REV. C
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a
AD9283
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 © Analog Devices, Inc., 2001
8-Bit, 50 MSPS/80 MSPS/100 MSPS
3 V A/D Converter
FUNCTIONAL BLOCK DIAGRAM
REF
TIMING
V
D
PWRDWN
V
DD
A
IN
GND
REF
OUT
REF
IN
ADC
OUTPUT
STAGING
ENCODE
AD9283
8
D7–D0
T/H
A
IN
FEATURES
8-Bit, 50, 80, and 100 MSPS ADC
Low Power: 90 mW at 100 MSPS
On-Chip Reference and Track/Hold
475 MHz Analog Bandwidth
SNR = 46.5 dB @ 41 MHz at 100 MSPS
1 V p-p Analog Input Range
Single 3.0 V Supply Operation (2.7 V–3.6 V)
Power-Down Mode: 4.2 mW
APPLICATIONS
Battery Powered Instruments
Hand-Held Scopemeters
Low Cost Digital Oscilloscopes
GENERAL DESCRIPTION
The AD9283 is an 8-bit monolithic sampling analog-to-digital
converter with an on-chip track-and-hold circuit and is opti-
mized for low cost, low power, small size and ease of use. The
product operates at a 100 MSPS conversion rate, with outstand-
ing dynamic performance over its full operating range.
The ADC requires only a single 3.0 V (2.7 V to 3.6 V) power
supply and an encode clock for full performance operation. No
external reference or driver components are required for many
applications. The digital outputs are TTL/CMOS compatible
and a separate output power supply pin supports interfacing
with 3.3 V or 2.5 V logic.
The encoder input is TTL/CMOS compatible. A power-down
function may be exercised to bring total consumption to
4.2 mW. In power-down mode, the digital outputs are driven
to a high impedance state.
Fabricated on an advanced CMOS process, the AD9283 is
available in a 20-lead surface mount plastic package (SSOP)
specified over the industrial temperature range (–40°C to +85°C).
AD9283* PRODUCT PAGE QUICK LINKS
Last Content Update: 02/23/2017
COMPARABLE PARTS
View a parametric search of comparable parts.
DOCUMENTATION
Application Notes
AN-282: Fundamentals of Sampled Data Systems
AN-302: Exploit Digital Advantages in an SSB Receiver
AN-345: Grounding for Low-and-High-Frequency Circuits
AN-501: Aperture Uncertainty and ADC System
Performance
AN-715: A First Approach to IBIS Models: What They Are
and How They Are Generated
AN-737: How ADIsimADC Models an ADC
AN-741: Little Known Characteristics of Phase Noise
AN-756: Sampled Systems and the Effects of Clock Phase
Noise and Jitter
AN-835: Understanding High Speed ADC Testing and
Evaluation
AN-905: Visual Analog Converter Evaluation Tool Version
1.0 User Manual
AN-935: Designing an ADC Transformer-Coupled Front
End
Data Sheet
AD9283: 8-Bit, 50 MSPS/80 MSPS/100 MSPS 3 V A/D
Converter Data Sheet
User Guides
UG-173: High Speed ADC USB FIFO Evaluation Kit (HSC-
ADC-EVALB-DCZ)
TOOLS AND SIMULATIONS
Visual Analog
AD9283 IBIS Models
REFERENCE MATERIALS
Technical Articles
Correlating High-Speed ADC Performance to Multicarrier
3G Requirements
DNL and Some of its Effects on Converter Performance
MS-2210: Designing Power Supplies for High Speed ADC
DESIGN RESOURCES
AD9283 Material Declaration
PCN-PDN Information
Quality And Reliability
Symbols and Footprints
DISCUSSIONS
View all AD9283 EngineerZone Discussions.
SAMPLE AND BUY
Visit the product page to see pricing options.
TECHNICAL SUPPORT
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number.
DOCUMENT FEEDBACK
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–2–
REV. C
AD9283–SPECIFICATIONS
(V
DD
= 3.0 V, V
D
= 3.0 V; single-ended input; external reference, unless otherwise noted)
Test AD9283BRS-100 AD9283BRS-80 AD9283BRS-50
Parameter Temp Level Min Typ Max Min Typ Max Min Typ Max Unit
RESOLUTION 8 8 8 Bits
DC ACCURACY
Differential Nonlinearity 25°CI ± 0.5 +1.25 ± 0.5 +1.25 ± 0.5 +1.25 LSB
Full VI +1.50 +1.50 +1.50 LSB
Integral Nonlinearity 25°C I –1.25 ± 0.75 +1.25 –1.25 ± 0.75 +1.25 –1.25 ± 0.75 +1.25 LSB
Full VI +2.25 +1.50 +1.50 LSB
No Missing Codes Full VI Guaranteed Guaranteed Guaranteed
Gain Error
1
25°CI 6 ± 2.5 +6 –6 ±2.5 +6 –6 ± 2.5 +6 % FS
Full VI –8 +8 –8 +8 –8 +8 % FS
Gain Tempco
1
Full VI 80 80 80 ppm/°C
ANALOG INPUT
Input Voltage Range
(With Respect to A
IN
) Full V ± 512 ± 512 ± 512 mV p-p
Common-Mode Voltage Full V ± 200 ± 200 ± 200 mV
Input Offset Voltage 25°C I –35 ±10 +35 –35 ±10 +35 –35 ±10 +35 mV
Full VI ± 40 ± 40 ± 40 mV
Reference Voltage Full VI 1.2 1.25 1.3 1.2 1.25 1.3 1.2 1.25 1.3 V
Reference Tempco Full VI ±130 ±130 ±130 ppm/°C
Input Resistance 25°C I 7 10 13 7 10 13 7 10 13 k
Full VI 5 16 5 16 5 16 k
Input Capacitance 25°CV 2 2 2 pF
Full VI µA
Analog Bandwidth, Full Power 25°C V 475 475 475 MHz
SWITCHING PERFORMANCE
Maximum Conversion Rate Full VI 100 80 50 MSPS
Minimum Conversion Rate 25° CIV111MSPS
Encode Pulsewidth High (t
EH
)25°C IV 4.3 1000 5.0 1000 8.0 1000 ns
Encode Pulsewidth Low (t
EL
)25°C IV 4.3 1000 5.0 1000 8.0 1000 ns
Aperture Delay (t
A
)25°CV 0 0 0 ns
Aperture Uncertainty (Jitter) 25°C V 5 5 5 ps rms
Output Valid Time (t
V
)
2
Full VI 2.0 3.0 2.0 3.0 2.0 3.0 ns
Output Propagation Delay (t
PD
)
2
Full VI 4.5 7.0 4.5 7.0 4.5 7.0 ns
DIGITAL INPUTS
Logic “1” Voltage Full VI 2.0 2.0 2.0 V
Logic “0” Voltage Full VI 0.8 0.8 0.8 V
Logic “1” Current Full VI ±1 ± 1 ± 1 µA
Logic “0” Current Full VI ±1 ± 1 ± 1 µA
Input Capacitance 25°C V 2.0 2.0 2.0 pF
DIGITAL OUTPUTS
Logic “1” Voltage Full VI 2.95 2.95 2.95 V
Logic “0” Voltage Full VI 0.05 0.05 0.05 V
Output Coding Offset Binary Code Offset Binary Code Offset Binary Code
POWER SUPPLY
Power Dissipation
3, 4
Full VI 90 120 90 115 80 100 mW
Power-Down Dissipation Full VI 4.2 7 4.2 7 4.2 7 mW
Power Supply Rejection Ratio
(PSRR) 25°C I 18 18 18 mV/V

AD9283BRSZ-50

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Analog to Digital Converters - ADC IC 8 BIT 50 MSPS
Lifecycle:
New from this manufacturer.
Delivery:
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