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AT77C105A - FingerChip Thermal Fingerprint Sweep Sensor

Description

Atmel’s AT77C105A fingerprint sensor is dedicated to PDA, cellular and smartphone applications.

Based on FingerChip thermal technology, the AT77C105A is a linear sensor that captures fingerprint images by sweeping the finger over the sensing area.

Features

  • Thermal Sensitive Layer Over a 0.35 µm CMOS Array Image Zone: 0.4 x 11.6 mm Image Array: 8 × 232 = 1856 Pixels Pixel Pitch: 50 × 50 µm = 500 dpi Resolution On-chip 8-bit Analog to Digital Converter Serial Peripheral Interface (SPI) - 2 Modes:.
  • Fast Mode at 16 Mbps Max for Imaging.
  • Slow Mode at 200 kbps Max for Navigation and Contr.

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www.DataSheet4U.com Features • • • • • • • • • • • • • • • Thermal Sensitive Layer Over a 0.35 µm CMOS Array Image Zone: 0.4 x 11.6 mm Image Array: 8 × 232 = 1856 Pixels Pixel Pitch: 50 × 50 µm = 500 dpi Resolution On-chip 8-bit Analog to Digital Converter Serial Peripheral Interface (SPI) - 2 Modes: – Fast Mode at 16 Mbps Max for Imaging – Slow Mode at 200 kbps Max for Navigation and Control Die Size: 1.5 × 15 mm Operating Voltage: 2.3 to 3.6V I/O Voltage: 1.65 to 3.6V Operating Temperature Range: -40°C to 85°C Finger Sweeping Speed from 2 to 20 cm/Second Low Power: 4.5 mA (Image Acquisition), 1.
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