AD7873ARQZ vs AK4181A Comparison
Detailed side-by-side comparison of AD7873ARQZ by Analog Devices and AK4181A by AKM (Asahi Kasei Microdevices). Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
AKM (Asahi Kasei Microdevices)
AK4181A - 4-Wire Touch Screen Controller, 12-bit SAR ADC | AKM
AK4181A ✓ ActiveSpecification Comparison
| Parameter | AD7873ARQZ | AK4181A |
|---|---|---|
| Brand | Analog Devices | AKM (Asahi Kasei Microdevices) |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.49 | $1.38 |
| Resolution | 12 bits | — |
| Architecture | SAR (Successive Approximation) | — |
| Touch Screen Type | 4-Wire Resistive | — |
| Supply Voltage (VCC) | 2.2 V to 5.25 V | — |
| Throughput Rate | 125 kSPS | — |
| On-Chip Reference | 2.5 V | — |
| Direct Battery Measurement | Up to 6 V | Yes |
| On-Chip Temperature Sensor | Yes, up to +85 C | — |
| Touch Pressure Measurement | Yes | — |
| Digital Interface | Synchronous Serial | — |
| Package | 16-pin QSOP (RQ-16) | TSSOP |
| Mounting Type | Surface Mount | Surface Mount |
| Lead Free Status | Lead Free | — |
| RoHS Status | RoHS Compliant | unknown |
| Operating Temperature | -40 C to +85 C | — |
| Function | — | 4-wire resistive touch screen controller |
| ADC Architecture | — | 12-bit SAR with sample-and-hold |
| Maximum Sampling Frequency | — | 125 kHz |
| Touch Panel Interface | — | 4-wire resistive |
| Pen Pressure (Z-axis) Measurement | — | Yes |
| On-Chip Voltage Reference | — | 2.5 V |
| On-Chip Thermal Sensor | — | Yes |
| Auxiliary Analog Inputs | — | 2 channels |
| Supply Voltage | — | [DATA_NEEDED: supply voltage range] |
| Supply Current | — | [DATA_NEEDED: supply current] |
| Interface to Host | — | [DATA_NEEDED: host interface type, e.g. SPI/I2C] |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |