MMA7455LR1
Freescale Semiconductor
The Freescale Semiconductor MMA7455LR1 is a digital accelerometer with I2C/SPI interface. It features selectable acceleration ranges of 2g, 4g, or 8g and operates from 2.4V to 3.6V.
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237 pcs
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237 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The HT1621B is a memory mapping, multi-function LCD driver designed for I/O MCUs. It supports up to 32 segments and 4 commons, providing a total of 128 patterns.
Key electrical features include an operating voltage range of 2.4V to 5.2V and a built-in 256kHz RC oscillator. It also offers an option for an external 32.768kHz crystal oscillator. The device includes two selectable buzzer frequencies (2kHz/4kHz) and a power-down command to reduce consumption.
Connectivity is established via a 3-wire serial interface. The HT1621B contains a 32x4-bit display RAM and is suitable for various LCD applications. It is available in a 48-pin LQFP package.
This LCD driver is designed for applications requiring efficient display control with minimal interface lines. Its software configuration feature makes it adaptable to different LCD module requirements.
| Qty | Low | High |
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| 1+ | $0.75 | $0.75 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The HT1621B operates from 2.4V to 5.2V.
The HT1621B is available in LQFP-48, PQFP48, SSOP, and DIP packages.
It has a built-in 256kHz RC oscillator and can use an external 32.768kHz crystal.
The HT1621B offers selectable buzzer frequencies of 2kHz and 4kHz.
The HT1621B includes 32x4-bit display RAM.
The HT1621B uses a 3-wire serial interface.
It can drive 32 segments and 4 commons.
