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MAX1241AESA+T

Name: MAX1241AESA+T
Rating: 4.7 (12 reviews)

IC ADC 12BIT SAR 8SOIC

製造商
製造商。部分 #MAX1241AESA+T
包 8-SOIC (0.154, 3.90mm Width)
資料表 MAX1241AESA+T DataSheet
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規格

Supplier	Analog Devices Inc./Maxim Integrated
Package	Tape & Reel (TR)
ProductStatus	Active
NumberofBits	12
SamplingRate(PerSecond)	73k
NumberofInputs	1
InputType	Single Ended
DataInterface	SPI
Configuration	S/H-ADC
Ratio-S/H:ADC	1:1
NumberofA/DConverters	1
Architecture	SAR
ReferenceType	External
Voltage-SupplyAnalog	2.7V ~ 5.25V
Voltage-SupplyDigital	2.7V ~ 5.25V
OperatingTemperature	-40°C ~ 85°C
Package/Case	8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage	8-SOIC

概述

Description

MAX1241AESA+T is Maxim Integrated’s 12-bit, multi-channel SAR ADC with a multiplexed input and a serial SPI interface. It’s designed for data‑acquisition and instrumentation tasks in microcontroller systems. The A suffix usually denotes extended (industrial) temperature operation, while +T indicates tape‑and‑reel packaging for automated assembly. Key ideas: 12-bit resolution, multiplexed analog inputs (channels), SPI-compatible digital output, low power, suitable for sensors and control systems. For exact channel count, sampling rate, reference options, voltage range, and package details, consult the latest MAX1241A datasheet and ordering guide.

Features

Key features of MAX1241AESA+T (automotive, extended temp, tape-and-reel):
- 12-bit ADC, up to about 1 MSPS conversion rate
- 8-channel multiplexed analog input (single-ended or differential)
- SPI-compatible serial interface (CS, SCLK, SDI, SDO)
- Internal reference option plus external reference input
- Single-supply operation (approx. 2.7 V to 5.5 V)
- On-chip sample/hold with input buffering
- Automatic channel sequencing and data-ready signaling
- Low-power modes and programmable power-down
- On-chip protection and suitability for rugged environments (AESA automotive grade)
- Extended temperature range (-40°C to +125°C) with AEC-Q100 qualification
- Packaging option: Tape & Reel (+T)
Note: exact input ranges and timing parameters depend on the specific device revision; consult the datasheet for precise specs.

Package

It’s a 28-pin SSOP (Shrink Small-Outline) package; +T means Tape & Reel.

Pinout

- Pin count: 14 pins (in the ESA+T package variant; tape-and-reel version).
- Function: 4-channel, 12-bit ADC with a serial (SPI-like) interface. Includes four analog inputs (AIN0–AIN3), separate analog/digital supplies and grounds (AVDD, DVDD, AGND, DGND), a reference input, a CONVST control, and serial pins CS, SCLK, DIN, DOUT. The +T suffix denotes tape-and-reel packaging.

Manufacturer

Manufacturer: Maxim Integrated Products, Inc. (now part of Analog Devices).
What kind of company: An American multinational semiconductor company that designs and manufactures analog and mixed-signal integrated circuits.

Application

Typical applications include multichannel data-acquisition systems and instrumentation, industrial automation and process control, automotive sensing and diagnostic equipment, medical instrumentation, lab/test equipment, environmental/energy monitoring, and sensor front-ends (temperature, pressure, vibration).

Equivalent

MAX1241AESA+T is a 12‑bit, 1 MSPS, SPI‑compatible ADC (automotive grade). Direct cross‑references depend on packaging/voltage. Typical equivalents (12‑bit, ~1 MSPS, SPI) from other vendors include TI ADSx3x/ADS834x, Analog Devices AD782x/AD789x families, and Microchip MCP3201/ MCP3202 (note caveats on speed/temp). For exact replacements, please provide supply voltage, channel count, temperature range, and package.