參數(shù)資料
型號(hào): DAC5674EVM
廠商: Texas Instruments
文件頁數(shù): 6/39頁
文件大小: 0K
描述: EVAL MODULE FOR DAC5674
產(chǎn)品培訓(xùn)模塊: Data Converter Basics
標(biāo)準(zhǔn)包裝: 1
系列: CommsDAC™
DAC 的數(shù)量: 1
位數(shù): 14
采樣率(每秒): 400M
數(shù)據(jù)接口: 并聯(lián)
設(shè)置時(shí)間: 20ns
DAC 型: 電流
工作溫度: -40°C ~ 85°C
已供物品:
已用 IC / 零件: DAC5674
相關(guān)產(chǎn)品: DAC5674IPHPRG4-ND - IC DAC 14BIT 400MSPS 48-HTQFP
DAC5674IPHPR-ND - IC DAC 14BIT 400MSPS 48-HTQFP
DAC5674IPHPG4-ND - IC DAC 14BIT 400MSPS 48-HTQFP
296-15726-ND - IC DAC 14BIT 400MSPS 48-HTQFP
其它名稱: 296-30860
DAC5674EVM-ND
DAC5674
SLWS148A SEPTEMBER 2003 REVISED OCTOBER 2005
www.ti.com
14
Table 1. Interpolation Filters Configuration
FILTER 1
CONFIGURATION
FILTER 2
CONFIGURATION
IF OUTPUT RANGE 1
(FIRST NYQUIST ZONE)
IF OUTPUT RANGE 2
(SECOND NYQUIST ZONE)
CONFIGURATION
FREQUENCY
SINX/X ATT. [dB]
FREQUENCY
SINX/X ATT. [dB]
Low pass
0
…0.4Fdata
0
…0.14
3.6
…4Fdata
19.2
…∞
Low pass
High pass
1.6
…2Fdata
2.42
…3.92
2
…2.4Fdata
3.92
…5.94
High pass
Low pass
0.6
…0.8Fdata
0.32
…0.58
3.2
…3.4Fdata
12.6
…15.4
High pass
1.2
…1.4Fdata
1.33
…1.83
2.6
…2.8Fdata
7.20
…8.69
Table 2. Interpolation Filters Configuration: Example Frequencies GSM
FILTER 1
FILTER 2
IF OUTPUT RANGE 1
(FIRST NYQUIST ZONE)
IF OUTPUT RANGE 2
(SECOND NYQUIST ZONE)
FILTER 1
CONFIGURATION
FILTER 2
CONFIGURATION
IF FREQUENCY [MHz]
CONFIGURATION
Fdata = 52 MSPS
Fdata = 78 MSPS
Fdata = 52 MSPS
Fdata = 78 MSPS
Low pass
0
…20.8
0
…31.2
187.2
…208
280.8
…312
Low pass
High pass
83.2
…108
124.8
…156
104
…124.8
156
…187.2
High pass
Low pass
31.2
…41.6
46.8
…62.4
166.4
…176.8
249.6
…265.2
High pass
62.4
…72.8
93.6
…109.2
135.2
…145.6
202.8
…218.4
Table 3. Interpolation Filters Configuration: Example Frequencies W-CDMA, IF = Fdata/4, FDATA = 61.44
MSPS: Fupdate = 245.76 MSPS
FILTER 1
CONFIGURATION
FILTER 2
CONFIGURATION
IF FREQUENCY [MHZ]
(FIRST NYQUIST ZONE)
IF FREQUENCY [MHZ]
(SECOND NYQUIST ZONE)
CONFIGURATION
IF CENTER [MHz]
SINX/X ATT. [dB]
IF CENTER [MHz]
SINX/X ATT. [dB]
Low pass
15.36
0.05
230.4
23.6
Low pass
High pass
107.52
2.93
138.24
5.11
High pass
Low pass
46.08
0.51
199.68
13.2
High pass
76.8
1.44
168.96
8.29
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