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CY7C024AV-20AC Datasheet

  • CY7C024AV-20AC

  • 3.3V 4K/8K/16K x 16/18 Dual-Port Static RAM

  • 242.46KB

  • 19頁(yè)

  • CYPRESS

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CY7C024AV/025AV/026AV
CY7C0241AV/0251AV/036AV
3.3V 4K/8K/16K x 16/18 Dual-Port Static RAM
Features
鈥?True dual-ported memory cells which allow
simultaneous access of the same memory location
鈥?4/8/16K 脳 16 organization (CY7C024AV/025AV/026AV)
鈥?4/8K 脳 18 organization (CY7C0241AV/0251AV)
鈥?16K 脳 18 organization (CY7C036AV)
鈥?0.35-micron CMOS for optimum speed/power
鈥?High-speed access: 20 and 25 ns
鈥?Low operating power
鈥?Active: I
CC
= 115 mA (typical)
鈥?Standby: I
SB3
= 10
碌A(chǔ)
(typical)
鈥?Fully asynchronous operation
鈥?Automatic power-down
鈥?Expandable data bus to 32/36 bits or more using
Master/Slave chip select when using more than one
device
鈥?On-chip arbitration logic
鈥?Semaphores included to permit software handshaking
between ports
鈥?INT flag for port-to-port communication
鈥?Separate upper-byte and lower-byte control
鈥?Pin select for Master or Slave
鈥?Commercial and industrial temperature ranges
鈥?Available in 100-pin TQFP
Logic Block Diagram
R/W
L
UB
L
R/W
R
UB
R
CE
L
LB
L
OE
L
8/9
8/9
8/9
CE
R
LB
R
OE
R
[1]
[1]
I/O
8/9L
鈥揑/O
15/17L
[2]
I/O
0L
鈥揑/O
7/8L
I/O
Control
I/O
Control
8/9
I/O
8/9L
鈥揑/O
15/17R
[2]
I/O
0L
鈥揑/O
7/8R
A
0L
鈥揂
11/1213L
[3]
12/13/14
Address
Decode
12/13/14
True Dual-Ported
RAM Array
Address
Decode
12/13/14
12/13/14
A
0R
鈥揂
11/12/13R
[3]
[3]
[3]
A
0L
鈥揂
11/12/13L
CE
L
OE
L
R/W
L
SEM
L
[4]
BUSY
L
INT
L
UB
L
LB
L
Notes:
1. I/O
8
鈥揑/O
15
for x16 devices; I/O
9
鈥揑/O
17
for x18 devices.
2. I/O
0
鈥揑/O
7
for x16 devices; I/O
0
鈥揑/O
8
for x18 devices.
3. A
0
鈥揂
11
for 4K devices; A
0
鈥揂
12
for 8K devices; A
0
鈥揂
13
for 16K devices.
4. BUSY is an output in master mode and an input in slave mode.
Interrupt
Semaphore
Arbitration
A
0R
鈥揂
11/12/13R
CE
R
OE
R
R/W
R
SEM
R
[4]
M/S
BUSY
R
INT
R
UB
R
LB
R
Cypress Semiconductor Corporation
Document #: 38-06052 Rev. *E
鈥?/div>
3901 North First Street
鈥?/div>
San Jose
,
CA 95134
鈥?/div>
408-943-2600
Revised October 12, 2004

CY7C024AV-20AC相關(guān)型號(hào)PDF文件下載

  • 型號(hào)
    版本
    描述
    廠商
    下載
  • 英文版
    16K x 8/9 Dual-Port Static RAM with Sem, Int, Busy
    Cypress
  • 英文版
    32K x 8/9 Dual-Port Static RAM
    Cypress
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS [C...
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS [C...
  • 英文版
    16K x 8/9 Dual-Port Static RAM with Sem, Int, Busy
    Cypress
  • 英文版
    32K x 8/9 Dual-Port Static RAM
    Cypress
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS [C...
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS
  • 英文版
    64K/128K x 8/9 Dual-Port Static RAM
    CYPRESS [C...
  • 英文版
    4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT...
    CYPRESS
  • 英文版
    4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT...
    CYPRESS [C...
  • 英文版
    4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with Sem, Int...
    Cypress
  • 英文版
    16K x 16/18 Dual-Port Static RAM
    Cypress
  • 英文版
    32K/64K x 16/18 Dual-Port Static RAM
    CYPRESS
  • 英文版
    32K/64K x 16/18 Dual-Port Static RAM
    CYPRESS [C...
  • 英文版
    32K/64K x 16/18 Dual-Port Static RAM
    CYPRESS
  • 英文版
    32K/64K x 16/18 Dual-Port Static RAM
    CYPRESS [C...

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