Technical parameters/number of pins: | 8 |
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Technical parameters/operating temperature (Max): | 125 ℃ |
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Technical parameters/operating temperature (Min): | -40 ℃ |
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Technical parameters/power supply voltage: | 1.8V ~ 5.5V |
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Technical parameters/power supply voltage (Max): | 5.5 V |
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Technical parameters/power supply voltage (Min): | 1.8 V |
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Encapsulation parameters/installation method: | Surface Mount |
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Package parameters/number of pins: | 8 |
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Encapsulation parameters/Encapsulation: | SOIC-8 |
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Dimensions/Packaging: | SOIC-8 |
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Physical parameters/operating temperature: | -40℃ ~ 125℃ |
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Other/Product Lifecycle: | Active |
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Other/Packaging Methods: | Tube |
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Compliant with standards/RoHS standards: | RoHS Compliant |
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Compliant with standards/lead standards: | Lead Free |
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Customs information/ECCN code: | EAR99 |
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| Model | Brand | Similarity | Encapsulation | Introduction | Data manual | |
|---|---|---|---|---|---|---|
MCP7940M-I/SN
|
Microchip | 类似代替 | SOIC-8 |
MICROCHIP MCP7940M-I/SN 芯片, 实时时钟, I2C, 64字节 SRAM, 8SOIC
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MCP7940MT-I/SN
|
Microchip | 类似代替 | SOIC-8 |
MCP7940M I²C 实时时钟/日历 Microchip MCP7940M 是支持 I²C 通信的实时时钟日历 (RTCC)。 MCP7940M 包括提供精确度的数字微调电路，可补偿晶体容差和温度。 MCP7940M 具有可配置为警报输出的多功能输出，可用于输出可选频率方形波或用作通用输出。 ### 特点 2 线串行接口，I²C™ 兼容：I²C 时钟速率高达 400 kHz 片上数字微调/校准：±1 ppm 分辨率，±129 ppm 范围 跟踪小时、分钟、秒钟、每周的某一日、日、月和年 闰年补偿到 2399 12/24 小时模式 振荡器用于 32.768 kHz 晶体：经优化适用于 6-9 pF 晶体 双路可编程警报 多用途输出引脚 宽工作电压范围：1.8V 至 5.5V 低典型计时电流：3.3V 时为 1.2μA ### 实时时钟外围设备 - Microchip
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