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參數資料
| 型號： | CY7C277 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | 32K x 8 Reprogrammable Registered PROM(32K x 16可重復編程的寄存式PROM) |
| 中文描述： | 32K的× 8可再編程注冊胎膜早破（32K的× 16可重復編程的寄存式可編程） |
| 文件頁數： | 1/10頁 |
| 文件大小： | 287K |
| 代理商： | CY7C277 |
32K x 8 Reprogrammable Registered PROM
CY7C277
Cypress Semiconductor Corporation
3901 North First Street
San Jose
CA 95134
408-943-2600
August 1988 – Revised December 1993
1CY7C277
Features
Windowed for reprogrammability
CMOS for optimum speed/power
High speed
—
30-ns address set-up
—
15-ns clock to output
Low power
—
660 mW (commercial)
—
715 mW (military)
Programmable address latch enable input
Programmable synchronous or asynchronous output
enable
On-chip edge-triggered output registers
EPROM technology, 100% programmable
Slim 300-mil, 28-pin plastic or hermetic DIP
5V
±
10% V
CC
, commercial and military
TTL-compatible I/O
Direct replacement for bipolar PROMs
Capable of withstanding greater than 2001V static dis-
charge
PROGRAMMABLE
MULTIPLEXER
PROGRAMMABLE
CP/ALEOPTIONS
Logic Block Diagram
Pin Configurations
C277-1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
15
17
18
19
20
24
23
22
21
25
28
27
26
A
9
A
8
A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
O
0
O
1
O
2
GND
V
CC
A
10
A
11
A
12
A
13
A
14
ALE
CP
E/E
S
O
7
O
6
O
5
O
4
O
3
C277-2
12
13
O
0
31
4
5
6
7
8
9
10
11
3 2 1
30
14151617
26
25
24
23
22
21
A
6
A
5
A
4
A
3
A
2
A
1
A
0
NC
A
13
A
14
NC
ALE
CP
E/E
S
O
7
O
6
LCC/PLCC (Opaque Only)
Top View
A
12
181920
27
28
29
32
C277-3
A
14
A
13
A
12
A
11
A
10
A
9
A
8
A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
8-BIT
1 OF 128
MUX
E/E
S
CP
15-BIT
ADDRESS
TRANSPARENT/
LATCH
256 x 1024
PROGRAMMABLE
ARRAY
8-BIT
EDGE-
TRIGGERED
REGISTER
ROW
DECODER
1 OF 256
ALE
COLUMN
DECODER
1 OF 32
ALE
CP
D
C
Q
DIP/Flatpack
Top View
Y
ADDRESS
X
ADDRESS
O
7
O
6
O
5
O
4
O
3
O
2
O
1
O
0
Selection Guide
7C277-30
7C277-40
7C277-50
Minimum Address Set-Up Time (ns)
30
40
50
Maximum Clock to Output (ns)
15
20
25
Maximum Operating
Current (mA)
Com’l
120
120
120
Mil
130
130
相關PDF資料 |
PDF描述 |
|---|---|
| CY7C281A | 1K x 8 PROM |
| CY7C281A-25JC | 1K x 8 PROM |
| CY7C281A-25PC | 1K x 8 PROM |
| CY7C281A-30JC | 1K x 8 PROM |
| CY7C281A-30PC | 1K x 8 PROM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| CY7C277-40WC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| CY7C277-40WMB | 制造商:Cypress Semiconductor 功能描述:EPROM UV 256K-Bit 32K x 8 20ns 28-Pin Windowed CDIP 制造商:Rochester Electronics LLC 功能描述:32KX8 300-MIL 28-PIN PROM - Bulk |
| CY7C281A-25JC | 制造商:Cypress Semiconductor 功能描述: |
| CY7C281A-30PC | 制造商:Cypress Semiconductor 功能描述: |
| CY7C281A-45PC | 制造商:Cypress Semiconductor 功能描述: |
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