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SM5902 PDF预览

SM5902

更新时间: 2024-02-16 19:35:45
品牌 Logo 应用领域
NPC 存储控制器
页数 文件大小 规格书
40页 309K
描述
compression and non compression type shock-proof memory controller

SM5902 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:QFP, QFP44,.5SQ,32Reach Compliance Code:unknown
风险等级:5.74商用集成电路类型:CONSUMER CIRCUIT
JESD-30 代码:S-PQFP-G44端子数量:44
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:QFP
封装等效代码:QFP44,.5SQ,32封装形状:SQUARE
封装形式:FLATPACK电源:3/5 V
认证状态:Not Qualified子类别:Other Consumer ICs
最大压摆率:12 mA表面贴装:YES
温度等级:INDUSTRIAL端子形式:GULL WING
端子节距:0.8 mm端子位置:QUAD
Base Number Matches:1

SM5902 数据手册

 浏览型号SM5902的Datasheet PDF文件第5页浏览型号SM5902的Datasheet PDF文件第6页浏览型号SM5902的Datasheet PDF文件第7页浏览型号SM5902的Datasheet PDF文件第9页浏览型号SM5902的Datasheet PDF文件第10页浏览型号SM5902的Datasheet PDF文件第11页 
SM5902AF  
Serial output (ZSRDATA, ZLRCK, ZSCK pins)  
Parameter  
Symbol  
Condition  
Rating  
Typ  
Unit  
Min  
Max  
ZSCK pulsewidth  
ZSCK pulse cycle  
t
t
t
t
SCOW  
SCOY  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
1/96fs  
1/48fs  
ZSRDATA and ZLRCK output delay time  
DHL  
DLH  
0
0
60  
60  
ns  
ns  
ZSCK  
0.5V  
DD  
tSCOW  
tSCOY  
tSCOW  
ZSRDATA  
ZLRCK  
0.5V  
DD  
tDHL  
tDLH  
DRAM access timing (NRAS, NCAS, NCAS2, NWE, A0 to A10, D0 to D3)  
Parameter  
Symbol  
Condition  
Rating  
Typ  
5
Unit  
Min  
3
Max  
NRAS pulsewidth  
t
RASL  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
15 pF load  
t
CY(note)  
t
RASH  
t
t
t
t
t
t
t
t
t
t
CY  
CY  
CY  
CY  
CY  
CY  
CY  
CY  
CY  
CY  
NRAS falling edge to NCAS falling edge  
NCAS pulsewidth  
t
RCD  
2
t
CASH  
5
t
CASL  
RADS  
RADH  
CADS  
3
1
1
1
5
3
3
NRAS  
falling edge to address  
NCAS  
Setup time  
Hold time  
Setup time  
Hold time  
Setup time  
Hold time  
Input setup  
Input hold  
t
t
t
falling edge to address  
NCAS  
t
t
CADH  
CWDS  
falling edge to data write  
NCAS  
t
CWDH  
t
CRDS  
40  
0
ns  
rising edge to data read  
t
CRDH  
ns  
NWE pulsewidth  
t
t
WEL  
WCS  
15 pF load  
15 pF load  
6
3
t
t
CY  
CY  
NWE falling edge to NCAS falling edge  
Non compression  
6-bit compression  
DRAM 5-bit compression  
1.5  
3.7  
ms  
ms  
ms  
ms  
ms  
ms  
ms  
ms  
ms  
ms  
ms  
ms  
Refresh cycle  
1M  
(fs = 44.1 kHz playback)  
4.4  
t
REF  
× 1  
4-bit compression  
Non compression  
6-bit compression  
5.5  
Memory system ON  
Decode sequence operation  
(RDEN=H)  
3.0  
4M  
7.3  
DRAM 5-bit compression  
× 1 or × 2 4-bit compression  
Non compression  
8.8  
10.9  
5.9  
16M  
DRAM 5-bit compression  
× 1 4-bit compression  
6-bit compression  
14.6  
17.5  
21.8  
Note. tCY is the system clock (CLK) input (384fs) cycle time. tCY = 59 ns when fs = 44.1 kHz  
NIPPON PRECISION CIRCUITS-8  

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