LTC2190 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC2190' PDF : 28 Pages View PDF
LTC2192
LTC2191/LTC2190
APPLICATIONS INFORMATION
REGISTER A2: OUTPUT MODE REGISTER (ADDRESS 02h)
D7
D6
D5
D4
D3
D2
ILVDS2
ILVDS1
ILVDS0
TERMON
OUTOFF
OUTTEST
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 2× the Current Set by ILVDS2:ILVDS0
Bit 3
OUTOFF
Output Disable Bit
0 = Digital Outputs are Enabled
1 = Digital Outputs are Disabled
D1
OUTMODE1
Bit 2
OUTTEST
Digital Output Test Pattern Control Bit
0 = Digital Output Test Pattern Off
1 = Digital Output Test Pattern On
Bits 1-0
OUTMODE1:OUTMODE0
00 = 2-Lane Output Mode
01 = 4-Lane Output Mode
10 = 1-Lane Output Mode
11 = Not Used
Digital Output Mode Control Bits
D0
OUTMODE0
REGISTER A3: TEST PATTERN MSB REGISTER (ADDRESS 03h)
D7
D6
D5
D4
D3
D2
D1
D0
TP15
TP14
TP13
TP12
TP11
TP10
TP9
TP8
Bits 7-0
TP15:TP8
Test Pattern Data Bits (MSB)
TP15:TP8 Set the Test Pattern for Data Bit 15 (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).
24
219210p
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