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14BIT 10MSPS ADC

GENERAL DESCRIPTION

The bw1254x is a CMOS 14bit analog-to-digital

converter (ADC).

into

14bit

binary

It converts the analog input signal

digital

codes

at

a

maximum

BW1254X

FEATURES

Resolution : 14bit

-

Maximum Conversion Rate : 10MHz

-

Package Type : 48TSSOP

-

Power Supply : 3.3V

-

Power Consumption : 120mW (typical)

-

Reference Voltage : Internal reference

or 2V, 1V (dual reference)

-

Input Range : 0.5V ~ 2.5V (2.0V

P-P

)

-

Differential Linearity Error : 鹵0.7 LSB

-

Integral Linearity Error : 鹵1.5 LSB

-

Signal to Noise & Distortion Ratio : 72dB

-

Total Harmonic Distortion : 80dB

-

Out of Range Indicator

-

Digital Output : CMOS Level

-

Operating Temperature Range : 0潞C

~ 70

潞C

-

sampling rate of 10MHz.

The device is a monolithic ADC

high-performance, sample-and-hold

and current reference and voltage

structure allows both differential

input.

with an on-chip,

Amplifier (SHA)

reference.

The

and single-ended

TYPICAL APPLICATIONS

CCD Imaging (Copiers, Scanners, Cameras)

Medical Instruments

Digital Communication Systems

uADSL System

FUNCTIONAL BLOCK DIAGRAM

Analog

Input

SHA

MDAC

1

MDAC

2

MDAC

3

FLASH

1

5

FLASH

2

4

FLASH

3

3

FLASH

4

3

Reference

Output

Voltage

Reference

CLOCK

GEN.

DIGITAL

LOGIC

14

Digital

Output

ORI

Clock

Ver 1.1 (Apr. 2002)

No responsibility is assumed by SEC for its use nor for any infringements of patents

or other rights of third parties that may result from its use. The content of this

datasheet is subject to change without any notice.

SAMSUNG ELECTRONICS Co. LTD

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