參數(shù)資料
型號(hào)： AT28C040-20LISL703
廠商： ATMEL CORP
元件分類： DRAM
英文描述： Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
中文描述： 512K X 8 EEPROM 5V, 200 ns, CQCC44
封裝： 0.600 INCH, CERAMIC, LCC-44
文件頁(yè)數(shù)： 1/12頁(yè)
文件大?。?/td> 332K
代理商： AT28C040-20LISL703
1
LCC
Top View
Features
Read Access Time - 200 ns
Automatic Page Write Operation
– Internal Address and Data Latches for 256 Bytes
– Internal Control Timer
Fast Write Cycle Time
– Page Write Cycle Time - 10 ms Maximum
– 1 to 256 Byte Page Write Operation
Low Power Dissipation
– 80 mA Active Current
Hardware and Software Data Protection
DATA Polling for End of Write Detection
High Reliability CMOS Technology
– Endurance: 10,000 Cycles
– Data Retention: 10 Years
Single 5V
±
10% Supply
CMOS and TTL Compatible Inputs and Outputs
JEDEC Approved Byte-Wide Pinout
Description
The AT28C040 is a high-performance electrically erasable and programmable read
only memory (E
2
PROM). Its 4 megabits of memory is organized as 524,288 words by
8 bits. Manufactured with Atmel's advanced nonvolatile CMOS technology, the device
offers access times to 200 ns with power dissipation of just 440 mW.
Rev. 0542B–04/98
AT28C040 4-
Megabit (512K x
8) Paged
E
2
PROM
Pin Configurations
Pin Name
Function
A0 - A18
Addresses
CE
Chip Enable
OE
Output Enable
WE
Write Enable
I/O0 - I/O7
Data Inputs/Outputs
NC
No Connect
SIDE BRAZE,
FLATPACK
Top View
(continued)
4-Megabit
(512K x 8)
Paged E
2
PROM
AT28C040
相關(guān)PDF資料
PDF描述
AT28C040-25 Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
AT28C040-25BC Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
AT28C040-25BI Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
AT28C040-25BISL703 Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
AT28C040-25FC Octal Buffers/Drivers With 3-State Outputs 20-SO -40 to 85
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AT28C040-20LM 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 EEPROM
AT28C040-20LM/883 制造商:Atmel Corporation 功能描述:EEPROM PARALLEL 4MBIT 512KX8 5V 44PIN LCC - Rail/Tube
AT28C040-20TI 功能描述:電可擦除可編程只讀存儲(chǔ)器 4M SDP - 200NS IND TEMP RoHS:否 制造商:Atmel 存儲(chǔ)容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時(shí)鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
AT28C040-25 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:4-Megabit 512K x 8 Paged E2PROM
AT28C040-25BC 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:4-Megabit 512K x 8 Paged E2PROM
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