SM5950BM NPC, SM5950BM Datasheet - Page 4

• Manufacturer Part Number: SM5950BM
• Description: Asynchronous Sample Rate Converter
• Manufacturer: NPC

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PIN DESCRIPTION
Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
DMUTE
THROU
OMOD1
OMOD0
TMOD0
TMOD1
IMOD0
IMOD1
SLAVE
DEEM
DOUT
Name
RSTN
SCKO
BCKO
LRCO
BCKI
LRCI
VDD
IISO
VSS
FS0
FS1
IISI
DI
I/O
I/O
I/O
O
–
–
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Sample rate clock input (fsi)
Bit clock input (32fsi to 64fsi)
Data input
IC test mode select pin (must be LOW for normal operation)
Reset pin
VDD supply (3.3V)
IIS input select pin
Input format select pin 0
Input format select pin 1
Deemphasis select pin
Deemphasis frequency select pin 0
Deemphasis frequency select pin 1
Direct mute select pin
Through mode select pin
IC test mode select pin (must be LOW for normal operation)
Output format select pin 1
Output format select pin 0
IIS output select pin
GND connection (0V)
Output system clock input (512fso)
Slave select pin
Data output
Bit clock input/output (64fso)
Sample rate clock input/output (fso)
SM5950BM
Description
SEIKO NPC CORPORATION —4
Through
HIGH
Slave
Test
Test
ON
ON
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Normal
Normal
Master
Reset
LOW
SRC
OFF
OFF
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–