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uPSD3212A, uPSD3212C, uPSD3212CV
Table 126. CPLD Macrocell Synchronous Clock Mode Timing (3V Devices)
Note: 1. Fast Slew Rate output available on PA3-PA0, PB3-PB0, and PD2-PD1. Decrement times by given amount.
2. CLKIN (PD1) t CLCL = tCH + tCL.
Figure 76. Asynchronous RESET / PresetFigure 77. Asynchronous Clock Mode Timing (Product Term Clock)
Symbol Parameter Con ditions Min Max PT
Aloc Turb o
Off Slew
rate(1) Unit
fMAX
Maximum Frequency
External Feedback 1/(tS+tCO)22.2 MHz
Maximum Frequency
Internal Feedback (fCNT)1/(tS+tCO–10) 28.5 MHz
Maximum Frequency
Pipelined Data 1/(tCH+tCL)40.0 MHz
tSInput Setup Time 20 + 4 + 20 ns
tHInput Hold Time 0 ns
tCH Clock High Time Clock Input 15 ns
tCL Clock Low Time Clock Input 10 ns
tCO Clock to Output Delay Clock Input 25 – 6 ns
tARD CPLD Array Delay Any
macrocell 25 + 4 ns
tMIN Minimum Clock Period(2) tCH+tCL 25 ns
tARP
REGISTER
OUTPUT
tARPW
RESET/PRESET
INPUT
AI02864
tCHA tCLA
tCOA
tHAtSA
CLOCK
INPUT
REGISTERED
OUTPUT
AI02859