PM7312 pmc-sierra, PM7312 Datasheet - Page 279

• Manufacturer Part Number: PM7312
• Description: Freedm 32a1024l Assp Telecom Standard Datasheet
• Manufacturer: pmc-sierra

Proprietary and Confidential to PMC-Sierra, Inc., and for its customers’ internal use.
Document No.: PMC-2021833, Issue 2
19.6 JTAG Timing
Symbol
Tp
Tz
Tzb
Notes:
·
Table 64 JTAG Port Interface (Figure 66)
Symbol
tS TMS
tH TMS
tS TDI
tH TDI
t P TDO
Notes:
·
Figure 66 JTAG Port Interface Timing
Maximum output propagation delays are measured with a 20pF load on the output.
Maximum output propagation delays are measured with a 50pF load on the output.
Description
SYSCLK High to Output Valid
SYSCLK High to Output High-Impedance
SYSCLK High to Output Driven
Description
TCK Frequency
TCK Duty Cycle
TMS Set-up time to TCK
TMS Hold time to TCK
TDI Set-up time to TCK
TDI Hold time to TCK
TCK Low to TDO Valid
TMS
TCK
TDO
TCK
TDI
FREEDM 32A1024L ASSP Telecom Standard Product Data Sheet
tP
tS
tS
TDO
TMS
TDI
tH
tH
TMS
TDI
Min
40
50
50
50
50
2
Min
0.5
0.5
0.5
Max
1
60
50
Max
6.5
6.5
Units
ns
ns
ns
Units
MHz
%
ns
ns
ns
ns
ns
Released
279