SM5879 View Datasheet(PDF) - Nippon Precision Circuits
Part Name
Description
MFG CO.
'SM5879' PDF : 20 Pages View PDF
AC Electrical Characteristics
System clock (XTI)
Crystal Oscillator
Parameter
Oscillator frequency
External clock input
Parameter
HIGH-level clock pulsewidth
LOW-level clock pulsewidth
Clock pulse cycle
XTI input clock
SM5879AV
Symbol
fOSC
Symbol
tCWH
tCWL
tXI
Rating
Unit
min
typ
max
10.0
16.9344
18.5
MHz
Rating
Unit
min
typ
max
20.0
29.5
50
ns
20.0
29.5
50
ns
54.0
59.0
100
ns
Serial input (BCKI, DI, LRCI)
Parameter
BCKI HIGH-level pulsewidth
BCKI LOW-level pulsewidth
BCKI pulse cycle
DI setup time
DI hold time
Last BCKI rising edge to LRCI edge
LRCI edge to first BCKI rising edge
Serial input timing
t XI
t CWL
t CWH
VIH1
0.5VDD
VIL1
Symbol
tBCWH
tBCWL
tBCY
tDS
tDH
tBL
tLB
Rating
Unit
min
typ
max
50
–
–
ns
50
–
–
ns
6tXI
–
50
–
–
ns
–
ns
50
–
–
ns
50
–
–
ns
50
–
–
ns
BCKI
DI
LRCI
t BCWH
t BCY
t BCWL
t DS
t DH
t LB
0.5VDD
0.5VDD
0.5VDD
t BL
NIPPON PRECISION CIRCUITS—8
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