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

TIMING

fclk(min)

fclk(max)

tCLKH

tCLKL

minimum clock VTH = VCCD

frequency

maximum clock

frequency

TDA8769HW/6

maximum clock

frequency

TDA8769HW/8

maximum clock

frequency

TDA8769HW/10

clock HIGH

pulse width

fi = 21.4 MHz

clock LOW pulse fi = 21.4 MHz

width

Analog inputs: pins IN and INN

IIL

LOW-level input VVREF = VCCA3 − 1.75 V;

current

VTH = HIGH

IIH

HIGH-level input VVREF = VCCA3 − 1.75 V;

current

VTH = HIGH

Ri

input resistance

Ci

input

capacitance

Vi(CM)

common mode VIN = VINN;

input voltage

output code = 2047

Digital inputs: pins OTC, SH, DEL1, DEL0 and CEN

VIL

LOW-level input

voltage

VIH

HIGH-level input

voltage

IIL

LOW-level input VIL = 0.3VCCD

current

IIH

HIGH-level input VIH = 0.7VCCD

current

Voltage controlled regulator output: pin CMADC

Vo(CM)

common mode

output voltage

IL(CM)

load current

TEST(1)

MIN.

TYP.

−

−

60

−

80

−

105

−

(tbf)

−

(tbf)

−

−

10

−

10

D

−

8.4

D

−

250

D

VCCA3 − 1.2 VCCA3 − 1.6

DGND

−

0.7VCCD

−

(tbf)

−

−

−

−

VCCA3 − 1.6

−

1

MAX. UNIT

9

Msps

−

MHz/

Msps

−

MHz/

Msps

−

MHz/

Msps

−

ns

−

ns

−

µA

−

µA

−

MΩ

500

fF

VCCA3 − 1.7 V

0.3VCCD

V

VCCD

V

µA

(tbf)

µA

−

V

2

mA

2003 Dec 09

8

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