zl50409 Zarlink Semiconductor, zl50409 Datasheet - Page 132

• Manufacturer Part Number: zl50409
• Description: Managed 9-port 10/100m Ethernet Switch
• Manufacturer: Zarlink Semiconductor

13.4.10
Symbol
J1
J2
J3
TMS, TDI
TCK
TDO
JTAG (IEEE 1149.1-2001)
TCK frequency of operation
TCK cycle time
TCK clock pulse width
TRST# assert time
TMS, TDI data setup time
TMS, TDI data hold time
TCK to TDO data valid
Parameter
J3-min
J3-max
Figure 28 - JTAG Timing Diagram
Zarlink Semiconductor Inc.
J1
ZL50409
132
Min.
20
20
10
0
3
7
0
J2
Typ.
10
Max.
15
50
-
Units
MHz
ns
ns
ns
ns
ns
ns
TRST is an
asynchronous signal
Note:
Data Sheet