BU21078FV-E2, Capacitive Touch Screen Controller, 8 bit 2-Wire, 28-Pin SSOP-B
- N° de stock RS:
- 185-1355
- Référence fabricant:
- BU21078FV-E2
- Fabricant:
- ROHM
Produit discontinué
- N° de stock RS:
- 185-1355
- Référence fabricant:
- BU21078FV-E2
- Fabricant:
- ROHM
Documentation technique
Législations et de normes
Détails du produit
BU21078FV is a capacitive sensor controller for switch operation. In addition to a regular simple switch, support matrix switches which are arranged in the matrix sensors. If external noise and temperature drift are detected, the automatic self-calibration is operated. Include LED controller with PWM function.
12 capacitive sensor ports
Supported Matrix switches. Maximum 36 switches
Automatic self-calibration
Continued touch detection
LED controller with PWM function
Inform the detected result of switch operation by interrupt
2-wire serial bus interface
Single power supply
Built-in Power-On-Reset and Oscillator
Supported Matrix switches. Maximum 36 switches
Automatic self-calibration
Continued touch detection
LED controller with PWM function
Inform the detected result of switch operation by interrupt
2-wire serial bus interface
Single power supply
Built-in Power-On-Reset and Oscillator
Spécifications
Attribut | Valeur |
|---|---|
| Resolution | 8 bit |
| Sensing Technology | Capacitive |
| Sensing Wire Type | 2-Wire |
| Mounting Type | Surface Mount |
| Package Type | SSOP-B |
| Pin Count | 28 |
| Typical Operating Supply Voltage | 3 to 5.5 V |
| Dimensions | 10.35 x 5.6 x 1.15mm |
| Sensor Type | Touch Screen Controllers |
| Length | 10.35mm |
| Width | 5.6mm |
| Height | 1.15mm |
| Maximum Operating Temperature | +85 °C |
| Minimum Operating Temperature | -20 °C |