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PDF AD13280 Data sheet ( Hoja de datos )
| Número de pieza | AD13280 | |
| Descripción | Dual Channel/ 12-Bit/ 80 MSPS A/D Converter with Analog Input Signal Conditioning | |
| Fabricantes | Analog Devices | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de AD13280 (archivo pdf) en la parte inferior de esta página. Total 28 Páginas | ||
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FEATURES
Dual 80 MSPS, minimum sample rate
Channel-to-channel matching, ±1% gain error
90 dB channel-to-channel isolation
DC-coupled signal conditioning
80 dB spurious-free dynamic range
Selectable bipolar inputs (±1 V and ±0.5 V ranges)
Integral single-pole, low-pass Nyquist filter
Twos complement output format
3.3 V compatible outputs
1.85 W per channel
Dual-Channel, 12-Bit, 80 MSPS ADC
with Analog Input Signal Conditioning
AD13280
APPLICATIONS
Radar processing (optimized for I/Q baseband operation)
Phased array receivers
Multichannel, multimode receivers
GPS antijamming receivers
Communications receivers
PRODUCT HIGHLIGHTS
1. Guaranteed sample rate of 80 MSPS.
2. Input signal conditioning; gain and impedance match.
3. Single-ended, differential, or off-module filter option.
4. Fully tested/characterized full channel performance.
FUNCTIONAL BLOCK DIAGRAM
AMP-IN-A-2 AMP-IN-A-1
AMP-IN-B-2 AMP-IN-B-1
AMP-OUT-A
A–IN
A+IN
DROUTA
D0A (LSB)
D1A
D2A
D3A
D4A
D5A
D6A
D7A
D8A
AD13280
VREF
DROUT
9 12
100Ω OUTPUT TERMINATORS
TIMING
3
ENCODEA ENCODEA D9A D10A D11A
(MSB)
VREF
DROUT
12
100Ω OUTPUT TERMINATORS
7
TIMING
5
D0B D1B D2B D3B D4B D5B D6B
(LSB)
Figure 1.
AMP-OUT-B
B+IN
B–IN
DROUTB
ENCODEB
ENCODEB
D11B (MSB)
D10B
D9B
D8B
D7B
Rev. C
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.
Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
www.analog.com
Fax: 781.461.3113 ©2002–2008 Analog Devices, Inc. All rights reserved.
1 page  
Parameter
Analog Input @ 37 MHz
SINAD1, 7
Analog Input @ 10 MHz
Analog Input @ 21 MHz
Analog Input @ 37 MHz
SPURIOUS-FREE DYNAMIC RANGE1, 8
Analog Input @ 10 MHz
Analog Input @ 21 MHz
Analog Input @ 37 MHz
SINGLE-ENDED ANALOG INPUT
Pass-Band Ripple to 10 MHz
Pass-Band Ripple to 25 MHz
DIFFERENTIAL ANALOG INPUT
Pass-Band Ripple to 10 MHz
Pass-Band Ripple to 25 MHz
TWO-TONE IMD REJECTION9
fIN = 9.1 MHz and 10.1 MHz (f1 and f2 are −7 dBFS)
fIN = 19.1 MHz and 20.7 MHz (f1 and f2 are −7 dBFS)
fIN = 36 MHz and 37 MHz (f1 and f2 are −7 dBFS)
CHANNEL-TO-CHANNEL ISOLATION10
TRANSIENT RESPONSE
DIGITAL OUTPUTS11
Logic Compatibility
DVCC = 3.3 V
Logic 1 Voltage
Logic 0 Voltage
DVCC = 5 V
Logic 1 Voltage
Logic 0 Voltage
Output Coding
POWER SUPPLY
AVCC Supply Voltage12
I (AVCC) Current
AVEE Supply Voltage12
I (AVEE) Current
DVCC Supply Voltage12
AD13280
Temperature
25°C
Min
Max
Test Level
I
II
II
Min
63
61.5
63
AD13280AZ
Typ Max
65
Unit
dBFS
dBFS
dBFS
25°C I
66 69
Min II 63.5
Max II 66
25°C I
64 68.5
Min II 63
Max II 64
25°C I
54 59
Min II 53
Max II 54
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
25°C I
75 80
Min II 70
Max II 75
25°C I
68 75
Min II 67
Max II 67
25°C I
56 62
Min II 55
Max II 55
dBFS
dBFS
dBFS
25°C V
25°C V
0.07 dB
0.12 dB
25°C V
25°C V
0.3 dB
0.82 dB
25°C I
75 80
Min II 71
Max II 74
25°C V
77
25°C V
60
25°C IV 90
25°C V
25
dBc
dBc
dBc
dB
ns
CMOS
Full I 2.5 DVCC − 0.2 V
Full I
0.2 0.5 V
Full V
Full V
DVCC − 0.3
0.35
Twos complement
V
V
Full IV
Full I
Full IV
Full I
Full IV
Rev. C | Page 5 of 28
4.85
−5.25
3.135
5.0
313
−5.0
38
3.3
5.25
364
−4.75
49
3.465
V
mA
V
mA
V
5 Page 
3.0
ENCODE = 80MSPS
2.5 DNL MAX = 0.688 CODES
DNL MIN = 0.385 CODES
2.0
1.5
1.0
0.5
0
–0.5
–1.0
0
512 1024 1536 2048 2560 3072 3584 4096
Figure 10. Differential Nonlinearity
0
–1
–2 ENCODE = 80MSPS
ROLL-OFF = 0.0459dB
–3
–4
–5
–6
–7
–8
–9
–10
1.0
3.5 6.0 8.5 11.0 13.5 16.0 18.5 21.0 23.5 26.0
FREQUENCY (MHz)
Figure 11. Pass-Band Ripple to 25 MHz
AD13280
3
ENCODE = 80MSPS
INL MAX = 0.562 CODES
2 INL MIN = 0.703 CODES
1
0
–1
–2
–3
0
512 1024 1536 2048 2560 3072 3584 4096
Figure 12. Integral Nonlinearity
Rev. C | Page 11 of 28
11 Page | ||
| Páginas | Total 28 Páginas | |
| PDF Descargar | [ Datasheet AD13280.PDF ] | |
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