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ADS8402IB

Description
1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
Categorysemiconductor    logic   
File Size206KB,25 Pages
ManufacturerBurr-Brown
Websitehttp://www.burr-brown.com/
Download Datasheet Parametric Compare View All

ADS8402IB Overview

1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48

ADS8402IB Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals48
Maximum operating temperature85 Cel
Minimum operating temperature-40 Cel
Rated supply voltage5 V
Maximum conversion time0.6100 uS
Maximum linear error0.0053 %
Maximum limit analog input voltage4.2 V
Minimum limit analog input voltage-4.2 V
Processing package descriptiongreen, plastic, TQFP-48
Lead-freeYes
EU RoHS regulationsYes
China RoHS regulationsYes
stateDISCONTINUED
packaging shapeSQUARE
Package SizeFLATPACK, THIN PROFILE, FINE PITCH
surface mountYes
Terminal formGULL WING
Terminal spacing0.5000 mm
terminal coatingNickel Palladium
Terminal locationFour
Packaging MaterialsPlastic/Epoxy
Temperature levelINDUSTRIAL
Sampling Rate1.25 MHz
Output formatparallel, 8-bit, parallel, WORD
Type of convertercontinuous approximation
Number of digits16
Output bit encoding2S Supplementary Binary
Number of analog channels1
Sample and hold and track and holdSAMPLE
ADS8402
SLAS154B – DECEMBER 2002 – REVISED MAY 2003
16-BIT, 1.25 MSPS, UNIPOLAR DIFFERENTIAL INPUT, MICRO POWER SAMPLING
ANALOG-TO-DIGITAL CONVERTER WITH PARALLEL INTERFACE AND REFERENCE
FEATURES
D
1.25-MHz Sample Rate
D
16-Bit NMC Ensured Over Temperature
D
Zero Latency
D
Unipolar Differential Input Range: V
ref
to –V
ref
D
Onboard Reference
D
Onboard Reference Buffer
D
High-Speed Parallel Interface
D
Power Dissipation: 155 mW at 1.25 MHz Typ
D
Wide Digital Supply
D
8-/16-Bit Bus Transfer
D
48-Pin TQFP Package
APPLICATIONS
D
DWDM
D
Instrumentation
D
High-Speed, High-Resolution, Zero Latency
D
D
D
Data Acquisition Systems
Transducer Interface
Medical Instruments
Communication
DESCRIPTION
The ADS8402 is a 16-bit, 1.25 MHz A/D converter with an
internal 4.096-V reference. The device includes a 16-bit
capacitor-based SAR A/D converter with inherent sample
and hold. The ADS8402 offers a full 16-bit interface and an
8-bit option where data is read using two 8-bit read cycles.
The ADS8402 has a unipolar differential input. It is
available in a 48-lead TQFP package and is characterized
over the industrial –40°C to 85°C temperature range.
SAR
+IN
–IN
REFIN
+
_
Output
Latches
and
3-State
Drivers
BYTE
16-/8-Bit
Parallel DATA
Output Bus
CDAC
Comparator
RESET
Conversion
and
Control Logic
CONVST
BUSY
CS
RD
REFOUT
4.096-V
Internal
Reference
Clock
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 Texas Instruments standard warranty.
Production processing does not necessarily include testing of all parameters.
Copyright
2002–2003, Texas Instruments Incorporated

ADS8402IB Related Products

ADS8402IB ADS8402I ADS8402IBPFBR ADS8402IBPFBT ADS8402IPFBR ADS8402IPFBT
Description 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
Number of functions 1 1 1 1 1 1
Number of terminals 48 48 48 48 48 48
Maximum operating temperature 85 Cel 85 Cel 85 Cel 85 Cel 85 Cel 85 Cel
Minimum operating temperature -40 Cel -40 Cel -40 Cel -40 Cel -40 Cel -40 Cel
Rated supply voltage 5 V 5 V 5 V 5 V 5 V 5 V
Maximum conversion time 0.6100 uS 0.6100 uS 0.6100 uS 0.6100 uS 0.6100 uS 0.6100 uS
Maximum linear error 0.0053 % 0.0053 % 0.0053 % 0.0053 % 0.0053 % 0.0053 %
Maximum limit analog input voltage 4.2 V 4.2 V 4.2 V 4.2 V 4.2 V 4.2 V
Minimum limit analog input voltage -4.2 V -4.2 V -4.2 V -4.2 V -4.2 V -4.2 V
Processing package description green, plastic, TQFP-48 green, plastic, TQFP-48 green, plastic, TQFP-48 green, plastic, TQFP-48 green, plastic, TQFP-48 green, plastic, TQFP-48
Lead-free Yes Yes Yes Yes Yes Yes
EU RoHS regulations Yes Yes Yes Yes Yes Yes
China RoHS regulations Yes Yes Yes Yes Yes Yes
state DISCONTINUED DISCONTINUED DISCONTINUED DISCONTINUED DISCONTINUED DISCONTINUED
packaging shape SQUARE SQUARE SQUARE SQUARE SQUARE SQUARE
Package Size FLATPACK, THIN PROFILE, FINE PITCH FLATPACK, THIN PROFILE, FINE PITCH FLATPACK, THIN PROFILE, FINE PITCH FLATPACK, THIN PROFILE, FINE PITCH FLATPACK, THIN PROFILE, FINE PITCH FLATPACK, THIN PROFILE, FINE PITCH
surface mount Yes Yes Yes Yes Yes Yes
Terminal form GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
Terminal spacing 0.5000 mm 0.5000 mm 0.5000 mm 0.5000 mm 0.5000 mm 0.5000 mm
terminal coating Nickel Palladium Nickel Palladium Nickel Palladium Nickel Palladium Nickel Palladium Nickel Palladium
Terminal location Four Four Four Four Four Four
Packaging Materials Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy
Temperature level INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
Sampling Rate 1.25 MHz 1.25 MHz 1.25 MHz 1.25 MHz 1.25 MHz 1.25 MHz
Output format parallel, 8-bit, parallel, WORD parallel, 8-bit, parallel, WORD parallel, 8-bit, parallel, WORD parallel, 8-bit, parallel, WORD parallel, 8-bit, parallel, WORD parallel, 8-bit, parallel, WORD
Type of converter continuous approximation continuous approximation continuous approximation continuous approximation continuous approximation continuous approximation
Number of digits 16 16 16 16 16 16
Output bit encoding 2S Supplementary Binary 2S Supplementary Binary 2S Supplementary Binary 2S Supplementary Binary 2S Supplementary Binary 2S Supplementary Binary
Number of analog channels 1 1 1 1 1 1
Sample and hold and track and hold SAMPLE SAMPLE SAMPLE SAMPLE SAMPLE SAMPLE

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