參數(shù)資料
型號(hào): CY7C4225-15AI
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類(lèi): DRAM
英文描述: 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs
中文描述: 1K X 18 OTHER FIFO, 10 ns, PQFP64
封裝: 14 X 14 MM, PLASTIC, TQFP-64
文件頁(yè)數(shù): 10/25頁(yè)
文件大?。?/td> 409K
代理商: CY7C4225-15AI
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 Empty Flag Timing
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
CY7C4225-15ASC 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs
CY7C4225-15ASI 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs
CY7C4225-15JC 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs
CY7C4225-15JI 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs
CY7C4225-25AC 64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY7C4225-15ASXC 功能描述:先進(jìn)先出 1Kx18 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(xiàn)寬度:18 bit 總線(xiàn)定向:Unidirectional 存儲(chǔ)容量:4 Mbit 定時(shí)類(lèi)型:Synchronous 組織:256 K x 18 最大時(shí)鐘頻率:100 MHz 訪問(wèn)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:
CY7C4225-15AXC 功能描述:先進(jìn)先出 1Kx18 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(xiàn)寬度:18 bit 總線(xiàn)定向:Unidirectional 存儲(chǔ)容量:4 Mbit 定時(shí)類(lèi)型:Synchronous 組織:256 K x 18 最大時(shí)鐘頻率:100 MHz 訪問(wèn)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:
CY7C4225-15AXCT 功能描述:先進(jìn)先出 1Kx18 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(xiàn)寬度:18 bit 總線(xiàn)定向:Unidirectional 存儲(chǔ)容量:4 Mbit 定時(shí)類(lèi)型:Synchronous 組織:256 K x 18 最大時(shí)鐘頻率:100 MHz 訪問(wèn)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:
CY7C422525AC 制造商:Cypress Semiconductor 功能描述:
CY7C4225-25AC 制造商:Rochester Electronics LLC 功能描述:- Bulk