ADC1213S Datasheet, PDF (14/39 Pages) NXP Semiconductors – Single 12-bit ADC; 65 Msps, 80 Msps, 105 Msps or 125 Msps; serial JESD204A interface

NXP Semiconductors
ADC1213S series
Single 12-bit ADC; serial JESD204A interface
R
INP
C
R
INM
Fig 7. Anti-kickback circuit
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The component values are determined by the input frequency and should be selected so
as not to affect the input bandwidth.
Table 9. RC-coupling versus input frequency, typical values
Input frequency (MHz)
Resistance (Ω)
3
25
70
12
170
12
Capacitance (pF)
12
8
8
11.1.3 Transformer
The configuration of the transformer circuit is determined by the input frequency. The
configuration shown in Figure 8 would be suitable for a baseband application.
ADT1-1WT
analog ^{100 nF}
input
100 nF
100 nF
100 nF
25 Ω
25 Ω
25 Ω
25 Ω
100 nF
INP
12 pF
INM
VCM
100 nF
Fig 8. Single transformer configuration
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ADC1213S_SER
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 14 March 2011
© NXP B.V. 2011. All rights reserved.
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