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FS91M68
General Description
The FS91M68 is a 8-bit high performance and cost-efficient microcontroller with one R2F module and 3×13 LCD driver. The device is suited for use in low power LCD applications such as thermometers etc.
Feature
• | 8-bit microcontroller |
• | Embedded 1k-word ROM and 64-byte RAM |
• | 1.5V battery operation, with about 40μA (Typ.) operation current, and 0.2μA (Typ.) sleep mode current |
• | One R2F (Resistance to Frequency) conversion module for sensor and reference resistors |
• | One high-speed comparator and one 16-bit counter with programmable gate time select |
• | Build-in voltage doubler for 1/3 duty, 1/2 bias 3×13 LCD driver |
• | Input port:4-bit ; In / Out port:4-bit |
• | Two buzzer outputs |
• | Build in low battery detector (LVD) |
• | Package:Dice form (36 pins), 44-pin LQFP |
Application
• | Clinical thermometer |
• | R/C Type Sensor Measurement |
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