TDF8704 데이터 시트보기 (PDF) - Philips Electronics

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TDF8704

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

Philips Electronics 

Philips Semiconductors

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

Product specification

TDF8704

SYMBOL

PARAMETER

CONDITIONS

MIN.

INPUT CE (REFERENCED TO DGND) SEE TABLE 2

VIL

LOW level input voltage

VIH

HIGH level input voltage

IIL

LOW level input current

VIL = 0.4 V

IIH

HIGH level input current

VIH = 2.7 V

Reference resistance

Rref

reference resistance

VRT to VRB

Outputs

0

2.0

−400

−

−

DIGITAL OUTPUTS D7 TO D0 (REFERENCED TO DGND)

VOL

LOW level output voltage IO = 1 mA;

0

Tamb = 0 to +85 °C

IO = 1 mA;

−

Tamb = 0 to −40 °C

VOH

HIGH level output voltage IO = −0.4 mA

2.7

IOZ

output current in 3-state

0.4 V < VO < VCCD

−20

mode

Switching characteristics

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

fclk(max)

maximum clock frequency

TDF8704T/2

20

TDF8704T/4

40

TDF8704T/5

50

tCPH

clock pulse width HIGH

7

tCPL

clock pulse width LOW

7

Analog signal processing

LINEARITY

ILE

DC integral linearity error

−

DLE

DC differential linearity error

−

AILE

AC integral linearity error note 2

−

BANDWIDTH (fclk = 40 MHZ)

B

−0.5 dB analog bandwidth

(note 3)

tSTLH

tSTHL

analog input settling time

LOW-to-HIGH

analog input settling time

HIGH-to-LOW

full-scale sine wave

−

75% full-scale sine wave −

full-scale square wave; −

Fig.8; note 4

full-scale square wave; −

Fig.8; note 4

TYP.

−

−

−

−

200

−

−

−

−

−

−

−

−

−

±0.4

±0.2

−

12

16

2.5

3.0

MAX.

0.8

VCCD

−

20

−

0.4

0.6

VCCD

+20

−

−

−

−

−

±1.0

±0.5

±2.0

−

−

3.5

4.0

UNIT

V

V

µA

µA

Ω

V

V

V

µA

MHz

MHz

MHz

ns

ns

LSB

LSB

LSB

MHz

MHz

ns

ns

June 1994

7

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