參數資料
型號: LTC2259IUJ-12#TRPBF
廠商: Linear Technology
文件頁數: 20/34頁
文件大小: 0K
描述: IC ADC 12BIT 80MSPS 40-QFN
產品培訓模塊: LTC2262 - Ultra Low Power High Speed ADCs
標準包裝: 2,000
位數: 12
采樣率(每秒): 80M
數據接口: 并聯,串行,SPI
轉換器數目: 1
功率耗散(最大): 102mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 40-WFQFN 裸露焊盤
供應商設備封裝: 40-QFN(6x6)
包裝: 帶卷 (TR)
輸入數目和類型: 1 個差分
配用: DC890B-ND - BOARD USB DATA COLLECTION
LTC2261-12
LTC2260-12/LTC2259-12
27
226112fc
For more information www.linear.com/LTC2261-12
REGISTER A2: TIMING REGISTER (ADDRESS 02h)
D7
D6
D5
D4
D3
D2
D1
D0
X
CLKINV
CLKPHASE1
CLKPHASE0
DCS
Bits 7-4
Unused, Don’t Care Bits.
Bit 3
CLKINV
Output Clock Invert Bit
0 = Normal CLKOUT Polarity (As Shown in the Timing Diagrams)
1 = Inverted CLKOUT Polarity
Bits 2-1
CLKPHASE1:CLKPHASE0
Output Clock Phase Delay Bits
00 = No CLKOUT Delay (As Shown in the Timing Diagrams)
01 = CLKOUT+/CLKOUT– Delayed by 45° (Clock Period 1/8)
10 = CLKOUT+/CLKOUT– Delayed by 90° (Clock Period 1/4)
11 = CLKOUT+/CLKOUT– Delayed by 135° (Clock Period 3/8)
Note: If the CLKOUT Phase Delay Feature is Used, the Clock Duty Cycle Stabilizer Must Also be Turned On
Bit 0
DCS
Clock Duty Cycle Stabilizer Bit
0 = Clock Duty Cycle Stabilizer Off
1 = Clock Duty Cycle Stabilizer On
REGISTER A3: OUTPUT MODE REGISTER (ADDRESS 03h)
D7
D6
D5
D4
D3
D2
D1
D0
X
ILVDS2
ILVDS1
ILVDS0
TERMON
OUTOFF
OUTMODE1
OUTMODE0
Bit 7
Unused, Don’t Care Bit.
Bits 6-4
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 3
TERMON
LVDS Internal Termination Bit
0 = Internal Termination Off
1 = Internal Termination On. LVDS Output Driver Current is 1.6
× the Current Set by ILVDS2:ILVDS0
Bit 2
OUTOFF
Output Disable Bit
0 = Digital Outputs are Enabled
1 = Digital Outputs are Disabled and Have High Output Impedance
Bits 1-0
OUTMODE1:OUTMODE0
Digital Output Mode Control Bits
00 = Full-Rate CMOS Output Mode
01 = Double-Data Rate LVDS Output Mode
10 = Double-Data Rate CMOS Output Mode
11 = Not Used
applicaTions inForMaTion
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