MAX1183ECM+TD Maxim Integrated Products, MAX1183ECM+TD Datasheet

IC ADC 10BIT 40MSPS DL 48-TQFP

MAX1183ECM+TD

Manufacturer Part Number
MAX1183ECM+TD
Description
IC ADC 10BIT 40MSPS DL 48-TQFP
Manufacturer
Maxim Integrated Products
Datasheet

Specifications of MAX1183ECM+TD

Number Of Bits
10
Sampling Rate (per Second)
40M
Data Interface
Parallel
Number Of Converters
2
Power Dissipation (max)
180mW
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
48-TQFP Exposed Pad, 48-eTQFP, 48-HTQFP, 48-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
The MAX1183 is a 3V, dual 10-bit analog-to-digital con-
verter (ADC) featuring fully differential wideband track-
and-hold (T/H) inputs, driving two pipelined, nine-stage
ADCs. The MAX1183 is optimized for low-power, high
dynamic performance applications in imaging, instrumen-
tation, and digital communication applications. This ADC
operates from a single 2.7V to 3.6V supply, consuming
only 120mW while delivering a typical signal-to-noise ratio
(SNR) of 59.6dB at an input frequency of 20MHz and a
sampling rate of 40Msps. The T/H driven input stages
incorporate 400MHz (-3dB) input amplifiers. The convert-
ers may also be operated with single-ended inputs. In
addition to low operating power, the MAX1183 features a
2.8mA sleep mode as well as a 1µA power-down mode to
conserve power during idle periods.
An internal 2.048V precision bandgap reference sets
the full-scale range of the ADC. A flexible reference
structure allows the use of this internal or an externally
derived reference, if desired for applications requiring
increased accuracy or a different input voltage range.
The MAX1183 features parallel, CMOS-compatible
three-state outputs. The digital output format can be set
to two’s complement or straight offset binary through a
single control pin. The device provides for a separate
output power supply of 1.7V to 3.6V for flexible interfac-
ing. The MAX1183 is available in a 7mm
TQFP package, and is specified for the extended
industrial (-40°C to +85°C) temperature range.
Pin-compatible lower and higher speed versions of the
MAX1183 are also available. See Table 2 at end of data
sheet for a list of pin-compatible versions. Refer to the
MAX1180 data sheet for 105Msps, the MAX1181 data
sheet for 80Msps, the MAX1182 data sheet for 65Msps,
and the MAX1184 data sheet for 20Msps. In addition to
these speed grades, this family includes a multiplexed
output version, for which digital data is presented time-
interleaved and on a single, parallel 10-bit output port.
19-2173; Rev 1; 7/06
Functional Diagram appears at end of data sheet.
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
Dual 10-Bit, 40Msps, 3V, Low-Power ADC with
High-Resolution Imaging
I/Q Channel Digitization
Multichannel IF Sampling
Instrumentation
Video Application
Ultrasound
________________________________________________________________ Maxim Integrated Products
Internal Reference and Parallel Outputs
General Description
Applications
7mm, 48-pin
♦ Single 3V Operation
♦ Excellent Dynamic Performance:
♦ Low Power:
♦ 0.02dB Gain and 0.25° Phase Matching
♦ Wide ±1V
♦ 400MHz -3dB Input Bandwidth
♦ On-Chip 2.048V Precision Bandgap Reference
♦ User-Selectable Output Format—Two’s
♦ 48-Pin TQFP Package with Exposed Paddle for
*EP = Exposed paddle.
+Denotes lead-free package.
MAX1183ECM
MAX1183ECM+
NOTE: THE PIN 1 INDICATOR FOR LEAD-FREE PACKAGE IS REPLACED BY A “+” SIGN.
Range
Complement or Offset Binary
Improved Thermal Dissipation
59.6dB SNR at f
73dB SFDR at f
40mA (Normal Operation)
2.8mA (Sleep Mode)
1µA (Shutdown Mode)
COM
INA+
INB+
GND
GND
GND
INA-
INB-
PART
CLK
V
V
V
DD
DD
DD
10
11
12
1
2
3
4
5
6
7
8
9
P-P
Differential Analog Input Voltage
EP
IN
IN
-40°C to +85°C
-40°C to +85°C
TEMP RANGE
Ordering Information
= 20MHz
48 TQFP-EP
= 20MHz
MAX1183
Pin Configuration
PIN-PACKAGE
48 TQFP-EP*
48 TQFP-EP*
Features
36
35
34
33
32
31
30
29
28
27
26
25
D1A
D0A
OGND
OV
OV
OGND
D0B
D1B
D2B
D3B
D4B
D5B
DD
DD
1

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MAX1183ECM+TD Summary of contents

Page 1

... Multichannel IF Sampling Instrumentation Video Application Ultrasound Functional Diagram appears at end of data sheet. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. ♦ Single 3V Operation ♦ Excellent Dynamic Performance: 59.6dB SNR at f 73dB SFDR at f ♦ ...

Page 2

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs ABSOLUTE MAXIMUM RATINGS GND .............................................. -0.3V to +3. OGND to GND.......................................................-0.3V to +0.3V INA+, INA-, INB+, INB- to GND ...............................-0. ...

Page 3

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs ELECTRICAL CHARACTERISTICS (continued 3V 2.5V, 0.1µF and 1.0µF capacitors from REFP, REFN, and COM to GND, REFOUT connected to REFIN through ...

Page 4

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs ELECTRICAL CHARACTERISTICS (continued 3V 2.5V, 0.1µF and 1.0µF capacitors from REFP, REFN, and COM to GND, REFOUT connected to REFIN through ...

Page 5

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs ELECTRICAL CHARACTERISTICS (continued 3V 2.5V, 0.1µF and 1.0µF capacitors from REFP, REFN, and COM to GND, REFOUT connected to REFIN through ...

Page 6

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs ( 2.5V 2.048V, differential input at -0.5dBFS REFIN otherwise noted.) FFT PLOT CHB (DIFFERENTIAL INPUT, 8192-POINT DATA RECORD) 0 ...

Page 7

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs ( 2.5V 2.048V, differential input at -0.5dBFS REFIN otherwise noted.) SIGNAL-TO-NOISE PLUS DISTORTION vs. ANALOG INPUT POWER (f = ...

Page 8

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs ( 2.5V 2.048V, differential input at -0.5dBFS REFIN otherwise noted.) ANALOG POWER-DOWN CURRENT vs. ANALOG SUPPLY VOLTAGE 0.5 OE ...

Page 9

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs PIN NAME Common-Mode Voltage Input/Output. Bypass to GND with a ≥ 0.1µF capacitor. 1 COM 2, 6, 11, Analog Supply Voltage. Bypass each supply pin to GND with ...

Page 10

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs PIN NAME 41 D6A Three-State Digital Output, Bit 6, Channel A 42 D7A Three-State Digital Output, Bit 7, Channel A 43 D8A Three-State Digital Output, Bit 8, Channel ...

Page 11

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs Input Track-and-Hold (T/H) Circuits Figure 2 displays a simplified functional diagram of the input track-and-hold (T/H) circuits in both track-and-hold mode. In track mode, switches S1, S2a, S2b, ...

Page 12

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs where f represents the analog input frequency and the time of the aperture jitter. AJ Clock jitter is especially critical for undersampling applications. The clock ...

Page 13

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs DISABLE ENABLE OUTPUT HIGH-Z VALID DATA D9A–D0A OUTPUT HIGH-Z VALID DATA D9B–D0B Figure 4. Output Timing Diagram Figure 4 displays the timing relationship between output ...

Page 14

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs 300Ω 300Ω 300Ω +5V 0.1µF INPUT MAX4108 0.1µF -5V 300Ω 300Ω 300Ω 300Ω +5V 0.1µF INPUT MAX4108 0.1µF -5V 300Ω 300Ω Figure 5. Typical Application for Single-Ended to ...

Page 15

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs 25Ω 22pF 0.1µ N.C. 2.2µF 0.1µ MINICIRCUITS TT1–6 25Ω 22pF 25Ω 22pF 0.1µ ...

Page 16

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs Figure 8. Typical QAM Application, Using the MAX1183 (1Ω to 5Ω), a ferrite bead direct short. Alternatively, all ground pins could share the same ground plane, ...

Page 17

Dual 10-Bit, 40Msps, 3V, Low-Power ADC with Internal Reference and Parallel Outputs Signal-to-Noise Plus Distortion (SINAD) SINAD is computed by taking the ratio of the RMS sig- nal to all spectral components minus the fundamental and the DC offset. Total ...

Page 18

... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 18 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2006 Maxim Integrated Products ...

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