AK4181A vs AD7873ARQZ Comparison
Detailed side-by-side comparison of AK4181A by AKM (Asahi Kasei Microdevices) and AD7873ARQZ by Analog Devices. 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 ✓ Active
Specification Comparison
| Parameter | AK4181A | AD7873ARQZ |
|---|---|---|
| Brand | AKM (Asahi Kasei Microdevices) | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.38 | $5.49 |
| 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 | — |
| Direct Battery Measurement | Yes | Up to 6 V |
| 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] | — |
| Package | TSSOP | 16-pin QSOP (RQ-16) |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | unknown | RoHS Compliant |
| 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 |
| On-Chip Temperature Sensor | — | Yes, up to +85 C |
| Touch Pressure Measurement | — | Yes |
| Digital Interface | — | Synchronous Serial |
| Lead Free Status | — | Lead Free |
| Operating Temperature | — | -40 C to +85 C |