AD7933BRU datasheet, PDF - EEWORLD Datasheet

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AD7933BRU: Description4-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, MO-153-AE, TSSOP-28; CategoryAnalog mixed-signal IC converter; File Size2MB，33 Pages; ManufacturerRochester Electronics; Websitehttps://www.rocelec.com/

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AD7933BRU Overview

4-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, MO-153-AE, TSSOP-28

AD7933BRU Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Rochester Electronics
Parts packaging code	TSSOP
package instruction	TSSOP,
Contacts	28
Reach Compliance Code	unknown
Maximum analog input voltage	5.25 V
Minimum analog input voltage
Maximum conversion time	0.675 µs
Converter type	ADC, SUCCESSIVE APPROXIMATION
JESD-30 code	R-PDSO-G28
JESD-609 code	e0
length	9.7 mm
Maximum linear error (EL)	0.0488%
Humidity sensitivity level	3
Number of analog input channels	4
Number of digits	10
Number of functions	1
Number of terminals	28
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Output bit code	BINARY, 2\'S COMPLEMENT BINARY
Output format	PARALLEL, WORD
Package body material	PLASTIC/EPOXY
encapsulated code	TSSOP
Package shape	RECTANGULAR
Package form	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius)	240
Sampling rate	1.5 MHz
Sample and hold/Track and hold	TRACK
Maximum seat height	1.1 mm
Nominal supply voltage	3 V
surface mount	YES
Temperature level	INDUSTRIAL
Terminal surface	TIN LEAD
Terminal form	GULL WING
Terminal pitch	0.65 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	30
width	4.4 mm

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AD7933/AD7934

TABLE OF CONTENTS

Features .............................................................................................. 1

General Description ......................................................................... 1

Functional Block Diagram .............................................................. 1

Product Highlights ........................................................................... 1

Specifications..................................................................................... 3

AD7933 Specifications................................................................. 3

AD7934 Specifications................................................................. 5

Timing Specifications .................................................................. 7

Absolute Maximum Ratings............................................................ 8

ESD Caution.................................................................................. 8

Pin Configuration and Function Descriptions............................. 9

Typical Performance Characteristics ........................................... 11

Terminology .................................................................................... 13

Control Register.............................................................................. 15

Sequencer Operation ................................................................. 16

Circuit Information ........................................................................ 17

Converter Operation.................................................................. 17

ADC Transfer Function............................................................. 17

Typical Connection Diagram ................................................... 18

Analog Input Structure.............................................................. 18

Analog Inputs ............................................................................. 19

Analog Input Selection .............................................................. 21

Reference Section ....................................................................... 22

Parallel Interface......................................................................... 23

Power Modes of Operation ....................................................... 26

Power vs. Throughput Rate....................................................... 27

Microprocessor Interfacing....................................................... 27

Application Hints........................................................................... 29

Grounding and Layout .............................................................. 29

Evaluating the AD7933/AD7934 Performance...................... 29

Outline Dimensions ....................................................................... 30

Ordering Guide .......................................................................... 30

REVISION HISTORY

12/05—Rev. 0 to Rev. A

Replaced Figures .................................................................Universal

Changes to General Description .................................................... 1

Changes to Product Highlights....................................................... 1

Added Table 1.................................................................................... 1

Changes to Specifications Section.................................................. 3

Changes to Table 5............................................................................ 9

Changes to Terminology Section.................................................. 13

Changes to Control Register Section ........................................... 15

Changes to Circuit Information Section ..................................... 17

Changes to Application Hints Section......................................... 29

1/05—Revision 0: Initial Version

Rev. A | Page 2 of 32

AD7933BRU Related Products

	AD7933BRU	AD7933BRU-REEL7	AD7933BRUZ	AD7934BRUZ	AD7934BRU	AD7934BRU-REEL
Description	4-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, MO-153-AE, TSSOP-28	4-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, MO-153-AE, TSSOP-28	4-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, LEAD FREE, MO-153-AE, TSSOP-28	4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, LEAD FREE, MO-153-AE, TSSOP-28	4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, MO-153-AE, TSSOP-28	4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28, MO-153-AE, TSSOP-28
Is it lead-free?	Contains lead	Contains lead	Contains lead	Lead free	Contains lead	Contains lead
Is it Rohs certified?	incompatible	incompatible	conform to	conform to	incompatible	incompatible
Parts packaging code	TSSOP	TSSOP	TSSOP	TSSOP	TSSOP	TSSOP
package instruction	TSSOP,	TSSOP,	LEAD FREE, MO-153-AE, TSSOP-28	LEAD FREE, MO-153-AE, TSSOP-28	TSSOP,	TSSOP,
Contacts	28	28	28	28	28	28
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	unknown
Maximum analog input voltage	5.25 V	5.25 V	5.25 V	5.25 V	5.25 V	5.25 V
Converter type	ADC, SUCCESSIVE APPROXIMATION	ADC, SUCCESSIVE APPROXIMATION	ADC, SUCCESSIVE APPROXIMATION	ADC, SUCCESSIVE APPROXIMATION	ADC, SUCCESSIVE APPROXIMATION	ADC, SUCCESSIVE APPROXIMATION
JESD-30 code	R-PDSO-G28	R-PDSO-G28	R-PDSO-G28	R-PDSO-G28	R-PDSO-G28	R-PDSO-G28
JESD-609 code	e0	e0	e3	e3	e0	e0
length	9.7 mm	9.7 mm	9.7 mm	9.7 mm	9.7 mm	9.7 mm
Maximum linear error (EL)	0.0488%	0.0488%	0.0488%	0.0244%	0.0244%	0.0244%
Humidity sensitivity level	3	1	1	1	1	1
Number of analog input channels	4	4	4	4	4	4
Number of digits	10	10	10	12	12	12
Number of functions	1	1	1	1	1	1
Number of terminals	28	28	28	28	28	28
Maximum operating temperature	85 °C	85 °C	85 °C	85 °C	85 °C	85 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-40 °C	-40 °C	-40 °C
Output bit code	BINARY, 2\'S COMPLEMENT BINARY	BINARY, 2'S COMPLEMENT BINARY	BINARY, 2'S COMPLEMENT BINARY	BINARY, 2\'S COMPLEMENT BINARY	BINARY, 2\'S COMPLEMENT BINARY	BINARY, 2\'S COMPLEMENT BINARY
Output format	PARALLEL, WORD	PARALLEL, WORD	PARALLEL, WORD	PARALLEL, WORD	PARALLEL, WORD	PARALLEL, WORD
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	TSSOP	TSSOP	TSSOP	TSSOP	TSSOP	TSSOP
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius)	240	240	260	260	240	240
Sampling rate	1.5 MHz	1.5 MHz	1.5 MHz	1.5 MHz	1.5 MHz	1.5 MHz
Sample and hold/Track and hold	TRACK	TRACK	TRACK	TRACK	TRACK	TRACK
Maximum seat height	1.1 mm	1.1 mm	1.1 mm	1.1 mm	1.1 mm	1.1 mm
Nominal supply voltage	3 V	3 V	3 V	3 V	3 V	3 V
surface mount	YES	YES	YES	YES	YES	YES
Temperature level	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL
Terminal surface	TIN LEAD	TIN LEAD	MATTE TIN	MATTE TIN	TIN LEAD	TIN LEAD
Terminal form	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING
Terminal pitch	0.65 mm	0.65 mm	0.65 mm	0.65 mm	0.65 mm	0.65 mm
Terminal location	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL
Maximum time at peak reflow temperature	30	30	40	40	30	30
width	4.4 mm	4.4 mm	4.4 mm	4.4 mm	4.4 mm	4.4 mm
Maker	Rochester Electronics	-	-	Rochester Electronics	Rochester Electronics	Rochester Electronics

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