MAX144AEUA+ by Analog Devices

+2.7V, Low-Power, 2-Channel, 108ksps, Serial 12-Bit ADCs in 8-Pin µMAX


The MAX144/MAX145 low-power, 12-bit analog-to-digital converters (ADCs) are available in 8-pin µMAX® and DIP packages. Both devices operate with a single +2.7V to +5.25V supply and feature a 7.4µs successive- approximation ADC, automatic power-down, fast wake-up (2.5µs), an on-chip clock, and a high-speed, 3-wire serial interface. Power consumption is only 3.2mW (VDD = +3.6V) at the maximum sampling rate of 108ksps. At slower throughput rates, the automatic shutdown (0.2µA) further reduces power consumption. The MAX144 provides 2-channel, single-ended operation and accepts input signals from 0 to VREF. The MAX145 accepts pseudo-differential inputs ranging from 0 to VREF. An external clock accesses data-through the 3-wire serial interface, which is SPI™, QSPI™, and MICROWIRE™-compatible. 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. For pin-compatible 10-bit ADCs, see the MAX157 and MAX159 data sheets.

Where to Buy

Prices starting from US$11.82

Distributor Stock
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Farnell
from US$19.17
3
in stock
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Logo for Analog Devices
Analog Devices
from US$15.93
1,102
in stock
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CoreStaff
from US$11.82
10
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element14
from US$20.40
3
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Newark Electronics
-
-
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Features

Single-Supply Operation (+2.7V to +5.25V)
Two Single-Ended Channels (MAX144) One Pseudo-Differential Channel (MAX145)
Low Power 0.9mA (108ksps, +3V Supply) 100µA (10ksps, +3V Supply) 10µA (1ksps, +3V Supply) 0.2µA (Power-Down Mode)
0.9mA (108ksps, +3V Supply)
100µA (10ksps, +3V Supply)
10µA (1ksps, +3V Supply)
0.2µA (Power-Down Mode)
Internal Track/Hold
108ksps Sampling Rate
SPI/QSPI/MICROWIRE-Compatible 3-Wire Serial Interface
Space-Saving 8-Pin µMAX Package
Pin-Compatible 10-Bit Versions Available

Specifications

Resolution (bits) (ADC) 12
# Input Channels 2
Conv. Rate (ksps) (max) 108
Data Bus SPI
ADC Architecture SAR
Diff/S.E. Input S.E. Only
External VREF (V) (min) 0
External VREF (V) (max) 5.25
Unipolar VIN (V) (max) 5.25
INL (±LSB) 1
Package/Pins PDIP/8UMAX/8
BudgetaryPrice (See Notes) 8.23


MAX144AEUA+ Data & Signal Conversion by Analog Devices

ADC 2-CH SAR 12BIT 108KSPS UMAX-8

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

Specifications

Resolution (Bits) 12bit
Sampling Rate 108kSPS
Input Channel Type Single Ended
Data Interface SPI
Supply Voltage Type Single
Supply Voltage Min 2.7V
Supply Voltage Max 5.25V
ADC / DAC Case Style µMAX
No. of Pins 8Pins
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range Dual 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

+2.7V, Low-Power, 2-Channel, 1 | Analog Devices
ADC, 2-CH, SAR, 12BIT, 108KSPS, UMAX-8 | Farnell
Adc, 2-Ch, Sar, 12Bit, 108Ksps, Umax-8 | Newark Electronics

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX144AEUA+ ?

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Is the MAX144AEUA+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX144AEUA+ have stock available?

Authorised distributors including Analog Devices, CoreStaff, element14, Farnell and Newark Electronics have stock available or on a lead time for MAX144AEUA+ .

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