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AT27C020-55PI PDF预览

AT27C020-55PI

更新时间: 2024-01-06 18:34:20
品牌 Logo 应用领域
爱特美尔 - ATMEL 可编程只读存储器电动程控只读存储器
页数 文件大小 规格书
9页 174K
描述
2-Megabit 256K x 8 OTP EPROM

AT27C020-55PI 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:TSOP1包装说明:8 X 20 MM, GREEN, PLASTIC, MO-142BD, TSOP1-32
针数:32Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.32.00.71
风险等级:5.64Is Samacsys:N
最长访问时间:55 nsI/O 类型:COMMON
JESD-30 代码:R-PDSO-G32JESD-609代码:e3
长度:18.4 mm内存密度:2097152 bit
内存集成电路类型:OTP ROM内存宽度:8
湿度敏感等级:3功能数量:1
端子数量:32字数:262144 words
字数代码:256000工作模式:ASYNCHRONOUS
最高工作温度:85 °C最低工作温度:-40 °C
组织:256KX8输出特性:3-STATE
封装主体材料:PLASTIC/EPOXY封装代码:TSOP1
封装等效代码:TSSOP32,.8,20封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE并行/串行:PARALLEL
峰值回流温度(摄氏度):260电源:5 V
认证状态:Not Qualified座面最大高度:1.2 mm
最大待机电流:0.0001 A子类别:OTP ROMs
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:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:0.5 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:8 mmBase Number Matches:1

AT27C020-55PI 数据手册

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Features  
Fast Read Access Time - 55 ns  
Low Power CMOS Operation  
– 100 µA max. Standby  
– 25 mA max. Active at 5 MHz  
JEDEC Standard Packages  
– 32-Lead 600-mil PDIP  
– 32-Lead PLCC  
– 32-Lead TSOP  
5V ± 10% Supply  
High-Reliability CMOS Technology  
– 2,000V ESD Protection  
2-Megabit  
(256K x 8)  
OTP EPROM  
– 200 mA Latchup Immunity  
RapidProgramming Algorithm - 100 µs/byte (typical)  
CMOS and TTL Compatible Inputs and Outputs  
Integrated Product Identification Code  
Commercial and Industrial Temperature Ranges  
Description  
AT27C020  
The AT27C020 is a low-power, high performance 2,097,152-bit one-time programma-  
ble read only memory (OTP EPROM) organized as 256K by 8 bits. It requires only  
one 5V power supply in normal read mode operation. Any byte can be accessed in  
less than 55 ns, eliminating the need for speed reducing WAIT states on high perfor-  
mance microprocessor systems.  
In read mode, the AT27C020 typically consumes 8 mA. Standby mode supply current  
is typically less than 10 µA.  
PLCC Top View  
Pin Configurations  
Pin Name Function  
A7  
A6  
A5  
A4  
A3  
5
6
7
8
9
29 A14  
28 A13  
27 A8  
26 A9  
25 A11  
24 OE  
23 A10  
22 CE  
21 07  
A0 - A17  
O0 - O7  
CE  
Addresses  
Outputs  
A2 10  
A1 11  
A0 12  
O0 13  
Chip Enable  
Output Enable  
Program Strobe  
OE  
PGM  
TSOP Top View  
Type 1  
PDIP Top View  
VPP  
A16  
A15  
A12  
A7  
1
2
3
4
5
6
7
8
9
32 VCC  
31 PGM  
30 A17  
29 A14  
28 A13  
27 A8  
26 A9  
25 A11  
24 OE  
23 A10  
22 CE  
21 07  
A11  
A9  
1
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
OE  
A10  
CE  
07  
2
A8  
3
A13  
A14  
A17  
PGM  
VCC  
VPP  
A16  
A15  
A12  
A7  
4
5
06  
A6  
6
05  
A5  
7
04  
A4  
8
03  
A3  
9
GND  
02  
A2 10  
A1 11  
A0 12  
O0 13  
O1 14  
O2 15  
GND 16  
10  
11  
12  
13  
14  
15  
16  
01  
O0  
A0  
A1  
A2  
A3  
20 06  
A6  
19 05  
Rev. 0570C-B–12/97  
A5  
18 04  
A4  
17 03  

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