鈥?/div>
鈥?2.7V Read
鈥?5V Program/Erase
Fast Read Access Time - 120 ns
Internal Erase/Program Control
Sector Architecture
鈥?One 8K Words (16K bytes) Boot Block with Programming Lockout
鈥?Two 8K Words (16K bytes) Parameter Blocks
鈥?One 104K Words (208K bytes) Main Memory Array Block
Fast Sector Erase Time - 10 seconds
Word-By-Word Programming - 10 碌s/Word
Hardware Data Protection
DATA Polling For End Of Program Detection
Low Power Dissipation
鈥?25 mA Active Current
鈥?50 碌A(chǔ) CMOS Standby Current
Typical 10,000 Write Cycles
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
2-Megabit
(128K x 16)
3-volt Only
Flash Memory
AT49BV2048
AT49LV2048
Preliminary
Description
The AT49BV2048 and AT49LV2048 are 3-volt, 2-megabit Flash Memories organized
as 128K words of 16 bits each. Manufactured with Atmel鈥檚 advanced nonvolatile
CMOS technology, the devices offer access times to 120 ns with power dissipation of
just 67 mW at 2.7V read. When deselected, the CMOS standby current is less than 50 碌A(chǔ).
(continued)
Pin Configurations
Pin Name
A0 - A16
CE
OE
WE
RESET
VPP
I/O0 - I/O15
NC
Function
Addresses
Chip Enable
Output Enable
Write Enable
Reset
Program/Erase Power Supply
Data Inputs/Outputs
No Connect
SOIC (SOP)
VPP
NC
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
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
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
A15
A14
A13
A12
A11
A10
A9
A8
NC
NC
WE
RESET
VPP
NC
NC
NC
NC
A7
A6
A5
A4
A3
A2
A1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
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
TSOP Top View
Type1
Rev. 0853C鈥?2/98
1
next
AT49BV2048相關(guān)型號(hào)PDF文件下載
-
型號(hào)
版本
描述
廠商
下載
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英文版
PROTECTIVE GUARD KB SER SQ&RND
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英文版
COVER DUST POLY FOR KB SERIES
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英文版
CENTER BARRIER BLACK POLY LB SER
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英文版
PROTECTIVE GUARD FOR LB SER SQ
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英文版
Round Pushbutton Switch Cap Black Slip On
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Round Pushbutton Switch Cap Red Slip On
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ATMEL Corporation [2-Megabit 256K x 8 5-volt Only CMOS Flas...
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英文版
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