Datasheet

Rev. F | Page 46 of 64 | March 2008
ADSP-21060/ADSP-21060L/ADSP-21062/ADSP-21062L/ADSP-21060C/ADSP-21060LC
JTAG Test Access Port and Emulation
For JTAG Test Access Port and Emulation, see Table 36 and
Figure 27.
Table 36. JTAG Test Access Port and Emulation
Parameter Min Max Unit
Timing Requirements
t
TCK
TCK Period t
CK
ns
t
STAP
TDI, TMS Setup Before TCK High 5 ns
t
HTAP
TDI, TMS Hold After TCK High 6 ns
t
SSYS
System Inputs Setup Before TCK Low
1
7ns
t
HSYS
System Inputs Hold After TCK Low
1, 2
18 ns
t
TRSTW
TRST Pulse Width 4t
CK
ns
Switching Characteristics
t
DTDO
TDO Delay from TCK Low 13 ns
t
DSYS
System Outputs Delay After TCK Low
3
18.5 ns
1
System Inputs = DATA63–0, ADDR31–0, RD, WR, ACK, SBTS, HBR, HBG, CS, DMAR1, DMAR2, BR6–1, ID2–0, RPBA, IRQ2–0, FLAG3–0, PA, BRST, DR0, DR1, TCLK0,
TCLK1, RCLK0, RCLK1, TFS0, TFS1, RFS0, RFS1, LxDAT7–0, LxCLK, LxACK, EBOOT, LBOOT, BMS
, CLKIN, RESET.
2
For ADSP-21060L/ADSP-21060LC/ADSP-21062L, specification is 18.5 ns min.
3
System Outputs = DATA63–0, ADDR31–0, MS3–0, RD, WR, ACK, PAGE, CLKOUT, HBG, REDY, DMAG1, DMAG2, BR6–1, PA, BRST, CIF, FLAG3–0, TIMEXP, DT0,
DT1, TCLK0, TCLK1, RCLK0, RCLK1, TFS0, TFS1, RFS0, RFS1, LxDAT7–0, LxCLK, LxACK, BMS.
Figure 27. JTAG Test Access Port and Emulation
TCK
TMS
TDI
TDO
SYSTEM
INPUTS
SYSTEM
OUTPUTS
t
STAP
t
TCK
t
HTAP
t
DTDO
t
SSYS
t
HSYS
t
DSYS