参数资料
型号: AT45DB041B-SC-2.5
厂商: ATMEL CORP
元件分类: DRAM
英文描述: 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
中文描述: 4M X 1 FLASH 2.7V PROM, PDSO8
封装: 0.209 INCH, PLASTIC, EIAJ, SOIC-8
文件页数: 1/33页
文件大小: 233K
代理商: AT45DB041B-SC-2.5
1
Features
Single 2.5V - 3.6V or 2.7V - 3.6V Supply
Serial Peripheral Interface (SPI) Compatible
20 MHz Max Clock Frequency
Page Program Operation
– Single Cycle Reprogram (Erase and Program)
– 2048 Pages (264 Bytes/Page) Main Memory
Supports Page and Block Erase Operations
Two 264-byte SRAM Data Buffers – Allows Receiving of Data
while Reprogramming of Nonvolatile Memory
Continuous Read Capability through Entire Array
Low Power Dissipation
– 4 mA Active Read Current Typical
– 2 μA CMOS Standby Current Typical
Hardware Data Protection Feature
100% Compatible to AT45DB041 and AT45DB041A
5.0V-tolerant Inputs: SI, SCK, CS, RESET, and WP Pins
Commercial and Industrial Temperature Ranges
Description
The AT45DB041B is a 2.5-volt or 2.7-volt only, serial interface Flash memory ideally
suited for a wide variety of digital voice-, image-, program code- and data-storage
applications. Its 4,325,376 bits of memory are organized as 2048 pages of 264 bytes
each. In addition to the main memory, the AT45DB041B also contains two SRAM data
buffers of 264 bytes each. The buffers allow receiving of data while a page in the main
memory is being reprogrammed, as well as reading or writing a continuous
data stream. EEPROM emulation (bit or byte alterability) is easily handled with a self-
4-megabit
2.5-volt Only or
2.7-volt Only
DataFlash
AT45DB041B
TSOP Top View
Type 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
RDY/BUSY
RESET
WP
NC
NC
VCC
GND
NC
NC
NC
CS
SCK
SI
SO
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
CBGA Top View
through Package
A
B
C
D
E
1
2
3
NC
VCC
WP
RESET
NC
NC
GND
RDY/BSY
SI
NC
SCK
CS
SO
NC
8-SOIC
1
2
3
4
8
7
6
5
SI
SCK
RESET
CS
SO
GND
VCC
WP
28-SOIC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
GND
NC
NC
CS
SCK
SI
SO
NC
NC
NC
NC
NC
NC
NC
VCC
NC
NC
WP
RESET
RDY/BUSY
NC
NC
NC
NC
NC
NC
NC
NC
Pin Configurations
Pin Name
Function
CS
Chip Select
SCK
Serial Clock
SI
Serial Input
SO
Serial Output
WP
Hardware Page Write
Protect Pin
RESET
Chip Reset
RDY/BUSY
Ready/Busy
Rev. 1938F–DFLSH–10/02
相关PDF资料
PDF描述
AT45DB041B-SI 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB041B-TC 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB041B-TC-2.5 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB041B-TI 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB041B-RC MOSFET N-CH 200V 105A ISOPLUS247
相关代理商/技术参数
参数描述
AT45DB041B-SI 功能描述:闪存 4MB WAFER 7 MIL - 2.7V IND TEMP RoHS:否 制造商:ON Semiconductor 数据总线宽度:1 bit 存储类型:Flash 存储容量:2 MB 结构:256 K x 8 定时类型: 接口类型:SPI 访问时间: 电源电压-最大:3.6 V 电源电压-最小:2.3 V 最大工作电流:15 mA 工作温度:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体: 封装:Reel
AT45DB041B-SI-2.5 功能描述:闪存 4MB WAFER 7 MIL - 2.5V IND TEMP RoHS:否 制造商:ON Semiconductor 数据总线宽度:1 bit 存储类型:Flash 存储容量:2 MB 结构:256 K x 8 定时类型: 接口类型:SPI 访问时间: 电源电压-最大:3.6 V 电源电压-最小:2.3 V 最大工作电流:15 mA 工作温度:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体: 封装:Reel
AT45DB041B-SU 功能描述:闪存 4MBIT WAFER 7 MIL IND TEMP RoHS:否 制造商:ON Semiconductor 数据总线宽度:1 bit 存储类型:Flash 存储容量:2 MB 结构:256 K x 8 定时类型: 接口类型:SPI 访问时间: 电源电压-最大:3.6 V 电源电压-最小:2.3 V 最大工作电流:15 mA 工作温度:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体: 封装:Reel
AT45DB041B-TC 功能描述:闪存 4M bit RoHS:否 制造商:ON Semiconductor 数据总线宽度:1 bit 存储类型:Flash 存储容量:2 MB 结构:256 K x 8 定时类型: 接口类型:SPI 访问时间: 电源电压-最大:3.6 V 电源电压-最小:2.3 V 最大工作电流:15 mA 工作温度:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体: 封装:Reel
AT45DB041B-TC-2.5 功能描述:IC FLASH 4MBIT 20MHZ 28TSOP RoHS:否 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:378 系列:- 格式 - 存储器:闪存 存储器类型:FLASH 存储容量:8M(1M x 8,512K x 16) 速度:110ns 接口:并联 电源电压:2.7 V ~ 3.6 V 工作温度:-40°C ~ 85°C 封装/外壳:48-CBGA 供应商设备封装:48-CBGA(7x7) 包装:托盘