Datasheet

63
32072SH–AVR32–10/2012
AT32UC3A3
7.12 JTAG Characteristics
7.12.1 JTAG Interface Signals
Table 7-37. JTAG Interface Timing Specification
Symbol Parameter Conditions
(1)
1. V
VDDIO
from 3.0V to 3.6V, maximum external capacitor = 40pF
Min. Max. Unit
JTAG
0
TCK Low Half-period 6 ns
JTAG
1
TCK High Half-period 3 ns
JTAG
2
TCK Period 9ns
JTAG
3
TDI, TMS Setup before TCK High 1 ns
JTAG
4
TDI, TMS Hold after TCK High 0 ns
JTAG
5
TDO Hold Time 4 ns
JTAG
6
TCK Low to TDO Valid 6ns
JTAG
7
Device Inputs Setup Time ns
JTAG
8
Device Inputs Hold Time ns
JTAG
9
Device Outputs Hold Time ns
JTAG
10
TCK to Device Outputs Valid ns