HT7500

Features:

` Single-chip CMOS construction
` Single 1.5V battery operation
` Measurement range: +32.0~+42.0 (+90.0~+108.0°F)
Measurement accuracy: ±0.1 ±0.2°F) Resolution: 0.1 (0.1°F)
` Bonding option for Centigrade/Fahrenheit measurement
` Alarm warning for fever
` Highest temperature hold
` Auto power off after 8 min 40 sec
` One-key input switch for ON/OFF
` Displays last time measured temperature




Pinout






Specifications

Supply voltage ................................0V to 2.0V
Input voltage ...............VSS-0.5V to VDD+0.5V
Operation Temperature ...........-2.0 to +75
Storage Temperature .............-55 to +125

Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute MaximumRatings" may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.

Description

The HT7500 is a CMOS digital clinical thermometer IC for measuring body temperature in Centigrade( ) or Fahrenheit (°F) mode by its bonding option. It also provides alarm and auto power off functions. The other electronic components are LCD display, thermister, 1.5V battery, ON/OFF switch, buzzer, resistors and capacitors.