参数资料
型号: ADSP-21375KSWZ-2B
厂商: Analog Devices Inc
文件页数: 48/56页
文件大小: 0K
描述: IC DSP 32BIT 266MHZ 208-MQFP
产品培训模块: SHARC Processor Overview
标准包装: 36
系列: SHARC®
类型: 浮点
接口: DAI,DPI
时钟速率: 266MHz
非易失内存: ROM(256 kB)
芯片上RAM: 64kB
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
JTAG Test Access Port and Emulation
Table 41. JTAG Test Access Port and Emulation
Parameter
Min
Max
Unit
Timing Requirements
t TCK
t STAP
t HTAP
t SSYS 1
TCK Period
TDI, TMS Setup Before TCK High
TDI, TMS Hold After TCK High
System Inputs Setup Before TCK High
t CK
5
6
7
ns
ns
ns
ns
t HSYS
1
System Inputs Hold After TCK High
18
ns
t TRSTW
TRST Pulse Width
4 × t CK
ns
Switching Characteristics
t DSYS
t DTDO
2
TDO Delay from TCK Low
System Outputs Delay After TCK Low
7
t CK ? ? 2 + 7
ns
ns
1
2
System Inputs = ADDR15–0, CLKCFG1–0, RESET, BOOT_CFG1–0, DAI_Px, and FLAG3–0.
System Outputs = DAI_Px, ADDR15–0, RD, WR, FLAG3–0, EMU, and ALE.
t TCK
TCK
TMS
TDI
TDO
t DTDO
t STAP
t SSYS
t HTAP
t HSYS
SYSTEM
INPUTS
t DSYS
SYSTEM
OUTPUTS
Figure 35. IEEE 1149.1 JTAG Test Access Port
Rev. D | Page 48 of 56 | April 2013
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