 - AMD /
页数 文件大小 规格书
12页 164K
描述
256 Kilobit (32 K x 8-Bit) CMOS EPRO

AM27C256-120DI 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:DIP包装说明:WDIP, DIP28,.6
针数:28Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.32.00.61
风险等级:5.15最长访问时间:120 ns
I/O 类型:COMMONJESD-30 代码:R-CDIP-T28
JESD-609代码:e0长度:37.1475 mm
内存密度:262144 bit内存集成电路类型:UVPROM
内存宽度:8功能数量:1
端子数量:28字数:32768 words
字数代码:32000工作模式:ASYNCHRONOUS
最高工作温度:85 °C最低工作温度:-40 °C
组织:32KX8输出特性:3-STATE
封装主体材料:CERAMIC, METAL-SEALED COFIRED封装代码:WDIP
封装等效代码:DIP28,.6封装形状:RECTANGULAR
封装形式:IN-LINE, WINDOW并行/串行:PARALLEL
峰值回流温度(摄氏度):NOT SPECIFIED电源:5 V
编程电压:12.75 V认证状态:Not Qualified
座面最大高度:5.588 mm最大待机电流:0.0001 A
子类别:EPROMs最大压摆率:0.025 mA
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:NO
技术:CMOS温度等级:INDUSTRIAL
端子面层:Tin/Lead (Sn/Pb)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:15.24 mm
Base Number Matches:1

AM27C256-120DI 数据手册

 浏览型号AM27C256-120DI的Datasheet PDF文件第2页浏览型号AM27C256-120DI的Datasheet PDF文件第3页浏览型号AM27C256-120DI的Datasheet PDF文件第4页浏览型号AM27C256-120DI的Datasheet PDF文件第5页浏览型号AM27C256-120DI的Datasheet PDF文件第6页浏览型号AM27C256-120DI的Datasheet PDF文件第7页 
FINAL  
Am27C256  
256 Kilobit (32 K x 8-Bit) CMOS EPROM  
DISTINCTIVE CHARACTERISTICS  
Fast access time  
Latch-up protected to 100 mA from –1 V to  
VCC + 1 V  
— Speed options as fast as 45 ns  
Low power consumption  
High noise immunity  
Versatile features for simple interfacing  
— Both CMOS and TTL input/output compatibility  
Two line control functions  
— 20 µA typical CMOS standby current  
JEDEC-approved pinout  
Single +5 V power supply  
Standard 28-pin DIP, PDIP, and 32-pin PLCC  
±10% power supply tolerance standard  
100% Flashrite™ programming  
Typical programming time of 4 seconds  
packages  
GENERAL DESCRIPTION  
The Am27C256 is a 256-Kbit, ultraviolet erasable pro-  
grammable read-only memory. It is organized as 32K  
words by 8 bits per word, operates from a single +5 V  
supply, has a static standby mode, and features fast  
single address location programming. Products are  
available in windowed ceramic DIP packages, as well  
as plastic one time programmable (OTP) PDIP and  
PLCC packages.  
thus eliminating bus contention in a multiple bus micro-  
processor system.  
AMD’s CMOS process technology provides high  
speed, low power, and high noise immunity. Typical  
power consumption is only 80 mW in active mode, and  
100 µW in standby mode.  
All signals are TTL levels, including programming sig-  
nals. Bit locations may be programmed singly, in  
blocks, or at random. The device supports AMD’s  
Flashrite programming algorithm (100 µs pulses), re-  
sulting in a typical programming time of 4 seconds.  
Data can be typically accessed in less than 55 ns, al-  
lowing high-performance microprocessors to operate  
without any WAIT states. The device offers separate  
Output Enable (OE#) and Chip Enable (CE#) controls,  
BLOCK DIAGRAM  
V
Data Outputs  
DQ0–DQ7  
CC  
V
V
SS  
PP  
Output Enable  
Chip Enable  
and  
OE#  
CE#  
Output  
Buffers  
Prog Logic  
Y
Y
Gating  
Decoder  
A0–A14  
Address  
Inputs  
262,144  
Bit Cell  
Matrix  
X
Decoder  
08007I-1  
Publication# 08007 Rev: I Amendment/0  
Issue Date: May 1998  

AM27C256-120DI 替代型号

型号 品牌 替代类型 描述 数据表
M27C256B-12XF1 STMICROELECTRONICS

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32KX8 UVPROM, 120ns, CDIP28, 0.280 INCH, LEAD FREE, CERAMIC, WINDOWED, FRIT SEALED, DIP-28

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