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AT45DB321C-TC PDF预览

AT45DB321C-TC

更新时间: 2024-11-12 22:10:51
品牌 Logo 应用领域
爱特美尔 - ATMEL /
页数 文件大小 规格书
37页 613K
描述
32 MEGABIT 2.7 VOLT DATAFLASH

AT45DB321C-TC 数据手册

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Features  
Single 2.7 - 3.6V Supply  
RapidSSerial Interface: 40 MHz Maximum Clock Frequency  
(SPI Modes 0 and 3 Compatible for Frequencies Up to 33 MHz)  
Page Program  
– 8192 Pages (528 Bytes/Page)  
Automated Erase Operations  
– Page Erase 528 Bytes  
– Block Erase 4,224 Bytes  
Two 528-byte SRAM Data Buffers – Allows Receiving of Data  
while Reprogramming the Flash Array  
Continuous Read Capability through Entire Array  
– Ideal for Code Shadowing Applications  
Low-power Dissipation  
– 10 mA Active Read Current Typical – Serial Interface  
– 8 µA CMOS Standby Current Typical  
Hardware and Software Data Protection Features  
– Individual Sector Locking  
32-megabit  
2.7 volt  
DataFlash®  
Security: 128-byte Security Register  
– 64-byte User Programmable Space  
– Unique 64-byte Device Identifier  
JEDEC Standard Manufacturer and Device ID Read  
100,000 Program/Erase Cycles per Page  
Data Retention – 20 years  
AT45DB321C  
Preliminary  
Commercial and Industrial Temperature Ranges  
Green (Pb/Halide-free) Packaging Options  
Description  
The AT45DB321C is an SPI compatible, serial-interface Flash memory ideally suited  
for a wide variety of digital voice-, image-, program code- and data-  
storage applications. The AT45DB321C supports a 4-wire serial interface known as  
RapidS for applications requiring very high speed operations.  
Pin Configurations  
TSOP Top View – Type 1  
Pin Name  
Function  
RDY/BUSY  
RESET  
WP  
1
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
NC  
2
CS  
Chip Select  
Serial Clock  
Serial Input  
Serial Output  
3
NC  
4
NC  
5
SCK  
SI  
VCC  
GND  
NC  
6
7
8
NC  
9
SO  
NC  
10  
11  
12  
13  
14  
CS  
SCK  
SI  
Hardware Page  
Write Protect Pin  
WP  
SO  
RESET  
Chip Reset  
CASON – Top View  
through Package  
CBGA Top View  
through Package  
RDY/BUSY Ready/Busy  
1
2
3
4
5
DataFlash Card(1)  
Top View through Package  
SI  
SCK  
1
2
3
4
8
7
6
5
SO  
GND  
VCC  
WP  
RESET  
CS  
A
B
C
D
E
NC  
NC  
NC  
NC  
7
6 5 4 3 2 1  
NC SCK GND VCC NC  
NC  
NC  
NC  
CS RDY/BSY WP NC  
SO  
NC  
SI RESET NC  
NC  
NC NC  
3387B–DFLSH–9/04  
Note:  
1. See AT45DCB004 Datasheet  

AT45DB321C-TC 替代型号

型号 品牌 替代类型 描述 数据表
AT45DB321C-RC ATMEL

完全替代

32 MEGABIT 2.7 VOLT DATAFLASH
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