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ADS8472IRGZTG4

Description
1-CH 16-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC48
Categorysemiconductor    logic   
File Size806KB,30 Pages
ManufacturerBurr-Brown
Websitehttp://www.burr-brown.com/
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ADS8472IRGZTG4 Overview

1-CH 16-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC48

ADS8472IRGZTG4 Parametric

Parameter NameAttribute value
Maximum conversion time0.6500 µs
Maximum linear error0.0015 %
Number of functions1
Number of terminals48
Minimum operating temperature-40 Cel
Maximum operating temperature85 Cel
Processing package description7 X 7 MM, GREEN, PLASTIC, QFN-48
each_compliYes
EU RoHS regulationsYes
China RoHS regulationsYes
stateActive
Type of converterADC, PROPRIETARY METHOD
Analog input voltage minimum-4.45 V
Analog input voltage maximum value4.45 V
jesd_30_codeS-PQCC-N48
jesd_609_codee4
moisture_sensitivity_level2
Number of analog channels1
Number of digits16
Output bit encodingBINARY
Output formatPARALLEL, WORD
Packaging MaterialsPLASTIC/EPOXY
ckage_codeHVQCCN
ckage_equivalence_codeLCC48,.27SQ,20
packaging shapeSQUARE
Package SizeCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
eak_reflow_temperature__cel_260
wer_supplies__v_3/5,5
qualification_statusCOMMERCIAL
Sample and hold and track and holdSAMPLE
Sampling Rate1 MHz
seated_height_max1 mm
sub_categoryAnalog to Digital Converters
Rated supply voltage3.3 V
surface mountYES
CraftsmanshipCMOS
Temperature levelINDUSTRIAL
terminal coatingNICKEL PALLADIUM GOLD
Terminal formNO LEAD
Terminal spacing0.5000 mm
Terminal locationQUAD
ime_peak_reflow_temperature_max__s_NOT SPECIFIED
length7 mm
width7 mm
Burr Brown Products
from Texas Instruments
ADS8472
SLAS514 – DECEMBER 2006
16-BIT, 1-MSPS, PSEUDO-BIPOLAR, FULLY DIFFERENTIAL INPUT, MICROPOWER
SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH PARALLEL INTERFACE,
REFERENCE
FEATURES
APPLICATIONS
Medical Instruments
0 to 1-MHz Sample Rate
Optical Networking
±0.4
LSB Typ,
±0.65
LSB Max INL
Transducer Interface
±0.3
LSB Typ,
±0.5
LSB Max DNL
High Accuracy Data Acquisition Systems
16-Bit NMC Ensured Over Temperature
Magnetometers
±0.1-mV
Offset Error
±0.05-PPM/°C
Offset Error Drift
DESCRIPTION
±0.035
%FSR Gain Error
The ADS8472 is an 16-bit, 1-MSPS A/C converter
±0.4-PPM/°C
Gain Error Drift
with an internal 4.096-V reference and a
95dB SNR, -120dB THD, 123dB SFDR
pseudo-bipolar, fully differential input. The device
includes a 16-bit capacitor-based SAR A/D converter
Zero Latency
with inherent sample and hold. The ADS8472 offers
Low Power: 225 mW at 1 MSPS
a full 16-bit interface or an 8-bit bus option using two
Unipolar Differential Input Range: V
ref
to –Vref
read cycles.
Onboard Reference with 6 PPM/°C Drift
The ADS8472 is available in a 48-lead 7x7 QFN
Onboard Reference Buffer
package and is characterized over the industrial
–40°C to 85°C temperature range.
High-Speed Parallel Interface
Wide Digital Supply 2.7 V to 5.25 V
8-/16-Bit Bus Transfer
48-Pin 7x7 QFN Package
HIGH SPEED SAR CONVERTER FAMILY
TYPE/SPEED
500 kHz
ADS8383
~600 kHz
ADS8381
ADS8380 (s)
750 kHz
1 MHz
ADS8481
1.25 MHz
2 MHz
3 MHz
4MHz
18-Bit Pseudo-Diff
18-Bit Pseudo-Bipolar, Fully Diff
ADS8327
16-Bit Pseudo-Diff
ADS8328
16-Bit Pseudo-Bipolar, Fully Diff
ADS8406
14-Bit Pseudo-Diff
12-Bit Pseudo-Diff
ADS7886
ADS7890 (s)
ADS7883
ADS8413 (s)
ADS7891
ADS7881
ADS8372 (s)
ADS8472
ADS8405
ADS8402
ADS8410 (s)
ADS8412
ADS8422
ADS8382 (s)
ADS8370 (s)
ADS8371
ADS8482
ADS8471
ADS8401
ADS8411
SAR
+IN
−IN
REFIN
4.096-V
Internal
Reference
+
_
CDAC
Comparator
Output
Latches
and
3-State
Drivers
BYTE
16-/8-Bit
Parallel DA TA
Output Bus
REFOUT
Clock
Conversion
and
Control Logic
CONVST
BUSY
CS
RD
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2006, Texas Instruments Incorporated
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