10-bit SAR ADC with SPI — what the 300k SPS rating means for your signal chain
The MAX1085BESA+ is a 10-bit SAR ADC with single-ended input, S/H-ADC, SPI interface, and internal reference. It samples at 300k samples per second.
ROHS3 compliant.
MAX1085BESA+ ADC, 10-Bit SAR, 300k SPS, 8-SOIC
MPNMAX1085BESA+
End of Life
Analog Devices MAX1085BESA+, 10-bit SAR ADC, Single Ended input, SPI, 300k sampling rate, 2.7V to 3.6V supply, 8-SOIC package, -40°C to 85°C.
$17.46Ref. price · indicative, final on quote
Packaging8-SOIC (0.154", 3.90mm Width)
RoHSROHS3 Compliant
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Input type | Single Ended |
| Mounting | Surface Mount |
| Reference type | Internal |
| Voltage - supply, analog | 2.7V ~ 3.6V |
| Voltage - supply, digital | 2.7V ~ 3.6V |
| I/O channels | 1 |
| Interface | SPI |
| Operating temperature | -40°C ~ 85°C |
| Package | Tube |
| Architecture | SAR |
| Configuration | S/H-ADC |
| Number of bits | 10 |
| Case | 8-SOIC (0.154\", 3.90mm Width) |
| Ratio - s (H:ADC) | 1:1 |
| Number of a (D converters) | 1 |
| Sampling rate (Per second) | 300k |
Product details
Frequently asked questions
Is MAX1085BESA+ RoHS compliant?
Yes, it is ROHS3 compliant.
What is the input type and interface of MAX1085BESA+?
It has a single-ended input and communicates over an SPI serial interface.
What package does the MAX1085BESA+ come in?
It is supplied in an 8-SOIC surface-mount package, delivered in a tube.