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參數(shù)資料
| 型號： | AT49F2048 |
| 廠商： | Atmel Corp. |
| 英文描述： | 128K x 16 5-volt Only Flash Memory(128K x 16 5V閃速存儲器) |
| 中文描述： | 128K的× 16 5伏只有閃存（128K的× 16 5V的閃速存儲器） |
| 文件頁數(shù)： | 1/13頁 |
| 文件大?。?/td> | 149K |
| 代理商： | AT49F2048 |
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SOIC (SOP)
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NC
A7
A6
A5
A4
A3
A2
A1
A0
CE
GND
OE
I/O0
I/O8
I/O1
I/O9
I/O2
I/O10
I/O3
I/O11
RESET
WE
A8
A9
A10
A11
A12
A13
A14
A15
A16
NC
GND
I/O15
I/O7
I/O14
I/O6
I/O13
I/O5
I/O12
I/O4
VCC
TSOP Top View
Type 1
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A15
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A11
A10
A9
A8
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WE
RESET
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A7
A6
A5
A4
A3
A2
A1
A16
NC
GND
I/O15
I/O7
I/O14
I/O6
I/O13
I/O5
I/O12
I/O4
VCC
I/O11
I/O3
I/O10
I/O2
I/O9
I/O1
I/O8
I/O0
OE
GND
CE
A0
Features
Single Voltage Operation
– 5V Read
– 5V Reprogramming
Fast Read Access Time - 70 ns
Internal Erase/Program Control
Sector Architecture
– One 8K Words (16K bytes) Boot Block with Programming Lockout
– Two 8K Words (16K bytes) Parameter Blocks
– One 104K Words (208K bytes) Main Memory Array Block
Fast Sector Erase Time - 10 seconds
Word-By-Word Programming - 50 μs/Word
Hardware Data Protection
DATA Polling For End Of Program Detection
Low Power Dissipation
– 50 mA Active Current
– 300 μA CMOS Standby Current
Typical 10,000 Write Cycles
Description
The AT49F2048 is a 5-volt only, 2 megabit Flash Memory organized as 128K words of
16 bits each. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the
device offers access times to 70 ns with power dissipation of just 275 mW. When
deselected, the CMOS standby current is less than 300
μ
A.
2-Megabit
(128K x 16)
5-volt Only
Flash Memory
AT49F2048
Rev. 0568F–12/98
(continued)
Pin Configurations
Pin Name
Function
A0 - A16
Addresses
CE
Chip Enable
OE
Output Enable
WE
Write Enable
RESET
Reset
I/O0 - I/O15
Data Inputs/Outputs
NC
No Connect
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AT49F4096-12RC | Dual 16-Bit Binary Counters with 3-State Output Registers 20-TSSOP -40 to 85 |
| AT49F4096-12RI | Dual 16-Bit Binary Counters with 3-State Output Registers 20-TSSOP -40 to 85 |
| AT49F4096-12TC | Dual 16-Bit Binary Counters with 3-State Output Registers 20-TSSOP -40 to 85 |
| AT49F4096-12TI | 4 Megabit 256K x 16 5-volt Only CMOS Flash Memory |
| AT49F4096-90RC | 4 Megabit 256K x 16 5-volt Only CMOS Flash Memory |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AT49F2048-12RC | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:2-Megabit 128K x 16 5-volt Only CMOS Flash Memory |
| AT49F2048-12RI | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:2-Megabit 128K x 16 5-volt Only CMOS Flash Memory |
| AT49F2048-12TC | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:2-Megabit 128K x 16 5-volt Only CMOS Flash Memory |
| AT49F2048-12TI | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:2-Megabit 128K x 16 5-volt Only CMOS Flash Memory |
| AT49F2048-70RC | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:2-Megabit 128K x 16 5-volt Only CMOS Flash Memory |
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