MAX1292BCEG+ by Analog Devices

400ksps, +5V, 8-/4-Channel, 12-Bit ADCs with +2.5V Reference and Parallel Interface


The MAX1290/MAX1292 low-power, 12-bit analog-to-digital converters (ADCs) feature a successive-approximation ADC, automatic power-down, fast wake-up (2µs), an on-chip clock, +2.5V internal reference, and a high-speed, byte-wide parallel interface. The devices operate with a single +5V analog supply and feature a VLOGIC pin that allows them to interface directly with a +2.7V to +5.5V digital supply. Power consumption is only 10mW (VDD = VLOGIC) at a 400ksps max sampling rate. Two software-selectable power-down modes enable the MAX1290/MAX1292 to be shut down between conversions; accessing the parallel interface returns them to normal operation. Powering down between conversions can cut supply current to under 10µA at reduced sampling rates. Both devices offer software-configurable analog inputs for unipolar/bipolar and single-ended/pseudo-differential operation. In single-ended mode, the MAX1290 has eight input channels and the MAX1292 has four input channels (four and two input channels, respectively, when in pseudo-differential mode). Excellent dynamic performance and low power, combined with ease of use and small package size, make these converters ideal for battery-powered and data-acquisition applications or for other circuits with demanding power consumption and space requirements. The MAX1290/MAX1292 tri-states active-low INT when active-low CS goes high. Refer to MAX1262/MAX1264 if tri-stating active-low INT is not desired. The MAX1290 is available in a 28-pin QSOP package, while the MAX1292 comes in a 24-pin QSOP. For pin-compatible +3V, 12-bit versions, refer to the MAX1291/MAX1293 data sheet.

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Prices starting from US$12.66

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Features

12-Bit Resolution, ±0.5 LSB Linearity
+5V Single-Supply Operation
User-Adjustable Logic Level (+2.7V to +5.5V)
Internal +2.5V Reference
Software-Configurable Analog Input Multiplexer 8-Channel Single-Ended/4-Channel Pseudo-Differential (MAX1290) 4-Channel Single-Ended/2-Channel Pseudo-Differential (MAX1292)
8-Channel Single-Ended/4-Channel Pseudo-Differential (MAX1290)
4-Channel Single-Ended/2-Channel Pseudo-Differential (MAX1292)
Software-Configurable Unipolar/Bipolar Analog Inputs
Low Current: 2.5mA (400ksps) 1.0mA (100ksps) 400µA (10ksps) 2µA (Shutdown)
2.5mA (400ksps)
1.0mA (100ksps)
400µA (10ksps)
2µA (Shutdown)
Internal 6MHz Full-Power Bandwidth Track/Hold
Byte-Wide Parallel (8 + 4) Interface
Small Footprint: 28-Pin QSOP (MAX1290) 24-Pin QSOP (MAX1292)
28-Pin QSOP (MAX1290)
24-Pin QSOP (MAX1292)

Specifications

Resolution (bits) (ADC) 12
# Input Channels 4
Conv. Rate (ksps) (max) 400
Data Bus µP/8
ADC Architecture SAR
Diff/S.E. Input Both
Internal VREF (V) (nominal) 2.5
External VREF (V) (min) 1
External VREF (V) (max) 5.5
Unipolar VIN (V) (max) 2.5
Bipolar VIN (±V) (max) 1.25
INL (±LSB) 1
Package/Pins QSOP/24
BudgetaryPrice (See Notes) 9.23


MAX1292BCEG+ Data & Signal Conversion by Analog Devices

ADC 4-CH SAR 12BIT 400KSPS QSOP-24

Status: Unknown
Series: Quad 12-Bit SAR ADCs
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Resolution (Bits) 12bit
Sampling Rate 400kSPS
Input Channel Type Differential Single Ended
Data Interface Parallel
Supply Voltage Type Single
Supply Voltage Min 4.5V
Supply Voltage Max 5.5V
ADC / DAC Case Style QSOP
No. of Pins 24Pins
Operating Temperature Min 0°C
Operating Temperature Max 70°C
Product Range Quad 12-Bit SAR ADCs
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

400ksps, +5V, 8-/4-Channel, 12 | Analog Devices
12bit ADC 4Ch +-1 LSB QSOP24 | Schukat Electronic
ADC, 4-CH, SAR, 12BIT, 400KSPS, QSOP-24 | Farnell
Adc, 4-Ch, Sar, 12Bit, 400Ksps, Qsop-24 | Newark Electronics

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX1292BCEG+ ?

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Is the MAX1292BCEG+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX1292BCEG+ have stock available?

Authorised distributors including Analog Devices, element14, Schukat Electronic, Farnell and Newark Electronics have stock available or on a lead time for MAX1292BCEG+ .

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