TDA8768A Datasheet, PDF (14/32 Pages) NXP Semiconductors – 12-bit, 70 Msps Analog-to-Digital Converter (ADC)

Philips Semiconductors
TDA8768A
12-bit, 70 Msps Analog-to-Digital Converter (ADC)
74
SFDR
(dBFS)
72
70
68
66
005aaa013
(1)
(3) ⁽²⁾
64
62
60
1
10
fi (MHz)
100
(1) 40 Msps
(2) 55 Msps
(3) 70 Msps
Fig 7. Spurious free dynamic range (SFDR) as a
function of input frequency (sample device).
65.5
SNR
(dBFS) ₆₅
64.5
64
63.5
63
62.5
(3)
(1)
(2)
005aaa014
62
1
10
fi (MHz)
100
(1) 40 Msps
(2) 55 Msps
(3) 70 Msps
Fig 8. Signal-to-noise ratio (SNR) as a function of
input frequency (sample device).
0
power
spectrum
(dB)
-20
005aaa015
-40
-60
-80
-100
-120
-140
-160
0
2.5
5
7.5
10
12.5
15
17.5
20
22.5
25
27.5
measured output range (MHz)
Fig 9. Single-tone; f_i = 20 MHz; f_CLK = 55 Msps.
9397 750 09656
Product data
Rev. 02 — 03 July 2002
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
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