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AT49F512-90TI PDF预览

AT49F512-90TI

更新时间: 2024-09-20 22:56:39
品牌 Logo 应用领域
爱特美尔 - ATMEL 闪存
页数 文件大小 规格书
11页 181K
描述
512K 64K x 8 5-volt Only Flash Memory

AT49F512-90TI 数据手册

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Features  
Single Voltage Operation  
– 5V Read  
– 5V Reprogramming  
Fast Read Access Time - 70 ns  
Internal Program Control and Timer  
8K bytes Boot Block With Lockout  
Fast Erase Cycle Time - 10 seconds  
Byte By Byte Programming - 10 µs/Byte  
Hardware Data Protection  
DATA Polling For End Of Program Detection  
Low Power Dissipation  
– 30 mA Active Current  
– 100 µA CMOS Standby Current  
Typical 10,000 Write Cycles  
512K (64K x 8)  
5-volt Only  
Flash Memory  
Description  
The AT49F512 is a 5-volt-only in-system programmable and erasable Flash Memory.  
Its 512K of memory is organized as 65,536 words by 8 bits. Manufactured with  
Atmel’s advanced nonvolatile CMOS technology, the devices offer access times to 70  
ns with a power dissipation of just 165 mW over the commercial temperature range.  
When the device is deselected, the CMOS standby current is less than 100 µA.  
AT49F512  
To allow for simple in-system reprogrammability, the AT49F512 does not require high  
input voltages for programming. Five-volt-only commands determine the read and  
programming operation of the device. Reading data out of the device is similar to  
reading from an EPROM. Reprogramming the AT49F512 is performed by erasing the  
entire 512K of memory and then programming on a byte by byte basis. The typical  
byte programming time is a fast 10 µs. The end of a program cycle can be optionally  
(continued)  
Pin Configurations  
DIP Top View  
Pin Name  
A0 - A15  
CE  
Function  
NC  
NC  
A15  
A12  
A7  
1
2
3
4
5
6
7
8
9
32 VCC  
31 WE  
30 NC  
29 A14  
28 A13  
27 A8  
Addresses  
Chip Enable  
Output Enable  
Write Enable  
Data Inputs/Outputs  
No Connect  
A6  
OE  
A5  
26 A9  
A4  
25 A11  
24 OE  
23 A10  
22 CE  
21 I/O7  
20 I/O6  
19 I/O5  
18 I/O4  
17 I/O3  
512K (64K x 8)  
5-volt Only  
CMOS Flash  
Memory  
A3  
WE  
A2 10  
A1 11  
I/O0 - I/O7  
NC  
A0 12  
I/O0 13  
I/O1 14  
I/O2 15  
GND 16  
VSOP Top View (8 x 14 mm) or  
TSOP Top View (8 x 20 mm)  
Type 1  
PLCC Top View  
A11  
A9  
1
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
OE  
2
A10  
CE  
A8  
3
A7  
A6  
A5  
A4  
A3  
5
6
7
8
9
29 A14  
A13  
A14  
NC  
WE  
VCC  
NC  
NC  
A15  
A12  
A7  
4
I/O7  
I/O6  
I/O5  
I/O4  
I/O3  
GND  
I/O2  
I/O1  
I/O0  
A0  
28 A13  
27 A8  
26 A9  
25 A11  
24 OE  
23 A10  
22 CE  
21 I/O7  
5
6
7
8
A2 10  
A1 11  
A0 12  
I/O0 13  
9
10  
11  
12  
13  
14  
15  
16  
Rev. 1027C–09/98  
A6  
A1  
A5  
A2  
A4  
A3  

AT49F512-90TI 替代型号

型号 品牌 替代类型 描述 数据表
AT49F512-90VC ATMEL

完全替代

512K 64K x 8 5-volt Only Flash Memory
AT49F512-70TU ATMEL

类似代替

Flash, 64KX8, 70ns, PDSO32, 8 X 20 MM, GREEN, PLASTIC, MO-142BD, TSOP1-32
AT49F512-70TC ATMEL

类似代替

512K 64K x 8 5-volt Only Flash Memory

与AT49F512-90TI相关器件

型号 品牌 获取价格 描述 数据表
AT49F512-90TL ATMEL

获取价格

Flash, 64KX8, 90ns, PDSO32, 8 X 20 MM, PLASTIC, TSOP-32
AT49F512-90TU ATMEL

获取价格

Flash, 64KX8, 90ns, PDSO32, 8 X 20 MM, PLASTIC, TSOP-32
AT49F512-90VC ATMEL

获取价格

512K 64K x 8 5-volt Only Flash Memory
AT49F512-90VI ATMEL

获取价格

512K 64K x 8 5-volt Only Flash Memory
AT49F512-90VL ATMEL

获取价格

Flash, 64KX8, 90ns, PDSO32, 8 X 14 MM, PLASTIC, VSOP-32
AT49F512-90VU ATMEL

获取价格

Flash, 64KX8, 90ns, PDSO32, 8 X 14 MM, PLASTIC, VSOP-32
AT49F516 ATMEL

获取价格

512K (32K x 16) 5-volt Only Flash Memory
AT49F516-55JC ATMEL

获取价格

Flash, 32KX16, 55ns, PQCC44, PLASTIC, MS-018AC, LCC-44
AT49F516-55JI ATMEL

获取价格

Flash, 32KX16, 55ns, PQCC44, PLASTIC, MS-018AC, LCC-44
AT49F516-55JJ ATMEL

获取价格

Flash, 32KX16, 55ns, PQCC44, PLASTIC, MS-018AC, LCC-44