Datasheet

LTC2265-14/
LTC2264-14/LTC2263-14
25
22654314fb
REGISTER A2: OUTPUT MODE REGISTER (ADDRESS 02h)
D7 D6 D5 D4 D3 D2 D1 D0
ILVDS2 ILVDS1 ILVDS0 TERMON OUTOFF OUTMODE2 OUTMODE1 OUTMODE0
Bits 7-5 ILVDS2: ILVDS0 LVDS Output Current Bits
000 = 3.5mA LVDS Output Driver Current
001 = 4.0mA LVDS Output Driver Current
010 = 4.5mA LVDS Output Driver Current
011 = Not Used
100 = 3.0mA LVDS Output Driver Current
101 = 2.5mA LVDS Output Driver Current
110 = 2.1mA LVDS Output Driver Current
111 = 1.75mA LVDS Output Driver Current
Bit 4 TERMON
LVDS Internal Termination Bit
0 = Internal Termination Off
1 = Internal Termination On. LVDS Output Driver Current is 2x the Current Set by ILVDS2:ILVDS0. Internal termination should only be
used with 1.75mA, 2.1mA or 2.5mA LVDS output current modes.
Bit 3 OUTOFF
Output Disable Bit
0 = Digital Outputs are enabled.
1 = Digital Outputs are disabled.
Bits 2-0 OUTMODE2:OUTMODE0 Digital Output Mode Control Bits
000 = 2-Lanes, 16-Bit Serialization
001 = 2-Lanes, 14-Bit Serialization
010 = 2-Lanes, 12-Bit Serialization
011 = Not Used
100 = Not Used
101 = 1-Lane, 14-Bit Serialization
110 = 1-Lane, 12-Bit Serialization
111 = 1-Lane, 16-Bit Serialization
REGISTER A3: TEST PATTERN MSB REGISTER (ADDRESS 03h)
D7 D6 D5 D4 D3 D2 D1 D0
OUTTEST X TP13 TP12 TP11 TP10 TP9 TP8
Bit 7
OUTTEST Digital Output Test Pattern Control Bit
0 = Digital Output Test Pattern Off
1 = Digital Output Test Pattern On
Bit 6 Unused, Don’t Care Bit.
Bits 5-0
TP13:TP8 Test Pattern Data Bits (MSB)
TP13:TP8 Set the Test Pattern for Data Bit 13 (MSB) Through Data Bit 8.
REGISTER A4: TEST PATTERN LSB REGISTER (ADDRESS 04h)
D7 D6 D5 D4 D3 D2 D1 D0
TP7 TP6 TP5 TP4 TP3 TP2 TP1 TP0
Bits 7-0 TP7: TP0
Test Pattern Data Bits (LSB)
TP7: TP0 Set the Test Pattern for Data Bit 7 Through Data Bit 0 (LSB).
APPLICATIONS INFORMATION