SM5844 NPC [Nippon Precision Circuits Inc], SM5844 Datasheet - Page 7

• Manufacturer Part Number: SM5844
• Description: Asynchronous Sample Rate Converter
• Manufacturer: NPC [Nippon Precision Circuits Inc]

BCKI, DI, LRCI inputs
BCKI, DI, LRCI timing
BCKO, LRCO (Inputs when SLAVE = HIGH)
1. B C KO clock inputs exceeding 64fso cannot be detected, and will cause incorrect operation.
B C K I L OW -level pulsewidth
BCKI HIGH-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
B C K O L OW -level pulsewidth
B C K O HIGH-level pulsewidth
B C K O pulse cycle
Last BCKO rising edge to LRCO edge
LRCO edge to first BCKO rising edge
BCKI
LRCI
DI
P arameter
P arameter
1
t
DS
S y m b o l
S y m b o l
t
t
t
t
B C W H 1
B C W H 2
B C W L 1
B C W L 2
t
t
B C Y 1
B C Y 2
t
t
t
t
t
t
B L 1
L B 1
B L 2
L B 2
D H
D S
SM5844AF
t
BCWH1
t
t
BL1
DH
m i n
m i n
100
156
50
50
50
50
50
50
78
78
78
78
t
BCY1
Rating
Rating
typ
typ
–
–
–
–
–
–
–
–
–
–
–
–
NIPPON PRECISION CIRCUITS—7
t
BCWL1
t
LB1
m a x
m a x
–
–
–
–
–
–
–
–
–
–
–
–
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
0.5V
0.5V
0.5V
DD
DD
DD