TDA8714MSLASH7 datasheet(7/24 Pages) PHILIPS

7 / 24 page

1997 Oct 29

Philips Semiconductors

Product speciﬁcation

8-bit high-speed analog-to-digital converter

TDA8714

Outputs

DIGITAL OUTPUTS D7 to D0 (REFERENCED TO DGND)

VOL

LOW level output voltage

IO = 1 mA

−

0.4

VOH

HIGH level output voltage

IO = −0.4 mA

2.7

−

VCCD

IO = −1 mA

2.4

−

VCCD

IOZ

output current in 3-state mode

0.4V<VO <VCCD

−20

−

+20

µA

Switching characteristics

CLOCK INPUT CLK (note 1; see Fig.3)

fclk(max)

maximum clock frequency

TDA8714/4

−−

MHz

TDA8714/6

−−

MHz

TDA8714/7

−−

MHz

tCPH

clock pulse width HIGH

−−

tCPL

clock pulse width LOW

−−

Analog signal processing

LINEARITY

INL

DC integral non-linearity

−±0.4

±0.5

LSB

DNL

DC differential non-linearity

−±0.2

±0.35

LSB

AINL

AC integral non-linearity

note 3

−±0.5

±1.0

LSB

BANDWIDTH (fclk = 40 MHz); note 4

analog bandwidth

full-scale sine wave

−

MHz

75% full-scale sine

wave; small signal at

Vi = ±5 LSB, code 128

−

MHz

tSTLH

analog input settling time LOW-to-HIGH

full-scale square

wave; Fig.6; note 5

−

2.5

3.5

tSTHL

analog input settling time HIGH-to-LOW

full-scale square

wave; Fig.6; note 5

−

3.0

4.0

HARMONICS (fclk = 40 MHz)

fundamental harmonics (full scale)

fi = 4.43 MHz

−−

0dB

hall

harmonics (full scale);

all components

fi = 4.43 MHz

second harmonics

−−64

−60

third harmonics

−−58

−55

THD

total harmonic distortion

fi = 4.43 MHz

−−56

−

SIGNAL-TO-NOISE RATIO (note 6; see Figs 7 and 13)

S/N

signal-to-noise ratio (full scale)

without harmonics;

fclk = 40 MHz;

fi = 4.43 MHz

−

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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