參數(shù)資料
型號: TMS320C241FNS
元件分類: 數(shù)字信號處理
英文描述: 16-Bit Digital Signal Processor
中文描述: 16位數(shù)字信號處理器
文件頁數(shù): 98/116頁
文件大?。?/td> 1485K
代理商: TMS320C241FNS
TMS320F243, TMS320F241
DSP CONTROLLERS
SPRS064B – DECEMBER 1997 – REVISED FEBRUARY 1999
98
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
external memory interface ready-on-read timings
switching characteristics over recommended operating conditions for an external memory
interface ready-on-read (see Figure 40)
PARAMETER
MIN
MAX
UNIT
td(COL–A)RD
Delay time, CLKOUT low to address valid
5
ns
timing requirements for an external memory interface ready-on-read (see Figure 40)
MIN
MAX
UNIT
th(RDY)COH
Hold time, READY after CLKOUT high
–5
ns
tsu(D)RD
tv(RDY)ARD
tsu(RDY)COH
Setup time, read data before RD strobe inactive high
12
ns
Valid time, READY after address valid on read
4
ns
Setup time, READY before CLKOUT high
17
ns
th(RDY)COH
CLKOUT
PS, DS, IS, BR
RD
D[0:15]
STRB
A[0:15]
td(COL–A)RD
tv(RDY)ARD
tsu(RDY)COH
READY
Wait Cycle
tsu(D)RD
Figure 40. Ready-on-Read Timings
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