Cypress CY7C1310AV18, CY7C1312AV18 TAP AC Switching Characteristics Over the Operating Range26

	CY7C1310AV18
PRELIMINARY	CY7C1312AV18
	CY7C1314AV18

TAP AC Switching Characteristics Over the Operating Range[26, 27]

Parameter	Description	Min.	Max.	Unit
tTCYC	TCK Clock Cycle Time	100		ns
tTF	TCK Clock Frequency		10	MHz
tTH	TCK Clock HIGH	40		ns
tTL	TCK Clock LOW	40		ns
Set-up Times
tTMSS	TMS Set-up to TCK Clock Rise	10		ns
tTDIS	TDI Set-up to TCK Clock Rise	10		ns
tCS	Capture Set-up to TCK Rise	10		ns
Hold Times
tTMSH	TMS Hold after TCK Clock Rise	10		ns
tTDIH	TDI Hold after Clock Rise	10		ns
tCH	Capture Hold after Clock Rise	10		ns
Output Times
tTDOV	TCK Clock LOW to TDO Valid		20	ns
tTDOX	TCK Clock LOW to TDO Invalid	0		ns

TAP Timing and Test Conditions[27]

			0.9V
				50Ω
TDO
	Z0	= 50Ω		CL = 20 pF	0V
			GND		tTH

(a)

ALL INPUT PULSES

1.8V

0.9V

tTL

Test Clock

TCK

Test Mode Select

TMS

Test Data-In

TDI

Test Data-Out

TDO

tTMSS

tTDIS

tTMSH

tTDIH

tTDOV

tTCYC

tTDOX

26.tCS and tCH refer to the set-up and hold time requirements of latching data from the boundary scan register.

27.Test conditions are specified using the load in TAP AC test conditions. tR/tF = 1 ns.

Document #: 38-05497 Rev. *A Page 17 of 21

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