tda8768a NXP Semiconductors, tda8768a Datasheet - Page 13

• Manufacturer Part Number: tda8768a
• Description: 12-bit, 70 Msps Analog-to-digital Converter Adc
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 09656
Product data
Fig 4. Timing diagram and test conditions of 3-state output delay time.
Fig 5. Effective number of bits (ENOB) as a function
ENOB
(bits)
f
(1) 40 Msps
(2) 55 Msps
(3) 70 Msps
CE
= 100 kHz.
of input frequency (sample device).
10.4
10.2
9.8
9.6
9.4
9.2
10
9
1
CE
output
data
output
data
V CCD
0 V
10
LOW
TDA8768A
(1)
(2)
(3)
f i (MHz)
CE
10 %
t dLZ
005aaa011
HIGH
Rev. 02 — 03 July 2002
100
t dZL
15 pF
3.3 k
50 %
HIGH
Fig 6. Total harmonic distortion (THD) as a function of
12-bit, 70 Msps Analog-to-Digital Converter (ADC)
(dBFS)
(1) 40 Msps
(2) 55 Msps
(3) 70 Msps
THD
input frequency (sample device).
90 %
S1
t dHZ
V CCO
58
60
62
64
66
68
70
72
1
LOW
t dZH
(2)
50 %
TEST
t
t
t
t
dLZ
dZL
dHZ
dZH
50 %
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
OGND
OGND
V
V
10
CCO
CCO
MBG856
S1
TDA8768A
(1)
f i (MHz)
(3)
005aaa012
100
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