参数资料
型号: AT49BV040A
厂商: Atmel Corp.
英文描述: 4-megabit (512K x 8) Single 2.7-volt Battery-Voltage⑩ Flash Memory
中文描述: 4兆位(为512k × 8)单2.7伏电池电压⑩闪存
文件页数: 1/17页
文件大小: 182K
代理商: AT49BV040A
1
Features
Single Supply for Read and Write: 2.7 to 3.6V
Fast Read Access Time – 70 ns
Internal Program Control and Timer
Sector Architecture
– One 16K Bytes Boot Block with Programming Lockout
– Two 8K Bytes Parameter Blocks
– Eight Main Memory Blocks (One 32K Bytes, Seven 64K Bytes)
Fast Erase Cycle Time – 7 Seconds
Byte-by-Byte Programming – 30 μs/Byte Typical
Hardware Data Protection
DATA Polling for End of Program Detection
Low Power Dissipation
– 15 mA Active Current
– 50 μA CMOS Standby Current
Typical 10,000 Write Cycles
Description
The AT49BV040A is a 2.7-volt-only in-system reprogrammable Flash Memory. 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
70 ns with power dissipation of just 54 mW over the commercial temperature range.
4-megabit
(512K x 8)
Single 2.7-volt
Battery-Voltage
Flash Memory
AT49BV040A
Rev. 3358A–FLASH–6/03
PLCC Top View
Pin Configurations
Pin Name
Function
A0 - A18
Addresses
CE
Chip Enable
OE
Output Enable
WE
Write Enable
I/O0 - I/O7
Data Inputs/Outputs
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
A14
A13
A8
A9
A11
OE
A10
CE
I/O7
4
3
2
1
3
3
3
1
1
1
1
1
1
2
I
I
G
I
I
I
I
A
A
A
A
V
W
A
VSOP Top View (8 x 14 mm) or
TSOP Top View (8 x 20 mm)
Type 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A11
A9
A8
A13
A14
A17
WE
VCC
A18
A16
A15
A12
A7
A6
A5
A4
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
A3
相关PDF资料
PDF描述
AT49BV040A-70JI LM4665 Boomer ® Audio Power Amplifier Series Filterless High Efficiency 1W Switching Audio Amplifier; Package: MICRO SMD; No of Pins: 9
AT49BV040A-70TI LM4665 Boomer ® Audio Power Amplifier Series Filterless High Efficiency 1W Switching Audio Amplifier; Package: MICRO SMD; No of Pins: 9
AT49BV040A-70VI LM4665 Boomer ® Audio Power Amplifier Series Filterless High Efficiency 1W Switching Audio Amplifier; Package: LLP; No of Pins: 10
AT49BV040T 512K x 8 Single 2.7-volt Battery-Voltage Flash Memory(512K x 8单电源2.7V Battery-Voltage技术闪速存储器)
AT49LV040 512K x 8 Single 2.7-volt Battery-Voltage Flash Memory(512K x 8单电源2.7V Battery-Voltage技术闪速存储器)
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AT49BV040A-70JI 功能描述:IC FLASH 4MBIT 70NS 32PLCC RoHS:否 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:96 系列:- 格式 - 存储器:闪存 存储器类型:FLASH 存储容量:16M(2M x 8,1M x 16) 速度:70ns 接口:并联 电源电压:2.65 V ~ 3.6 V 工作温度:-40°C ~ 85°C 封装/外壳:48-TFSOP(0.724",18.40mm 宽) 供应商设备封装:48-TSOP 包装:托盘
AT49BV040A-70JU 功能描述:IC FLASH 4MBIT 70NS 32PLCC RoHS:是 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:96 系列:- 格式 - 存储器:闪存 存储器类型:FLASH 存储容量:16M(2M x 8,1M x 16) 速度:70ns 接口:并联 电源电压:2.65 V ~ 3.6 V 工作温度:-40°C ~ 85°C 封装/外壳:48-TFSOP(0.724",18.40mm 宽) 供应商设备封装:48-TSOP 包装:托盘
AT49BV040A-70JU SL383 功能描述:IC FLASH 4MBIT 70NS 32PLCC RoHS:是 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:1 系列:- 格式 - 存储器:RAM 存储器类型:SDRAM 存储容量:256M(8Mx32) 速度:143MHz 接口:并联 电源电压:3 V ~ 3.6 V 工作温度:-40°C ~ 85°C 封装/外壳:90-VFBGA 供应商设备封装:90-VFBGA(8x13) 包装:托盘 其它名称:Q2841869
AT49BV040A-70JU-T 功能描述:IC FLASH 4MBIT 70NS 32PLCC 制造商:microchip technology 系列:- 包装:带卷(TR) 零件状态:停產 存储器类型:非易失 存储器格式:闪存 技术:FLASH 存储容量:4Mb (512K x 8) 写周期时间 - 字,页:50μs 访问时间:70ns 存储器接口:并联 电压 - 电源:2.7 V ~ 3.6 V 工作温度:-40°C ~ 85°C(TC) 安装类型:表面贴装 封装/外壳:32-LCC(J 形引线) 供应商器件封装:32-PLCC 基本零件编号:AT49BV040 标准包装:750
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