参数资料
型号: ADSP-21371KSWZ-2B
厂商: Analog Devices Inc
文件页数: 16/48页
文件大小: 0K
描述: IC DSP 32BIT 266MHZ 208-LQFP
产品培训模块: SHARC Processor Overview
标准包装: 1
系列: SHARC®
类型: 浮点
接口: DAI,DPI
时钟速率: 266MHz
非易失内存: ROM(512 kB)
芯片上RAM: 128kB
电压 - 输入/输出: 3.30V
电压 - 核心: 1.20V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 208-LQFP 裸露焊盘
供应商设备封装: 208-LQFP-EP(28x28)
包装: 托盘
ADSP-21371
Timer WDTH_CAP Timing
The following timing specification applies to timer0, and
timer1, and in WDTH_CAP (pulse width count and capture)
mode. Timer signals are routed to the DPI_P14–1 pins through
the SRU. Therefore, the timing specification provided below is
valid at the DPI_P14–1 pins.
Table 20. Timer Width Capture Timing
Parameter
Min
Max
Unit
Timing Requirement
tPWI
Timer Pulse Width
2 × tPCLK
2 ×(231– 1) × tPCLK
ns
DPI_P14-1
(TIMER1-0)
tPWI
Figure 12. Timer Width Capture Timing
Pin to Pin Direct Routing (DAI and DPI)
For direct pin connections only (for example DAI_PB01_I to
DAI_PB02_O).
Table 21. DAI Pin to Pin Routing
Parameter
Min
Max
Unit
Timing Requirement
tDPIO
Delay DAI/DPI Pin Input Valid to DAI Output Valid
1.5
10
ns
DAI_Pn
DPI_Pn
DAI_pm
DPI_Pm
tDPIO
Figure 13. DAI Pin to Pin Direct Routing
Rev. 0
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Page 23 of 48
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June 2007
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