参数资料
型号: SM320C6701GJCA16EP
厂商: TEXAS INSTRUMENTS INC
元件分类: 数字信号处理
英文描述: 32-BIT, 166.67 MHz, OTHER DSP, PBGA352
封装: 35 X 35 MM, PLASTIC, BGA-352
文件页数: 22/62页
文件大小: 894K
代理商: SM320C6701GJCA16EP
SM320C6701EP, SM320C6701MECHEP
FLOATINGPOINT DIGITAL SIGNAL PROCESSOR
SGUS042A MAY 1998 REVISED APRIL 2004
29
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
INPUT AND OUTPUT CLOCKS (CONTINUED)
switching characteristics for CLKOUT1 (see Figure 9)
NO.
PARAMETER
C6701-120
C6701-167
UNIT
NO.
PARAMETER
CLKMODE = x4
CLKMODE = x1
UNIT
MIN
MAX
MIN
MAX
1
tc(CKO1)
Cycle time, CLKOUT1
P 0.7
P + 0.7
P 0.7
P + 0.7
ns
2
tw(CKO1H)
Pulse duration, CLKOUT1 high
(P/2) 0.5
(P/2) + 0.5
PH 0.5
PH + 0.5
ns
3
tw(CKO1L)
Pulse duration, CLKOUT1 low
(P/2) 0.5
(P/2) + 0.5
PL 0.5
PL + 0.5
ns
4
tt(CKO1)
Transition time, CLKOUT1
0.6
ns
P = 1/CPU clock frequency in nanoseconds (ns).
PH is the high period of CLKIN in ns and PL is the low period of CLKIN in ns.
CLKOUT1
1
3
4
2
Figure 9. CLKOUT1 Timings
switching characteristics for CLKOUT2§ (see Figure 10)
NO.
PARAMETER
C6701-120
C6701-167
UNIT
NO.
PARAMETER
MIN
MAX
UNIT
1
tc(CKO2)
Cycle time, CLKOUT2
2P 0.7
2P + 0.7
ns
2
tw(CKO2H)
Pulse duration, CLKOUT2 high
P 0.7
P + 0.7
ns
3
tw(CKO2L)
Pulse duration, CLKOUT2 low
P 0.7
P + 0.7
ns
4
tt(CKO2)
Transition time, CLKOUT2
0.6
ns
§ P = 1/CPU clock frequency in ns.
CLKOUT2
1
2
3
4
Figure 10. CLKOUT2 Timings
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