Cypress CY7C1470BV25, CY7C1472BV25, CY7C1474BV25 TAP AC Switching Characteristics

CY7C1470BV25
CY7C1472BV25, CY7C1474BV25
Document #: 001-15032 Rev. *D Page 15 of 29
TAP AC Switching Characteristics
Over the Operating Range [9, 10]
Parameter Description Min Max Unit
Clock
tTCYC TCK Clock Cycle Time 50 ns
tTF TCK Clock Frequency 20 MHz
tTH TCK Clock HIGH time 20 ns
tTL TCK Clock LOW time 20 ns
Output Times
tTDOV TCK Clock LOW to TDO Valid 10 ns
tTDOX TCK Clock LOW to TDO Invalid 0 ns
Setup Times
tTMSS TMS Setup to TCK Clock Rise 5 ns
tTDIS TDI Setup to TCK Clock Rise 5 ns
tCS Capture Setup to TCK Rise 5 ns
Hold Times
tTMSH TMS Hold after TCK Clock Rise 5 ns
tTDIH TDI Hold after Clock Rise 5 ns
tCH Capture Hold after Clock Rise 5 ns
Notes
9. tCS and tCH refer to the setup and hold time requirements of latching data from the boundary scan register.
10.Test conditions are specified using the load in TAP AC Test Conditions. tR/tF = 1 ns.
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