SM5849F View Datasheet(PDF) - Nippon Precision Circuits
Part Name
Description
MFG CO.
'SM5849F' PDF : 26 Pages View PDF
SM5849AF
Microcontroller interface (MCK, MDT, MLEN)
Parameter
M C K L OW -level pulsewidth
MCK HIGH-level pulsewidth
MDT setup time
MDT hold time
M L E N L OW -level pulsewidth
MLEN HIGH-level pulsewidth
MLEN setup time
MLEN hold time
Symbol
tM C W L
tM C W H
tM D S
tM D H
tM LW L
tM LW H
tM L S
tM L H
Rating
Unit
min
typ
max
50
–
–
ns
50
–
–
ns
50
–
–
ns
50
–
–
ns
50
–
–
ns
50
–
–
ns
50
–
–
ns
50
–
–
ns
MDT
MCK
MLEN
tMDS
tMCWL
tMDH
tMCWH
tMLS
tMLWL
tMLH
tMLWH
0.5VDD
0.5VDD
0.5VDD
Reset input (RSTN)
Parameter
Symbol
First HIGH-level pulsewidth after supply ON
RSTN pulsewidth
Note: tC Y is the system clock input cycle time.
tR S T = approximately 3.8µs when tC Y = 59ns.
tH R S T
tR S T
VDD
RSTN
tHRST
Rating
Unit
min
typ
max
–
640
–
tC Y
64
–
–
tC Y
tRST
NIPPON PRECISION CIRCUITS—11
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