TDA8769 查看數據表（PDF） - Philips Electronics

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TDA8769

12-bit, 60/80/105 Msps Analog-to-Digital Converter (ADC) Nyquist/high IF sampling

Philips Electronics 

Philips Semiconductors

12-bit, 60/80/105 Msps Analog-to-Digital Converter

(ADC) Nyquist/high IF sampling

Objective specification

TDA8769

SYMBOL PARAMETER

CONDITIONS

Analog signal processing (50% clock duty factor)

INL

DNL

Eoffset

EG

B

THD

Nth(rms)

SNR

integral

non-linearity

fCLK = 20 Msps;

fi = 400 kHz

differential

non-linearity

fCLK = 20 Msps;

fi = 400 kHz; no missing

code guaranteed

offset error

VCCA = VCCD = 5 V;

VCCO = 3.0 V;

Tamb = 25 °C;

output code = 2047

gain error

VCCA = VCCD = 5 V;

amplitude

VCCO = 3.0 V;

(spread from

Tamb = 25 °C

device to device)

analog

bandwidth

fCLK = 105 Msps; −3 dB;

full-scale input; note 5

total harmonic

distortion

TDA8769HW/6

B = Nyquist; note 6

fi = 21.4 MHz

total harmonic

distortion

TDA8769HW8

B = Nyquist; note 6

fi = 21.4 MHz

fi = 50 MHz

total harmonic

distortion

TDA8769HW/10

B = Nyquist; note 6

fi = 21.4 MHz

fi = 78 MHz

thermal noise

(RMS value)

signal-to-noise

ratio

TDA8769HW/6

shorted input;

VTH = VCCD;

fclk = 105 Msps

fi = 21.4 MHz; note 7

B = Nyquist

signal-to-noise

ratio

TDA8769HW/8

fi = 21.4 MHz; note 7

B = Nyquist

fi = 50 MHz; note 7

B = Nyquist

B = 5 MHz

signal-to-noise

ratio

TDA8769HW/10

fi = 21.4 MHz; note 7

B = Nyquist

fi = 78 MHz; note 7

B = Nyquist

B = 5 MHz

TEST(1)

MIN.

−

−

−

(tbf)

D

−

−

−

−

−

−

−

−

−

−

−

−

−

−

TYP.

±1.7

±0.4

−5

−

330

−74

−74

−68

−67

−63

(tbf)

66

66

66

72.4

64

62

72

MAX. UNIT

(tbf)

LSB

(tbf)

LSB

−

mV

(tbf)

%FS

−

MHz

−

dBc

−

dBc

−

dBc

−

dBc

−

dBc

−

LSB

−

dBc

−

dBc

−

dBc

−

dBc

−

dBc

−

dBc

−

dBc

2003 Dec 09

10

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