DS64MB201 Datasheet, PDF (13/28 Pages) Texas Instruments – DS64MB201 Dual Lane 2:1/1:2 Mux/Buffer with Equalization and De-Emphasis

Device Connection Paths
The lanes of the DS64MB201 can be configured either as a 2:1 multiplexer, 1:2 switch or fan-out buffer. The controller side is
muxed to the disk drive side. The below table shows the logic for the multiplexer and switch functions.
FANOUT
0
SEL0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
SEL1
0
1
0
1
0
1
0
1
TABLE 5. Logic Table of Switch and Mux Control
Function — connection path
DOUT0 connects to SIB0.
DOUT1 connects to SIB1.
DIN0 connects to SOB0. SOA0 is in idle (output muted).
DIN1 connects to SOB1. SOA1 is in idle (output muted).
DOUT0 connects to SIB0.
DOUT1 connects to SIA1.
DIN0 connects to SOB0. SOA0 is in idle (output muted).
DIN1 connects to SOA1. SOB1 is in idle (output muted).
DOUT0 connects to SIA0.
DOUT1 connects to SIB1.
DIN0 connects to SOA0. SOB0 is in idle (output muted).
DIN1 connects to SOB1. SOA1 is in idle (output muted).
DOUT0 connects to SIA0.
DOUT1 connects to SIA1.
DIN0 connects to SOA0. SOB0 is in idle (output muted).
DIN1 connects to SOA1. SOB1 is in idle (output muted).
DOUT0 connects to SIB0.
DOUT1 connects to SIB1.
DIN0 connects to SOB0 and SOA0.
DIN1 connects to SOB1 and SOA1.
DOUT0 connects to SIB0.
DOUT1 connects to SIA1.
DIN0 connects to SOB0 and SOA0.
DIN1 connects to SOA1 and SOB1.
DOUT0 connects to SIA0.
DOUT1 connects to SIB1.
DIN0 connects to SOA0 and SOB0.
DIN1 connects to SOB1 and SOA1.
DOUT0 connects to SIA0.
DOUT1 connects to SIA1.
DIN0 connects to SOA0 and SOB0.
DIN1 connects to SOA1 and SOB1.
www.national.com
12