am79c850 Advanced Micro Devices, am79c850 Datasheet - Page 94

• Manufacturer Part Number: am79c850
• Description: Supernet-r 3
• Manufacturer: Advanced Micro Devices

SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges
Test Interface Signal Timing
SWITCHING WAVEFORMS
94
226
227
228
229
230
231
232
No.
AMD
Parameter
Symbol
TDI, TMS
t
t
t
PWH
t
PER
PWL
t
INV
t
t
PD
S
H
TCLK
TRST
TDO
Parameter Description
TCLK Period
TCLK Pulse Width High
TCLK Pulse Width Low
TDI, TMS, TRST Setup Time to TCLK High
TDI, TMS, TRST Hold Time from TCLK High
TDO Invalid from TCLK Low
TDO Valid from TCLK Low
Figure 42. TEST Interface Signal Timings
226
P R E L I M I N A R Y
229
SUPERNET 3
230
227
231
232
228
45%
45%
Min
80
25
6
0
1000
55%
Max
55%
30
19574A-43
Unit
ns
ns
ns
ns
ns