參數(shù)資料
型號: ADS6224IRGZ25
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 2-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC48
封裝: 7 X 7 MM, GREEN, PLASTIC, VQFN-48
文件頁數(shù): 39/73頁
文件大?。?/td> 3182K
代理商: ADS6224IRGZ25
www.ti.com
INP
INM
VCM
1:1
5 W
25 W
5 W
0.1 F
m
0.1 F
m
TF_ADC
S0256-01
ADS6xxx
INP
INM
VCM
1:1
5 W
50 W
5 W
0.1
F
m
0.1
F
m
S0164-04
ADS6xxx
SLAS543A – MAY 2007 – REVISED SEPTEMBER 2007
Figure 82. Single Transformer Drive Circuit
At high input frequencies, the mismatch in the transformer parasitic capacitance (between the windings) results
in degraded even-order harmonic performance. Connecting two identical RF transformers back-to-back helps
minimize this mismatch, and good performance is obtained for high frequency input signals. Figure 83 shows an
example using two transformers (Coilcraft WBC1-1). An additional termination resistor pair (enclosed within the
shaded box in Figure 83) may be required between the two transformers to improve the balance between the P
and M sides. The center point of this termination must be connected to ground.
Figure 83. Two Transformer Drive Circuit
44
Copyright 2007, Texas Instruments Incorporated
Product Folder Link(s): ADS6225 ADS6224 ADS6223 ADS6222
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