AT91SAM7S32-AI ATMEL [ATMEL Corporation], AT91SAM7S32-AI Datasheet - Page 422

• Manufacturer Part Number: AT91SAM7S32-AI
• Description: AT91 ARM Thumb-based Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

JTAG Interface
Signals
Table 101. JTAG Interface Timing specification
422
Symbol
JTAG
JTAG
JTAG
JTAG
JTAG
JTAG
JTAG
JTAG
JTAG
JTAG
JTAG
0
1
2
3
4
5
6
7
8
9
10
AT91SAM7S32 Preliminary
Parameter
TCK Low Half-period
TCK High Half-period
TCK Period
TDI, TMS Setup before TCK High
TDI, TMS Hold after TCK High
TDO Hold Time
TCK Low to TDO Valid
Device Inputs Setup Time
Device Inputs Hold Time
Device Outputs Hold Time
TCK to Device Outputs Valid
The following table shows timings relative to operating condition limits defined in the section
“Conditions and Timings Computation” on page 416.
Conditions
C
C
C
C
C
C
C
C
TDO
TDO
TDO
TDO
OUT
OUT
OUT
OUT
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
0.037
0.037
Min
6.5
5.5
12
2
3
2
0
3
4
0.037
0.037
Max
15
20
6071A–ATARM–28-Oct-04
ns/pF
ns/pF
ns/pF
ns/pF
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns