TDF8704TSLASH2 datasheet(7/20 Pages) PHILIPS

7 / 20 page

June 1994

Philips Semiconductors

Product speciﬁcation

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

TDF8704

INPUT CE (REFERENCED TO DGND) SEE TABLE 2

VIL

LOW level input voltage

−

0.8

VIH

HIGH level input voltage

2.0

−

VCCD

IIL

LOW level input current

VIL = 0.4 V

−400

−−µA

IIH

HIGH level input current

VIH = 2.7 V

−−

µA

Reference resistance

Rref

reference resistance

VRT to VRB

−

200

−Ω

Outputs

DIGITAL OUTPUTS D7 TO D0 (REFERENCED TO DGND)

VOL

LOW level output voltage

IO = 1 mA;

Tamb = 0 to +85 °C

−

0.4

IO = 1 mA;

Tamb =0to −40 °C

−−

0.6

VOH

HIGH level output voltage

IO = −0.4 mA

2.7

−

VCCD

IOZ

output current in 3-state

mode

0.4 V < VO < VCCD

−20

−

+20

µA

Switching characteristics

CLOCK INPUT CLK (NOTE 1; SEE FIG.15)

fclk(max)

maximum clock frequency

TDF8704T/2

−−

MHz

TDF8704T/4

−−

MHz

TDF8704T/5

−−

MHz

tCPH

clock pulse width HIGH

−−

tCPL

clock pulse width LOW

−−

Analog signal processing

LINEARITY

ILE

DC integral linearity error

−±0.4

±1.0

LSB

DLE

DC differential linearity error

−±0.2

±0.5

LSB

AILE

AC integral linearity error

note 2

−−±2.0

LSB

BANDWIDTH (fclk =40MHZ)

−0.5 dB analog bandwidth

(note 3)

full-scale sine wave

−

MHz

75% full-scale sine wave

−

MHz

tSTLH

analog input settling time

LOW-to-HIGH

full-scale square wave;

Fig.8; note 4

−

2.5

3.5

tSTHL

analog input settling time

HIGH-to-LOW

full-scale square wave;

Fig.8; note 4

−

3.0

4.0

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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