参数资料
型号: SM320C6701GLPS14
厂商: TEXAS INSTRUMENTS INC
元件分类: 数字信号处理
英文描述: 32-BIT, 140 MHz, OTHER DSP, CBGA429
封装: CERAMIC, BGA-429
文件页数: 55/62页
文件大小: 873K
代理商: SM320C6701GLPS14
SMJ320C6701
FLOATINGPOINT DIGITAL SIGNAL PROCESSOR
SGUS030A – APRIL 2000 – REVISED APRIL 2001
59
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
DMAC, TIMER, POWER-DOWN TIMING
switching characteristics for DMAC outputs (see Figure 37)
NO.
PARAMETER
’C6701-14
’C6701-16
UNIT
NO.
PARAMETER
MIN
MAX
UNIT
1
td(CKO1H-DMACV)
Delay time, CLKOUT1 high to DMAC valid
2
11
ns
1
CLKOUT1
DMAC[0:3]
Figure 37. DMAC Timing
timing requirements for timer inputs (see Figure 38)
NO.
’C6701-14
’C6701-16
UNIT
NO.
MIN
MAX
UNIT
1
tw(TINPH)
Pulse duration, TINP high
2P
ns
P = 1/CPU clock frequency in ns. For example, when running parts at 167 MHz, use P = 6 ns.
switching characteristics for timer outputs (see Figure 38)
NO.
PARAMETER
’C6701-14
’C6701-16
UNIT
NO.
PARAMETER
MIN
MAX
UNIT
2
td(CKO1H-TOUTV)
Delay time, CLKOUT1 high to TOUT valid
1
10
ns
2
1
CLKOUT1
TINP
TOUT
2
Figure 38. Timer Timing
switching characteristics for power-down outputs (see Figure 39)
NO.
PARAMETER
’C6701-14
’C6701-16
UNIT
NO.
PARAMETER
MIN
MAX
UNIT
1
td(CKO1H-PDV)
Delay time, CLKOUT1 high to PD valid
1
9
ns
1
CLKOUT1
PD
Figure 39. Power-Down Timing
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