參數(shù)資料
型號(hào): AT27C256R-90TC
廠商: ATMEL CORP
元件分類(lèi): DRAM
英文描述: 8-Channel Analog Multiplexer/Demultiplexer 16-SSOP -40 to 85
中文描述: 32K X 8 OTPROM, 90 ns, PDSO28
封裝: PLASTIC, TSOP-28
文件頁(yè)數(shù): 1/9頁(yè)
文件大?。?/td> 251K
代理商: AT27C256R-90TC
AT27C256R
Description
The AT27C256R is a low-power, high performance 262,144 bit one-time programma-
ble read only memory (OTP EPROM) organized 32K by 8 bits. It requires only one
5V power supply in normal read mode operation. Any byte can be accessed in less
than 45 ns, eliminating the need for speed reducing WAIT states on high performance
microprocessor systems.
Atmel’s scaled CMOS technology provides low active power consumption, and fast
programming. Power consumption is typically only 8 mA in Active Mode and less
than 10
μ
A in Standby.
(continued)
256K (32K x 8)
OTP
CMOS
EPROM
Features
Fast Read Access Time - 45 ns
Low Power CMOS Operation
100
μ
A max. Standby
20 mA max. Active at 5 MHz
JEDEC Standard Packages
28-Lead 600-mil PDIP
32-Lead PLCC
28-Lead TSOP and SOIC
5V
±
10% Supply
High Reliability CMOS Technology
2,000V ESD Protection
200 mA Latchup Immunity
Rapid
Programming Algorithm - 100
μ
s/byte (typical)
CMOS and TTL Compatible Inputs and Outputs
Integrated Product Identification Code
Commercial and Industrial Temperature Ranges
Pin Configurations
Pin Name
Function
A0 - A14
Addresses
O0 - O7
Outputs
CE
Chip Enable
OE
Output Enable
NC
No Connect
PDIP, SOIC Top View
Note: PLCC Package Pins 1 and
17 are DON’T CONNECT.
PLCC Top View
TSOP Top View
Type 1
0014G
AT27C256R
3-125
相關(guān)PDF資料
PDF描述
AT27C256R-90TI 8-Channel Analog Multiplexer/Demultiplexer 16-SSOP -40 to 85
AT27C256R-45RC 256K 32K x 8 OTP CMOS EPROM
AT27C256R-12 256K 32K x 8 OTP CMOS EPROM
AT27C256R-12JC 256K 32K x 8 OTP CMOS EPROM
AT27C256R-12JI 256K 32K x 8 OTP CMOS EPROM
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