Datasheet

DT
CK
t
(BUF)
t
(D-SU)
t
(D-HD)
Start
t
(LOW)
t
(S-HD)
t
(CK-F)
t
(CK-R)
t
(HI)
Repeated Start
t
(RS-SU)
t
(RS-HD)
t
(DT-F)
t
(DT-R)
t
(P-SU)
Stop
T0050-02
PCM2704, ,PCM2705
PCM2706,PCM2707
SLES081F–JUNE2003–REVISEDJANUARY2009....................................................................................................................................................... www.ti.com
SYMBOLPARAMETERMINMAXUNIT
f
(CK)
CKclockfrequency100kHz
t
(BUF)
BusfreetimebetweenaSTOPandaSTARTcondition4.7µs
t
(LOW)
LowperiodoftheCKclock4.7µs
t
(HI)
HighperiodoftheCKclock4µs
t
(RS-SU)
SetuptimeforSTART/repeatedSTARTcondition4.7µs
t
(S-HD)
HoldtimeforSTART/repeatedSTARTcondition4µs
t
(RS-HD)
t
(D-SU)
Datasetuptime250ns
t
(D-HD)
Dataholdtime0900ns
t
(CK-R)
RisetimeofCKsignal20+0.1C
B
1000ns
t
(CK-F)
FalltimeofCKsignal20+0.1C
B
1000ns
t
(DT-R)
RisetimeofDTsignal20+0.1C
B
1000ns
t
(DT-F)
FalltimeofDTsignal20+0.1C
B
1000ns
t
(P-SU)
SetuptimeforSTOPcondition4µs
C
B
CapacitiveloadforDTandCKlines400pF
V
NH
NoisemarginatHIGHlevelforeachconnecteddevice(includinghysteresis)0.2V
DD
V
Figure26.ExternalROMReadInterfaceTimingRequirements
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ProductFolderLink(s):PCM2704PCM2705PCM2706PCM2707
PCM2704 and PCM2705
Not Recommended For New Designs