LAN8810I-AKZE Datasheet, PDF (96/100 Pages) Microchip Technology – GMII 10/100/1000 Ethernet Transceiver with HP Auto-MDIX Support

GMII 10/100/1000 Ethernet Transceiver with HP Auto-MDIX Support
Datasheet
5.5.8
JTAG Timing
This section specifies the JTAG timing of the device. Please refer to Section 3.9.9, "IEEE 1149.1
(JTAG) Boundary Scan," on page 39 for additional details.
TCK (Input)
t_tckp
t_tckhl
t_tckhl
t_su
t_h
TDI, TMS (Inputs)
t_dov
t_dohinvld
TDO (Output)
Figure 5.10 JTAG Timing
Table 5.19 JTAG Timing Values
SYMBOL
t_tckp
t_tckhl
t_su
t_h
t_dov
t_dohinvld
DESCRIPTION
TCK clock period
TCK clock high/low time
TDI, TMS setup to TCK rising edge
TDI, TMS hold from TCK rising edge
TDO output valid from TCK falling edge
TDO output invalid from TCK falling edge
MIN
66.67
t_tckp*0.4
10
10
0
MAX
t_tckp*0.6
16
UNITS
ns
ns
ns
ns
ns
ns
NOTES
Revision 1.0 (02-06-13)
96
DATASHEET
SMSC LAN8810/LAN8810i