參數(shù)資料
型號(hào): EP7311-CB-C
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, 74 MHz, RISC MICROCONTROLLER, PBGA256
封裝: 17 X 17 MM, 1.61 MM HEIGHT, PLASTIC, MO-151, BGA-256
文件頁數(shù): 13/54頁
文件大小: 1533K
代理商: EP7311-CB-C
DS506PP1
Copyright Cirrus Logic, Inc. 2003
(All Rights Reserved)
13
EP7311
High-Performance, Low-Power System on Chip
SDRAM Interface
Figure3
through
Figure6
definethetimings associated with all phases of theSDRAM. Thefollowing tablecontains the
values for thetimings of each of theSDRAM modes.
Parameter
Symbol
Min
Typ
Max
Unit
SDCLK rising edge to SDCS assert delay time
t
CSa
0
2
4
ns
SDCLK rising edge to SDCS deassert delay time
t
CSd
3
2
10
ns
SDCLK rising edge to SDRAS assert delay time
t
RAa
1
3
7
ns
SDCLK rising edge to SDRAS deassert delay time
t
RAd
3
1
10
ns
SDCLK rising edge to SDRAS invalid delay time
t
RAnv
2
4
7
ns
SDCLK rising edge to SDCAS assert delay time
t
CAa
2
2
5
ns
SDCLK rising edge to SDCAS deassert delay time
t
CAd
5
0
3
ns
SDCLK rising edge to ADDR transition time
t
ADv
3
1
5
ns
SDCLK rising edge to ADDR invalid delay time
t
ADx
2
2
5
ns
SDCLK rising edge to SDMWE assert delay time
t
MWa
2
1
5
ns
SDCLK rising edge to SDMWE deassert delay time
t
MWd
4
0
4
ns
DATA transition to SDCLK rising edge time
t
DAs
-
-
2
ns
SDCLK rising edge to DATA transition hold time
t
DAh
-
-
1
ns
SDCLK rising edge to DATA transition delay time
t
DAd
0
-
15
ns
相關(guān)PDF資料
PDF描述
EP7311-CR-C HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
EP7311 HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
EP7311-CV-C HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
EP7311-EB-C HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
EP7311-ER-C HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
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