參數(shù)資料
型號(hào): CY7C4205
廠商: Cypress Semiconductor Corp.
英文描述: 256 x 18 Synchronous FIFOs(256 x 18 同步 先進(jìn)先出)
中文描述: 256 × 18(256 × 18同步先進(jìn)先出同步FIFO的)
文件頁數(shù): 10/25頁
文件大?。?/td> 398K
代理商: CY7C4205
CY7C4425/4205/4215
CY7C4225/4235/4245
10
Notes:
19. PAE offset – n. Number of data words into FIFO already = n.
20. PAE offset – n.
21. t
is the minimum time between a rising WCLK and a rising RCLK edge for PAE to change state during that clock cycle. If the time between the edge of WCLK and the
rising RCLK is less than t
, then PAE may not change state until the next RCLK.
22. If a read is performed on this rising edge of the read clock, there will be Empty + (n – 1) words in the FIFO when PAE goes LOW.
Switching Waveforms
(continued)
t
ENH
Programmable Almost EmptyFlagTiming
WCLK
PAE
]
REN
RCLK
t
CLKH
t
PAE
t
ENS
n+1
WORDS
IN FIFO
t
CLKL
t
ENS
t
PAE
n WORDS IN FIFO
42X5–13
[19]
WEN
Note
20
t
ENH
WCLK
PAE
RCLK
t
CLKH
t
ENS
t
CLKL
t
ENS
t
PAEsynch
N + 1 WORDS
INFIFO
42X5–14
t
ENH
t
ENS
t
ENH
t
ENS
t
PAEsynch
REN
WEN
WEN2
t
SKEW3
Note
22
Programmable Almost Empty Flag Timing (applies only in SMODE (SMODE is LOW)
[21]
相關(guān)PDF資料
PDF描述
CY7C4225 1K x 18 Synchronous FIFOs(1K x 18 同步 先進(jìn)先出)
CY7C4215 512 x 18 Synchronous FIFOs(512 x 18 同步 先進(jìn)先出)
CY7C4235 2K x 18 Synchronous FIFOs(2K x 18 同步先進(jìn)先出)
CY7C4425 64 x 18 Synchronous FIFOs(64 x 18 同步 先進(jìn)先出)
CY7C4211 512 x 9 Synchronous FIFOs(512x9同步先進(jìn)先出(FIFO))
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY7C4205-10AC 功能描述:IC SYNC FIFO MEM 256X18 64LQFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:CY7C 標(biāo)準(zhǔn)包裝:15 系列:74F 功能:異步 存儲(chǔ)容量:256(64 x 4) 數(shù)據(jù)速率:- 訪問時(shí)間:- 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:通孔 封裝/外殼:24-DIP(0.300",7.62mm) 供應(yīng)商設(shè)備封裝:24-PDIP 包裝:管件 其它名稱:74F433
CY7C4205-10ACT 制造商:Cypress Semiconductor 功能描述:
CY7C4205-10AXC 功能描述:先進(jìn)先出 256x18 IDT Compat SYNC 先進(jìn)先出 COM RoHS:否 制造商:IDT 電路數(shù)量: 數(shù)據(jù)總線寬度:18 bit 總線定向:Unidirectional 存儲(chǔ)容量:4 Mbit 定時(shí)類型:Synchronous 組織:256 K x 18 最大時(shí)鐘頻率:100 MHz 訪問時(shí)間:10 ns 電源電壓-最大:3.6 V 電源電壓-最小:6 V 最大工作電流:35 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-80 封裝:
CY7C4205-10AXCT 功能描述:先進(jìn)先出 256x18 IDT Compat SYNC 先進(jìn)先出 COM RoHS:否 制造商:IDT 電路數(shù)量: 數(shù)據(jù)總線寬度:18 bit 總線定向:Unidirectional 存儲(chǔ)容量:4 Mbit 定時(shí)類型:Synchronous 組織:256 K x 18 最大時(shí)鐘頻率:100 MHz 訪問時(shí)間:10 ns 電源電壓-最大:3.6 V 電源電壓-最小:6 V 最大工作電流:35 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-80 封裝:
CY7C4205-15AC 制造商:Cypress Semiconductor 功能描述: