参数资料
型号: DC1525A-E
厂商: Linear Technology
文件页数: 20/34页
文件大小: 0K
描述: BOARD DEMO 40MSPS LTC2171-14
软件下载: QuikEval II System
设计资源: DC1525A Design Files
标准包装: 1
系列: *
相关产品: DC1371A-ND - BOARD USB DATA ACQUISITION HS
LTC2172-14/
LTC2171-14/LTC2170-14
27
21721014fb
applicaTions inForMaTion
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).
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