Ti" />
參數(shù)資料
型號(hào): ADSP-21065LKSZ-264
廠商: Analog Devices Inc
文件頁(yè)數(shù): 24/44頁(yè)
文件大小: 0K
描述: IC DSP CONTROLL 544KBIT 208-MQFP
產(chǎn)品培訓(xùn)模塊: SHARC Processor Overview
標(biāo)準(zhǔn)包裝: 1
系列: SHARC®
類型: 浮點(diǎn)
接口: 主機(jī)接口,串行端口
時(shí)鐘速率: 60MHz
非易失內(nèi)存: 外部
芯片上RAM: 64kB
電壓 - 輸入/輸出: 3.30V
電壓 - 核心: 3.30V
工作溫度: 0°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 208-BFQFP
供應(yīng)商設(shè)備封裝: 208-MQFP(28x28)
包裝: 托盤
REV. C
ADSP-21065L
–30–
SDRAM Interface—Bus Master
Use these specifications for ADSP-21065L bus master accesses of SDRAM.
Parameter
Min
Max
Unit
Timing Requirements:
tSDSDK
Data Setup Before SDCLK
2.0
ns
tHDSDK
Data Hold After SDCLK
1.25
ns
Switching Characteristics:
tDSDK1
First SDCLK Rise Delay After CLKIN
9.0 + 6 DT
12.75 + 6 DT
ns
tDSDK2
Second SDCLK Rise Delay After CLKIN
25.5 + 22 DT
29.25 + 22 DT
ns
tSDK
SDCLK Period
16.67
tCK/2
ns
tSDKH
SDCLK Width High
7.5 + 8 DT
ns
tSDKL
SDCLK Width Low
6.5 + 8 DT
ns
tDCADSDK
Command, Address, Data, Delay After SDCLK
1
10.0 + 5 DT
ns
tHCADSDK
Command, Address, Data, Hold After SDCLK
1
4.5 + 5 DT
ns
tSDTRSDK
Data Three-State After SDCLK
9.5 + 5 DT
ns
tSDENSDK
Data Enable After SDCLK
2
6.0 + 5 DT
ns
tSDCTR
SDCLK, Command Three-State After CLKIN
1
5.0 + 3 DT
9.75 + 3 DT
ns
tSDCEN
SDCLK, Command Enable After CLKIN
1
5.0 + 2 DT
10.0 + 2 DT
ns
tSDATR
Address Three-State After CLKIN
–1.0 – 4 DT
3.0 – 4 DT
ns
tSDAEN
Address Enable After CLKIN
1.0 – 2 DT
7.0 – 2 DT
ns
NOTES
1Command = SDCKE,
MSx, RAS, CAS, SDWE, DQM, and SDA10.
2SDRAM controller adds one SDRAM CLK three-stated cycle delay (t
CK/2) on a Read followed by a Write.
SDRAM Interface—Bus Slave
These timing requirements allow a bus slave to sample the bus master’s SDRAM command and detect when a refresh occurs.
Parameter
Min
Max
Unit
Timing Requirements:
tSSDKC1
First SDCLK Rise After CLKIN
6.50 + 16 DT
17.5 + 16 DT
ns
tSSDKC2
Second SDCLK Rise After CLKIN
23.25
34.25
ns
tSCSDK
Command Setup Before SDCLK
*
0.0
ns
tHCSDK
Command Hold After SDCLK
*
2.0
ns
NOTE
*Command = SDCKE, RAS, CAS, and SDWE.
相關(guān)PDF資料
PDF描述
GEC06DRES-S13 CONN EDGECARD 12POS .100 EXTEND
180-015-102L001 CONN DB15 MALE HD SOLDER CUP TIN
171-025-203L031 CONN DB25 FEMALE SLD CUP NICKEL
AGM24DTBN-S189 CONN EDGECARD 48POS R/A .156 SLD
AYM24DTBH-S189 CONN EDGECARD 48POS R/A .156 SLD
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADSP-2106X 制造商:AD 制造商全稱:Analog Devices 功能描述:DSP Microcomputer Family
ADSP-2109 制造商:AD 制造商全稱:Analog Devices 功能描述:Low Cost DSP Microcomputers
ADSP-2109KP-80 制造商:AD 制造商全稱:Analog Devices 功能描述:Low Cost DSP Microcomputers
ADSP-2109LKP-55 制造商:AD 制造商全稱:Analog Devices 功能描述:Low Cost DSP Microcomputers
ADSP-2111 制造商:AD 制造商全稱:Analog Devices 功能描述:ADSP-2100 Family DSP Microcomputers