參數(shù)資料
型號: TMS320LF2407APGEA
廠商: TEXAS INSTRUMENTS INC
元件分類: 數(shù)字信號處理
英文描述: 16-BIT, 20 MHz, OTHER DSP, PQFP144
封裝: GREEN, PLASTIC, LQFP-144
文件頁數(shù): 134/134頁
文件大?。?/td> 1724K
代理商: TMS320LF2407APGEA
TMS320LF2407A,TMS320LF2406A, TMS320LF2403A, TMS320LF2402A
TMS320LC2406A,TMS320LC2404A,TMS320LC2403A,TMS320LC2402A
DSP CONTROLLERS
SPRS145L JULY 2000 REVISED SEPTEMBER 2007
99
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
external memory interface read timing
switching characteristics over recommended operating conditions for an external memory
interface read at 40 MHz [H = 0.5tc(CO)] (see Figure 46)
PARAMETER
MIN
MAX
UNIT
td(COL-CNTL)
Delay time, CLKOUT low to control valid
4
ns
td(COL-CNTH)
Delay time, CLKOUT low to control inactive
5
ns
td(COL-A)RD
Delay time, CLKOUT low to address valid
8
ns
td(COH-RDL)
Delay time, CLKOUT high to RD strobe active
5
ns
td(COL-RDH)
Delay time, CLKOUT low to RD strobe inactive high
8
1
ns
td(COL-SL)
Delay time, CLKOUT low to STRB strobe active low
5
ns
td(COL-SH)
Delay time, CLKOUT low to STRB strobe inactive high
6
ns
td(WRN)
Delay time, W/R going low to R/W rising
5
ns
th(A)COL
Hold time, address valid after CLKOUT low
2
ns
tsu(A)RD
Setup time, address valid before RD strobe active low
H 7
ns
th(A)RD
Hold time, address valid after RD strobe inactive high
0
ns
timing requirements [H = 0.5tc(CO)] (see Figure 46)
MIN
MAX
UNIT
ta(A)
Access time, read data from address valid
2H 10
ns
ta(RD)
Access time, read data from RD low
H 7
ns
tsu(D)RD
Setup time, read data before RD strobe inactive high
8
ns
th(D)RD
Hold time, read data after RD strobe inactive high
0
ns
th(AIV-D)
Hold time, read data after address invalid
0
ns
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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