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參數資料
| 型號： | W27E040S-12 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | PROM |
| 英文描述： | 512K X 8 ELECTRICALLY ERASABLE EPROM |
| 中文描述： | 512K X 8 EEPROM 12V, 120 ns, PDSO32 |
| 封裝： | 0.450 INCH, SOP-32 |
| 文件頁數： | 1/15頁 |
| 文件大小： | 174K |
| 代理商： | W27E040S-12 |
W27E040
512K
×
8 ELECTRICALLY ERASABLE EPROM
GENERAL DESCRIPTION
The W27E040 is a high speed, low power Electrically Erasable and Programmable Read Only
Memory organized as 524288
×
8 bits that operates on a single 5 volt power supply. The W27E040
provides an electrical chip erase function.
Publication Release Date: May 1997
- 1 -
Revision A1
FEATURES
High speed access time:
90/120 nS (max.)
Read operating current: 15 mA (typ.)
Erase/Programming operating current
15 mA (typ.)
Standby current: 5
μ
A (typ.)
Single 5V power supply
+14V erase/+12V programming voltage
Fully static operation
All inputs and outputs directly TTL/CMOS
compatible
Three-state outputs
Available packages: 32-pin 600 mil DIP, 450
mil SOP, PLCC and TSOP
PIN CONFIGURATIONS
5
6
7
9
10
11
12
13
A7
A6
A5
A4
A3
A2
A1
A0
Q0
29
28
27
26
25
24
23
22
21
30
31
32
1
2
3
4
8
20
19
18
17
16
15
14
Q
1
Q
2
G
N
D
Q
3
Q
4
Q
5
Q
6
A14
A13
A8
A9
A11
OE
A10
CE
Q7
A
1
2
V
C
C
32-pin
A
1
5
A
1
6
V
P
P
A
1
8
A
1
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A3
A2
A1
A0
Q0
Q1
Q2
GND
OE
A10
CE
Q7
Q6
Q5
Q4
Q3
32-pin
A15
A12
A7
A6
A5
A4
V
V
PP
A16
A14
A17
A18
A13
A8
CC
A11
A9
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
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
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
Q0
Q1
Q2
GND
V
A18
A17
A8
A9
A11
OE
A10
CE
Q7
Q6
Q5
Q4
Q3
CC
V
PP
A14
A13
3DIP
BLOCK DIAGRAM
CE
OE
CONTROL
OUTPUT
BUFFER
DECODER
CORE
ARRAY
Q0
.
.
Q7
A0
.
.
A18
V
GND
VPP
CC
PIN DESCRIPTION
SYMBOL
A0
A18
Q0
Q7
DESCRIPTION
Address Inputs
Data Inputs/Outputs
Chip Enable
Output Enable
Program/Erase Supply Voltage
Power Supply
Ground
No Connection
CE
OE
V
PP
V
CC
GND
NC
相關PDF資料 |
PDF描述 |
|---|---|
| W27E040S-90 | 512K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E040T-12 | 512K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E040T-90 | 512K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257 | 32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257-10 | 32K X 8 ELECTRICALLY ERASABLE EPROM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| W27E040S-90 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E040T-12 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E040T-90 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257-10 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 ELECTRICALLY ERASABLE EPROM |
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