參數(shù)資料
型號: TMS320UVC5402
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號處理
英文描述: Fixed-Point Digital Signal Processor(定點DSP)
中文描述: 定點數(shù)字信號處理器(定點DSP)的
文件頁數(shù): 34/60頁
文件大?。?/td> 772K
代理商: TMS320UVC5402
TMS320UVC5402
FIXED-POINT DIGITAL SIGNAL PROCESSOR
SPRS100A – APRIL 1999 – REVISED AUGUST 1999
34
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
memory and parallel I/O interface timing (continued)
switching characteristics over recommended operating conditions for a memory write
(MSTRB = 0)[H = 0.5 t
c(CO)
]
(see Figure 10)
PARAMETER
MIN
MAX
UNIT
td(CLKH-A)
td(CLKL-A)
td(CLKL-MSL)
td(CLKL-D)W
td(CLKL-MSH)
td(CLKH-RWL)
td(CLKH-RWH)
td(RWL-MSTRBL)
th(A)W
th(D)MSH
tw(SL)MS
tsu(A)W
tsu(D)MSH
ten(D–RWL)
tdis(RWH–D)
Address, PS, and DS timings are all included in timings referenced as address.
In the case of a memory write preceded by a memory write
§In the case of a memory write preceded by an I/O cycle
Delay time, CLKOUT high to address valid
Delay time, CLKOUT low to address valid§
0
8
ns
0
8
ns
Delay time, CLKOUT low to MSTRB low
0
8
ns
Delay time, CLKOUT low to data valid
0
10
ns
Delay time, CLKOUT low to MSTRB high
0
8
ns
Delay time, CLKOUT high to R/W low
0
8
ns
Delay time, CLKOUT high to R/W high
0
8
ns
Delay time, R/W low to MSTRB low
Hold time, address valid after CLKOUT high
H–2
H+2
ns
0
8
ns
Hold time, write data valid after MSTRB high
H–3
H+3§
ns
Pulse duration, MSTRB low
2H–4
ns
Setup time, address valid before MSTRB low
2H–4
ns
Setup time, write data valid before MSTRB high
2H–10
2H§
ns
Enable time, data bus driven after R/W low
H–5
ns
Disable time, R/W high to data bus high impedance
0
ns
P
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