参数资料
型号: SM320C6701W16
厂商: Texas Instruments, Inc.
元件分类: 数字信号处理
英文描述: FLOATING-POINT DIGITAL SIGNAL PROCESSOR
中文描述: 浮点数字信号处理器
文件页数: 49/64页
文件大小: 939K
代理商: SM320C6701W16
SGUS030B
APRIL 2000
REVISED MAY 2001
49
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251
1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING
timing requirements for McBSP
(see Figure 31)
NO.
C6701-14
C6701-16
UNIT
MIN
MAX
2
tc(CKRX)
tw(CKRX)
Cycle time, CLKR/X
CLKR/X ext
*2P
ns
3
Pulse duration, CLKR/X high or CLKR/X low
CLKR/X ext
*P
1
ns
5
tsu(FRH-CKRL)
Set p time e ternal FSR high before CLKR lo
Setup time, external FSR high before CLKR low
CLKR int
*13
ns
CLKR ext
4
6
th(CKRL-FRH)
Hold time e ternal FSR high after CLKR lo
Hold time, external FSR high after CLKR low
CLKR int
*7
ns
CLKR ext
4
7
tsu(DRV-CKRL)
Set p time DR alid before CLKR lo
Setup time, DR valid before CLKR low
CLKR int
10
ns
CLKR ext
1
8
th(CKRL-DRV)
Hold time DR valid after CLKR low
Hold time, DR valid after CLKR low
CLKR int
4
ns
CLKR ext
4
10
tsu(FXH-CKXL)
Set p time e ternal FSX high before CLKX lo
Setup time, external FSX high before CLKX low
CLKX int
*13
ns
CLKX ext
4
11
th(CKXL-FXH)
Hold time e ternal FSX high after CLKX lo
Hold time, external FSX high after CLKX low
CLKX int
CLKX ext
*7
3
ns
P = 1/CPU clock frequency in ns. For example, when running parts at 167 MHz, use P = 6 ns.
CLKRP = CLKXP = FSRP = FSXP = 0 in the pin control register (PCR). If polarity of any of the signals is inverted, then the timing references
of that signal are also inverted.
*This parameter is not tested.
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