參數(shù)資料
型號(hào): 79RC32355180DH
廠商: Integrated Device Technology, Inc.
英文描述: Communications Processor
中文描述: 通信處理器
文件頁(yè)數(shù): 21/47頁(yè)
文件大?。?/td> 987K
代理商: 79RC32355180DH
21 of 47
May 25, 2004
IDT 79RC32355
Figure 8 Memory and Peripheral Bus AC Timing Waveform - SDRAM Read Access
Figure 9 SYSCLKP - SDCLKINP Relationship
Addr
1111
BE's
1111
NOP
READ
NOP
11
Chip-Sel
11
11
Buffer Enables
11
Data
Tzd1
Tdz1
Tdo6
Tdo6
Tdo5
Tdo5
Tdo3
Tdo3
Tdo2
Tdo2
Thld1
Tsu1
CLKP
SYSCLKP
MADDR[21:0]
BWEN[3:0]
CMD[2:0]*
SDCSN[1:0]
BDIRN
BOEN[1:0]
MDATA[31:0]
SDCLKINP
SDRAM CAS Latency
Tdo7
Tdelay8
* NOTE: CMD[2:0] = {RASN, CASN, SDWEN}
RC32355
samples
read data
RC32355
SDRAM
SRAM,
EPROM,
etc.
external
buffer
SYSCLKP
SDCLKINP
CLKLP
Memory Bus
Tdelay8
RSTN
COLDRSTN
Vcc
pull-up
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