參數(shù)資料
型號(hào): SM320C6701GJCA16EP
廠商: TEXAS INSTRUMENTS INC
元件分類: 數(shù)字信號(hào)處理
英文描述: 32-BIT, 166.67 MHz, OTHER DSP, PBGA352
封裝: 35 X 35 MM, PLASTIC, BGA-352
文件頁數(shù): 21/62頁
文件大?。?/td> 894K
代理商: SM320C6701GJCA16EP
SM320C6701EP, SM320C6701MECHEP
FLOATINGPOINT DIGITAL SIGNAL PROCESSOR
SGUS042A MAY 1998 REVISED APRIL 2004
28
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
INPUT AND OUTPUT CLOCKS
timing requirements for CLKIN (see Figure 8)
C6701-120
C6701-167
NO.
CLKMODE = x4
CLKMODE = x1
CLKMODE = x4
CLKMODE = x1
UNIT
NO.
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
1
tc(CLKIN)
Cycle time, CLKIN
33.3
8.3
24
6
ns
2
tw(CLKINH)
Pulse duration,
CLKIN high
0.4C
0.45C
0.4C
0.45C
ns
3
tw(CLKINL)
Pulse duration,
CLKIN low
0.4C
0.45C
0.4C
0.45C
ns
4
tt(CLKIN)
Transition time, CLKIN
5
0.6
5
0.6
ns
The reference points for the rise and fall transitions are measured at 20% and 80%, respectively, of VIH.
C = CLKIN cycle time in ns. For example, when CLKIN frequency is 10 MHz, use C = 100 ns.
CLKIN
1
2
3
4
Figure 8. CLKIN Timings
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