AD6652BBC datasheet(1/76 Pages) AD

部件名	AD6652BBC

功能描述	12-Bit, 65 MSPS IF to Baseband Diversity Receiver

PDF	76 Pages

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制造商	AD [Analog Devices]

网页	http://www.analog.com

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1 / 76 page

12-Bit, 65 MSPS

IF to Baseband Diversity Receiver

AD6652

Rev. 0

Information furnished by Analog Devices is believed to be accurate and reliable.

However, no responsibility is assumed by Analog Devices for its use, nor for any

infringements of patents or other rights of third parties that may result from its use.

Specifications subject to change without notice. No license is granted by implication

or otherwise under any patent or patent rights of Analog Devices. Trademarks and

registered trademarks are the property of their respective owners.

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781.329.4700

www.analog.com

Fax: 781.326.8703

FEATURES

SNR = 90 dB in 150 kHz bandwidth (to Nyquist

@ 61.44 MSPS)

Worst harmonic = 83 dBc (to Nyquist @ 61.44 MSPS)

Integrated dual-channel ADC:

Sample rates up to 65 MSPS

IF sampling frequencies to 200 MHz

Internal ADC voltage reference

Integrated ADC sample-and-hold inputs

Flexible analog input range (1 V to 2 V p-p)

Differential analog inputs

ADC clock duty cycle stabilizer

85 dB channel isolation/crosstalk

Integrated wideband digital downconverter (DDC):

Crossbar switched DDC inputs

Digital resampling for noninteger decimation

Programmable decimating FIR filters

Flexible control for multicarrier and phased array

Dual AGC stages for output level control

Dual 16-bit parallel or 8-bit link output ports

User-configurable built-in self-test (BIST) capability

Energy-saving power-down modes

APPLICATIONS

Communications

Diversity radio systems

Multimode digital receivers:

GSM, EDGE, PHS, AMPS, UMTS, WCDMA, CDMA-ONE,

IS95, IS136, CDMA2000, IMT-2000

I/Q demodulation systems

Smart antenna systems

General-purpose software radios

Broadband data applications

Instrumentation and test equipment

FUNCTIONAL BLOCK DIAGRAM

/

12

CHANNEL A

CHANNEL B

LIA

LIB

OTRA

OTRB

PSEUDO

RANDOM

NOISE

SEQUENCE

SYNCA

SYNCB

SYNCC

SYNCD

ACLK

VINA+

VINA–

VINB+

VINB–

VREF

SENSE

REFTA

REFBA

REFTB

REFBB

PDWN

SHRDREF

DUTYEN

RCF OUTPUTS

CHANNELS 0, 1, 2, 3

RCF OUTPUTS

CHANNELS 0, 1, 2, 3

TO OUTPUT PORTS

TO OUTPUT

PORTS

DUAL-CHANNEL 12-BIT A/D FRONT END

WIDEBAND DIGITAL DOWNCONVERTER (DDC)

CHANNEL 0

CHANNEL 1

CHANNEL 2

CHANNEL 3

+3.0AVDD

+3.3VDDIO

2.5VDD

AGND

DGND

CLK

DATA CONT ADD

PORT A

CONTROL

OUTPUT

MUX

CIRCUITRY

CONTROL

PORT B

8-BIT DSP

LINK

OR

16-BIT

PARALLEL

OUTPUT

8-BIT DSP

LINK

OR

16-BIT

PARALLEL

OUTPUT

*DATA INTERLEAVING AND INTERPOLATING HB FILTER

RAM

COEF.

FILTER

RAM

COEF.

FILTER

RAM

COEF.

FILTER

RAM

COEF.

FILTER

NCO

RCIC2

RESAMPLER

CIC5

RCIC2

RESAMPLER

CIC5

RCIC2

RESAMPLER

CIC5

RCIC2

RESAMPLER

CIC5

VREF

ADC

CHANNEL

A

ADC

CHANNEL

B

SHA

MODE

SELECT

CLOCK

DUTY

CYCLE

STABILIZER

EXTERNAL

SYNC.

CIRCUIT

DDC

CLK

BUILT-IN

SELF-TEST

CIRCUITRY

PROGRAM

MICROPORT

83

3

AGC A*

AGC B*

Figure 1.

类似零件编号 - AD6652BBC

制造商	部件名	数据表	功能描述
Analog Devices	AD6652	1Mb / 76P	12-Bit, 65 MSPS IF to Baseband Diversity Receiver REV. 0

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	AD6652	1Mb / 76P	12-Bit, 65 MSPS IF to Baseband Diversity Receiver REV. 0
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