參數(shù)資料
型號(hào): IDT72805LB15BGI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
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: 256 X 18 BI-DIRECTIONAL FIFO, 10 ns, PBGA121
封裝: 16 X 16 MM, PLASTIC, BGA-121
文件頁(yè)數(shù): 13/26頁(yè)
文件大小: 334K
代理商: IDT72805LB15BGI
13
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
Figure 7. Read Cycle Timing with Single Register-Buffered EF (IDT Standard Mode)
NOTES:
1. t
SKEW1
is the mnimumtime between a rising WCLK edge and a rising RCLK edge to guarantee that
EF
will go HIGH during the current clock cycle. If the time between the rising edge
of WCLK and the rising edge of RCLK is less than t
SKEW1
, then
EF
may not change state until the next RCLK edge.
2. Select this mode by setting (
FL
,
RXI
,
WXI
) = (0,0,0), (0,1,1), (1,0,0) or (1,1,1) during Reset.
Figure 8. First Data Word Latency with Single Register-Buffered EF (IDT Standard Mode)
NO OPERATION
RCLK
REN
EF
t
CLK
t
CLKH
t
CLKL
t
ENS
t
ENH
t
REF
t
REF
VALID DATA
t
A
t
OLZ
t
OE
t
OHZ
Q
0
- Q
17
OE
WCLK
WEN
t
SKEW1(1)
3139 drw 07
WCLK
D
0
- D
17
WEN
RCLK
EF
Q
0
- Q
17
REN
t
DS
t
SKEW1
t
ENS
t
REF
t
A
0
1
2
3
D
D
D
D
0
1
D
D
(first valid write)
t
OE
t
OLZ
OE
t
A
t
FRL(1)
D
4
t
ENS
3139 drw 08
NOTES:
1. When t
SKEW1
mnimumspecification, t
FRL
(maximum = t
CLK
+ t
SKEW1
. When t
SKEW1
< mnimumspecification, t
FRL
(maximum = either 2*t
CLK
+ t
SKEW1 or
t
CLK
+ t
SKEW1
. The Latency Timng
applies only at the Empty Boundary (
EF
= LOW).
2. The first word is available the cycle after
EF
goes HIGH, always.
3. Select this mode by setting (
FL
,
RXI
,
WXI
) = (0,0,0), (0,1,1), (1,0,0) or (1,1,1) during Reset.
相關(guān)PDF資料
PDF描述
IDT72805LB15PF 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
IDT72805LB15PFI Precision Micropower Shunt Voltage Reference 3-SOT-23 -40 to 85
IDT72805LB20BG 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
IDT72805LB20BGI 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
IDT72805LB20PF 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
IDT72805LB15PF 功能描述:IC FIFO SYNC DUAL 256X18 128TQFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標(biāo)準(zhǔn)包裝:90 系列:7200 功能:同步 存儲(chǔ)容量:288K(16K x 18) 數(shù)據(jù)速率:100MHz 訪問時(shí)間:10ns 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:64-LQFP 供應(yīng)商設(shè)備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72805LB15PF8 功能描述:IC FIFO SYNC DUAL 256X18 128TQFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標(biāo)準(zhǔn)包裝:90 系列:7200 功能:同步 存儲(chǔ)容量:288K(16K x 18) 數(shù)據(jù)速率:100MHz 訪問時(shí)間:10ns 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:64-LQFP 供應(yīng)商設(shè)備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72805LB15PFI 功能描述:IC FIFO SYNC DUAL 256X18 128TQFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標(biāo)準(zhǔn)包裝:90 系列:7200 功能:同步 存儲(chǔ)容量:288K(16K x 18) 數(shù)據(jù)速率:100MHz 訪問時(shí)間:10ns 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:64-LQFP 供應(yīng)商設(shè)備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72805LB15PFI8 功能描述:IC FIFO SYNC DUAL 256X18 128TQFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標(biāo)準(zhǔn)包裝:90 系列:7200 功能:同步 存儲(chǔ)容量:288K(16K x 18) 數(shù)據(jù)速率:100MHz 訪問時(shí)間:10ns 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:64-LQFP 供應(yīng)商設(shè)備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72805LB25BG 功能描述:IC FIFO SYNC DUAL 256X18 121BGA RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標(biāo)準(zhǔn)包裝:90 系列:7200 功能:同步 存儲(chǔ)容量:288K(16K x 18) 數(shù)據(jù)速率:100MHz 訪問時(shí)間:10ns 電源電壓:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:64-LQFP 供應(yīng)商設(shè)備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF