參數(shù)資料
型號: IDT72815LB10BGI
廠商: Integrated Device Technology, Inc.
英文描述: CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18
中文描述: CMOS雙SyncFIFO雙256 × 18,雙512 × 18,雙1,024 × 18,雙2,048 × 18,雙4,096 × 18
文件頁數(shù): 16/26頁
文件大?。?/td> 334K
代理商: IDT72815LB10BGI
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72805LB/72815LB/72825LB/72835LB/72845LB CMOS Dual SyncFIFO
TM
256 x 18, 512 x 18, 1,024 x 18, 2,048 x 18 and 4,096 x 18
16
Figure 15. Half-Full Flag Timing (IDT Standard and FWFT Modes)
Figure 14. Asynchronous Programmable Almost-Full Flag Timing (IDT Standard and FWFT Modes)
NOTES:
1. m=
PAF
offset.
2. D = maximumFIFO Depth.
In IDT Standard Mode: D = 256 for the IDT72805, 512 for the IDT72815, 1,024 for the IDT72825, 2,048 for the IDT72835 and 4,096 for the IDT72845.
In FWFT Mode:
D = 257 for the IDT72805, 513 for the IDT72815, 1,025 for the IDT72825, 2,049 for the IDT72835 and 4,097 for the IDT72845.
3.
PAF
is asserted to LOW on WCLK transition and reset to HIGH on RCLK transition.
4. Select this mode by setting (
FL
,
RXI
,
WXI
) = (0,0,0), (0,0,1), (0,1,0), (0,1,1) or (1,1,1) during Reset.
NOTES:
1. D = maximumFIFO Depth.
In IDT Standard Mode: D = 256 for the IDT72805, 512 for the IDT72815, 1,024 for the IDT72825, 2,048 for the IDT72835 and 4,096 for the IDT72845.
In FWFT Mode:
D = 257 for the IDT72805, 513 for the IDT72815, 1,025 for the IDT72825, 2,049 for the IDT72835 and 4,097 for the IDT72845.
2. For IDT Standard Mode.
3. For FWFT Mode.
4. Select this mode by setting (
FL
,
RXI
,
WXI
) = (0,0,0), (0,0,1), (0,1,0), (1,0,0), (1,0,1) or (1,1,0) during Reset.
WCLK
t
CLKH
t
CLKL
t
ENS
t
ENH
WEN
PAF
t
ENS
t
PAFA
D - (m + 1) words in FIFO
RCLK
t
PAFA
REN
(1)
3139 drw 14
D - m words in FIFO
D - (m + 1) words in FIFO
WCLK
t
ENS
t
ENH
WEN
HF
t
ENS
t
HF
RCLK
t
HF
REN
3139 drw 15
t
CLKL
t
CLKH
D/2 words in FIFO
(2)
,
[
+ 1
]
words in FIFO
(3)
D/2 + 1 words in FIFO
(2)
,
[
+ 2
]
words in FIFO
(3)
D/2 words in FIFO
(2)
,
[
]
words in FIFO
(3)
D-1
相關(guān)PDF資料
PDF描述
IDT72825LB10BGI CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18
IDT72835LB10BGI CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18
IDT72845LB10BGI CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18
IDT72805LB CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18
IDT72805LB10PF CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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IDT72815LB15BG8 功能描述:IC FIFO SYNC DUAL 512X18 121BGA RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標(biāo)準(zhǔn)包裝:15 系列:74F 功能:異步 存儲容量:256(64 x 4) 數(shù)據(jù)速率:- 訪問時間:- 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
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