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HT7500

Holtek Semiconductor Inc
Part Number HT7500
Manufacturer Holtek Semiconductor Inc
Description Clinical Thermometer
Published Mar 26, 2005
Detailed Description HT7500 Clinical Thermometer Features · · · · Single-chip CMOS construction Single 1.5V battery operation Measurement r...
Datasheet PDF File HT7500 PDF File

HT7500
HT7500

Overview
HT7500 Clinical Thermometer Features · · · · Single-chip CMOS construction Single 1.
5V battery operation Measurement range: +32.
0~+42.
0°C (+90.
0~+108.
0°F) Measurement accuracy: ±0.
1°C (±0.
2°F) Resolution: 0.
1°C (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 General Description The HT7500 is a CMOS digital clinical thermometer IC for measuring body temperature in Centigrade (°C) 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.
Block Diagram O S C I O S C O T E S T 2 P S W C L F H R F R S S C V D D V S S S y s te m O S C C o u n te r a n d C o m p a ra to r T IM E R L O W C B Z 1 B Z 2 C 5 1 2 C A P V E E C o n tro l C ir c u it...


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