QFN20
IC ADC SAR 16BIT 4/8-CH 250KSPS
16-bit 4-channel SAR ADC, 200kSPS, QFN20 package, internal 2.5V/4.096V reference, SPI interface, operating temperature -40°C to +120°C.Checked against the datasheet
All alternatives
View full reportTechnical parameters
Key specs
Resolution16 bit
Sampling rate200 kSPSMax · VDD=2.3V to 5.5V)
Inputs4
InterfaceQSPI / OSPI
Supply voltage2.3 ~ 5.5 V
Datasheet-verified parameters
21 items| Parameter | Value and test conditions | Source |
|---|---|---|
| Resolution | 16 bit (No Missing Codes) | |
| Conversion Rate | 200 kSPS (Max, Full Bandwidth, VDD=2.3V to 5.5V) | |
| Channels | 4 (Integrated Multiplexer) | |
| Serial Interface | SPI, MICROWIRE, QSPI and DSP compatible | |
| Power Supply Voltage | VDD: 2.3V to 5.5V; VIO: 1.8V to 5.5V | |
| Package | QFN20(4x4) |
Pinout and package
PIN CONFIGURATION PIN DESCRIPT…
| Pin | Name | Function | Source |
|---|---|---|---|
| 2 | REF | Reference Voltage Input/Output | |
| 3 | REFIN | Internal Reference Output/voltage Buffer Input | |
| 4 | GND | Ground | |
| 5 | GND | Ground | |
| 6 | NC | No Connect | |
| 7 | IN2 | Analog Input Channel 2 | |
| 8 | NC | No Connect | |
| 9 | IN3 | Analog Input Channel 3 | |
| 10 | COM | Common Voltage Input | |
| 11 | CNV | Convert Control Input | |
| 12 | DIN | Data Input | |
| 13 | SCK | Serial Data Clock Input | |
| 14 | SDO | Serial Data Output | |
| 15 | VIO | Digital Interface Power Supply | |
| 16 | INO | Analog Input Channel 0 | |
| 17 | NC | No Connect | |
| 18 | IN1 | Analog Input Channel 1 | |
| 19 | NC | No Connect | |
| 1,20 | VDD | Power Supply | |
| EPAD | EPAD | Thermal Pad |
Documents
Datasheet-verified content is extracted by AI from the manufacturer datasheet. Click a page number to view the original.