欧美成人免费电影,国产欧美一区二区三区精品酒店,精品国产a毛片,色网在线免费观看

參數資料
型號: IDT72255L12TFB
廠商: Integrated Device Technology, Inc.
英文描述: CMOS SUPERSYNC FIFOO 8,192 x 18, 16,384 x 18
中文描述: 的CMOS SUPERSYNC FIFOO 8192 × 18,16,384 × 18
文件頁數: 1/27頁
文件大小: 354K
代理商: IDT72255L12TFB
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGE
APRIL 2001
2001 Integrated Device Technology, Inc
DSC-4670/1
1
Integrated Device Technology, Inc.
SuperSyncFIFO is a trademark and the IDT logo is a registered trademark of Integrated Device Technology, Inc.
FEATURES:
Choose among the following memory organizations:
IDT72255LA
8,192 x 18
IDT72265LA
16,384 x 18
Pin-compatible with the IDT72275/72285 SuperSync FIFOs
10ns read/write cycle time (8ns access time)
Fixed, low first word data latency time
Auto power down minimizes standby power consumption
Master Reset clears entire FIFO
Partial Reset clears data, but retains programmable
settings
Retransmit operation with fixed, low first word data
latency time
Empty, Full and Half-Full flags signal FIFO status
Programmable Almost-Empty and Almost-Full flags, each
flag can default to one of two preselected offsets
Program partial flags by either serial or parallel means
Select IDT Standard timing (using
EF
and
FF
flags) or First
Word Fall Through timing (using
OR
and
IR
flags)
Output enable puts data outputs into high impedance state
Easily expandable in depth and width
Independent Read and Write clocks (permit reading and
writing simultaneously)
Available in the 64-pin Thin Quad Flat Pack (TQFP) and the
64-pin Slim Thin Quad Flat Pack (STQFP)
High-performance submicron CMOS technology
Industrial temperature range (–40
°
C to +85
°
C) is available
DESCRIPTION:
The IDT72255LA/72265LA are exceptionally deep, high
speed, CMOS First-In-First-Out (FIFO) memories with clocked
read and write controls. These FIFOs offer numerous improve-
ments over previous SuperSync FIFOs, including the following:
The limitation of the frequency of one clock input with
respect to the other has been removed. The Frequency
Select pin (FS) has been removed, thus it is no longer
necessary to select which of the two clock inputs, RCLK or
WCLK, is running at the higher frequency.
The period required by the retransmit operation is now fixed
and short.
FUNCTIONAL BLOCK DIAGRAM
IDT72255LA
IDT72265LA
CMOS SUPERSYNC FIFO
8,192 x 18
16,384 x 18
INPUT REGISTER
OUTPUT REGISTER
RAM ARRAY
8,192 x 18
16,384 x 18
FLAG
LOGIC
/
/
READ POINTER
READ
CONTROL
LOGIC
WRITE CONTROL
LOGIC
WRITE POINTER
RESET
LOGIC
WCLK
D
0
-D
17
RCLK
Q
0
-Q
17
OFFSET REGISTER
FWFT/SI
4670 drw 01
相關PDF資料
PDF描述
IDT72256LA10PF CMOS SUPERSYNC FIFO
IDT72256LA10PFI CMOS SUPERSYNC FIFO
IDT72256LA10TF CMOS SUPERSYNC FIFO
IDT72261 CMOS SUPERSYNC FIFOO 16,384 x 9, 32,768 x 9
IDT72261L10G CMOS SUPERSYNC FIFOO 16,384 x 9, 32,768 x 9
相關代理商/技術參數
參數描述
IDT72255LA10PF 功能描述:IC FIFO SUPERSYNC 8KX18 64QFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標準包裝:90 系列:7200 功能:同步 存儲容量:288K(16K x 18) 數據速率:100MHz 訪問時間: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 供應商設備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72255LA10PF8 功能描述:IC FIFO 8KX18 LP 10NS 64QFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標準包裝:90 系列:7200 功能:同步 存儲容量:288K(16K x 18) 數據速率:100MHz 訪問時間: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 供應商設備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72255LA10PFG 功能描述:IC FIFO 8KX18 LP 10NS 64QFP RoHS:是 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標準包裝:90 系列:7200 功能:同步 存儲容量:288K(16K x 18) 數據速率:100MHz 訪問時間: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 供應商設備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72255LA10PFG8 功能描述:IC FIFO 8KX18 LP 10NS 64QFP RoHS:是 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標準包裝:90 系列:7200 功能:同步 存儲容量:288K(16K x 18) 數據速率:100MHz 訪問時間: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 供應商設備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
IDT72255LA10TF 功能描述:IC FIFO 8KX18 LP 10NS 64QFP RoHS:否 類別:集成電路 (IC) >> 邏輯 - FIFO 系列:7200 標準包裝:90 系列:7200 功能:同步 存儲容量:288K(16K x 18) 數據速率:100MHz 訪問時間: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 供應商設備封裝:64-TQFP(14x14) 包裝:托盤 其它名稱:72271LA10PF
主站蜘蛛池模板: 新疆| 南召县| 襄樊市| 赤水市| 湖州市| 崇信县| 库伦旗| 保德县| 丹凤县| 姚安县| 泰和县| 大石桥市| 枣强县| 通海县| 萝北县| 华宁县| 清苑县| 砚山县| 廊坊市| 监利县| 娱乐| 林口县| 平南县| 囊谦县| 衢州市| 通许县| 邻水| 盐边县| 定边县| 佛坪县| 两当县| 普兰县| 湾仔区| 张掖市| 若羌县| 筠连县| 佳木斯市| 嘉兴市| 尖扎县| 栾川县| 古浪县|