AMD-K6-2E Datasheet, PDF (298/332 Pages) Advanced Micro Devices – AMD-K6™-2E Embedded Processor

AMD-K6™-2E Processor Data Sheet
Preliminary Information
22529B/0—January 2000
Table 64. TCK Waveform and TRST# Timing at 25 MHz
Symbol
t₁₀₃
t₁₀₄
t₁₀₅
t_1061,2
t_1071,2
t₁₀₈₃
Parameter Description
TCK Frequency
TCK Period
TCK High Time
TCK Low Time
TCK Fall Time
TCK Rise Time
TRST# Pulse Width
Preliminary Data
Min
40.0 ns
14.0 ns
14.0 ns
Max
25 MHz
5.0 ns
5.0 ns
30.0 ns
Figure
95
95
95
95
95
95
96
Notes:
1. Rise/Fall times can be increased by 1.0 ns for each 10 MHz that TCK is run below its maximum frequency of 25 MHz.
2. Rise/Fall times are measured between 0.8 V and 2.0 V.
3. Asynchronous.
Table 65. Test Signal Timing at 25 MHz
Symbol Parameter Description
t₁₀₉₁
TDI Setup Time
t₁₁₀₁
TDI Hold Time
t₁₁₁₁
TMS Setup Time
t₁₁₂₁
TMS Hold Time
t₁₁₃₂
TDO Valid Delay
t₁₁₄₂
TDO Float Delay
t₁₁₅₂
All Outputs (Non-Test) Valid Delay
t₁₁₆₂
All Outputs (Non-Test) Float Delay
t₁₁₇₁
All Inputs (Non-Test) Setup Time
t₁₁₈₁
All Inputs (Non-Test) Hold Time
Notes:
1. Parameter is measured from the TCK rising edge.
2. Parameter is measured from the TCK falling edge.
Preliminary Data
Min
Max
5.0 ns
9.0 ns
5.0 ns
9.0 ns
3.0 ns
13.0 ns
16.0 ns
3.0 ns
13.0 ns
16.0 ns
5.0 ns
9.0 ns
Figure
97
97
97
97
97
97
97
97
97
97
280
Signal Switching Characteristics
Chapter 15