TMS570LS20216 Datasheet, PDF (72/101 Pages) Texas Instruments – 16/32-BIT RISC Flash Microcontroller

TMS570LS20216, TMS570LS20206, TMS570LS10216
TMS570LS10206, TMS570LS10116, TMS570LS10106
SPNS141 – MARCH 2010
www.ti.com
7.4 DAP - JTAG Scan Interface Timing
7.4.1 JTAG clock specification 12-MHz and 50-pF load on TDO output
NO.
1
2
3
4
5
f_(TCK)
f_(RTCK)
t_{d(TCK -RTCK)}
t_{su(TDI/TMS - RTCKr)}
t_{h(RTCKr -TDI/TMS)}
t_{h(RTCKr -TDO)}
t_{d(RTCKf -TDO)}
Table 7-7. JTAG Scan Interface Timing
TCK frequency (at HCLKmax)
RTCK frequency (at TCKmax and HCLKmax)
Delay time, TCK to RTCK
Setup time, TDI, TMS before RTCK rise (RTCKr)
Hold time, TDI, TMS after RTCKr
Hold time, TDO after RTCKr
Delay time, TDO valid after RTCK fall (RTCKf)
MIN
MAX
Unit
12
MHz
10
MHz
20
ns
15
ns
0
ns
0
ns
10
ns
TCK
RTCK
TMS
TDI
TDO
1
1
2
3
4
5
Figure 7-6. JTAG timing
72
Peripheral and Electrical Specifications
Copyright © 2010, Texas Instruments Incorporated
Submit Documentation Feedback
Product Folder Link(s): TMS570LS20216 TMS570LS20206 TMS570LS10216 TMS570LS10206 TMS570LS10116
TMS570LS10106