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參數(shù)資料
| 型號(hào)： | SDA5273-2 |
| 廠商： | SIEMENS AG |
| 英文描述： | ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| 中文描述： | 集成電路消費(fèi)電子MEGATEXT和MEGATEXT普樂(lè)士集成電路 |
| 文件頁(yè)數(shù)： | 19/30頁(yè) |
| 文件大?。?/td> | 142K |
| 代理商： | SDA5273-2 |
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SDA 5273 / 75
SDA 5273-2 / 75-2
Semiconductor Group
19
1997-09-01
Characteristics
(cont’d)
T
A
= 0 to 70
°
C
Parameter
Symbol
Limit Values
Unit
Test Condition
min.
typ.
max.
DRAM-Interface (see diagram 5)
The external DRAM is operated in page mode.
The timing of the DRAM-interface signals are specified below.
Cycle time
t
WC
t
RAH
t
CAH
t
ASR
420
500
550
ns
Address hold time from RAS
25
ns
Address hold time from CAS
60
ns
Address set-up time from
RAS
5
ns
Address set-up time from
CAS
t
ASC
5
ns
L-time RAS
t
RASP
t
CASL
t
RP
t
CP
280
ns
L-time CAS
70
ns
H-time RAS
140
ns
H-time CAS
70
ns
Refresh period
20
ms
Write Cycle
L-time WE
t
WEL
t
DS
t
RCS
t
DH
t
OHZ
210
ns
Data set-up time to CAS
100
ns
WE set-up time to CAS
0
ns
Data hold time from CAS
55
ns
Data hold time from WE
10
ns
Read Cycle
H-time WE (output enable)
t
OEL
t
CAC
t
OFF
210
ns
Access time from CAS
60
ns
Data hold time of DRAM
40
ns
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SDA5273-2P | Cable ID Markers RoHS Compliant: Yes |
| SDA5273-2S | ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| SDA5273 | ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| SDA5273C | ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| SDA5273P | ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SDA5273-2P | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| SDA5273-2S | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| SDA5273C | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| SDA5273C-2CP | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
| SDA5273C-2CS | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:ICs for Consumer Electronics MEGATEXT and MEGATEXT PLUS ICs |
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