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參數(shù)資料
| 型號： | EP7312-IV-90 |
| 廠商： | CIRRUS LOGIC INC |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | HIGH-PERFORMANCE, LOW-POWER SYSTEM ON CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE |
| 中文描述： | 32-BIT, FLASH, 90 MHz, RISC MICROCONTROLLER, PQFP208 |
| 封裝： | LQFP-208 |
| 文件頁數(shù)： | 20/64頁 |
| 文件大小： | 1710K |
| 代理商： | EP7312-IV-90 |
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20
Copyright Cirrus Logic, Inc. 2003
(All Rights Reserved)
DS508PP5
EP7312
High-Performance, Low-Power System on Chip
SDRAM Refresh Cycle
Note:
1. Timings are shown with CAS latency = 2
2. The SDCLK signal may be phase shifted relative to the rest of the SDRAM control and data signals due to uneven loading.
Designers should take care to ensure that delays between SDRAM control and data signals are approximately equal
SDCLK
SDCS
SDRAS
SDCAS
SDQM
[3:0]
SDMWE
SDATA
ADDR
t
CSa
t
RAa
t
CSd
t
RAd
t
CAa
t
CAd
Figure 6. SDRAM Refresh Cycle Timing Measurement
相關(guān)PDF資料 |
PDF描述 |
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| EP7312-IV-C | HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE |
| EP7312-IB-90 | HIGH-PERFORMANCE, LOW-POWER SYSTEM ON CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE |
| EP7312 | HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE |
| EP7312-CB-90 | HIGH-PERFORMANCE, LOW-POWER SYSTEM ON CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE |
| EP7312-IB-C | HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| EP7312-IV-C | 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE |
| EP7312-IVZ | 功能描述:音頻片上系統(tǒng) - SoC IC Hgh-Prfrmnc Low- Power SOC w/SDRAM RoHS:否 制造商:Cirrus Logic |
| EP7312M-CBZ | 功能描述:音頻片上系統(tǒng) - SoC IC Hgh-Prfrmnc Low- Power SOC w/SDRAM RoHS:否 制造商:Cirrus Logic |
| EP7312M-CVZ | 功能描述:音頻片上系統(tǒng) - SoC IC Hgh-Prfrmnc Low- Power SOC w/SDRAM RoHS:否 制造商:Cirrus Logic |
| EP7312M-CVZ-90 | 功能描述:音頻片上系統(tǒng) - SoC IC Hgh-Prfrmnc Low- Power SOC w/SDRAM RoHS:否 制造商:Cirrus Logic |
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