参数资料
型号: ADSP-21990BSTZ
厂商: ANALOG DEVICES INC
元件分类: 数字信号处理
英文描述: High-Performance Mixed-Signal DSP, 160 MHz, 4K Words Program Memory RAM; Package: LQFP 1.4 MM; No of Pins: 176; Temperature Range: Ind
中文描述: 16-BIT, 160 MHz, OTHER DSP, PQFP176
封装: ROHS COMPLIANT, MS-026BGA, LQFP-176
文件页数: 20/50页
文件大小: 2503K
代理商: ADSP-21990BSTZ
ADSP-21990
Rev. A
|
Page 27 of 50
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August 2007
Timer PWM_OUT Cycle Timing
Table 8 and Figure 9 describe timer expired operations. The
input signal is asynchronous in “width capture mode” and has
an absolute maximum input frequency of 40 MHz.
Table 8. Timer PWM_OUT Cycle Timing
Parameter
Min
Max
Unit
Switching Characteristic
tHTO
Timer Pulse Width Output1
12.5
(232 –1) cycles
ns
1 The minimum time for tHTO is one cycle, and the maximum time for tHTO equals (232 –1) cycles.
Figure 9. Timer PWM_OUT Cycle Timing
HCLK
PWM_OUT
tHTO
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