Microchip MCP7940M-I/SN, Real Time Clock 64 bit DW:DM:M:Y, 8-Pin SOIC Surface
- RS庫存編號:
- 761-7627
- 製造零件編號:
- MCP7940M-I/SN
- 製造商:
- Microchip
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可享批量折扣
小計（1 包，共 5 件）*
TWD114.00
(不含稅)
TWD119.70
(含稅)
訂單超過 $1,300.00 免費送貨
有庫存
- 加上 25 件從 2026年5月04日 起發貨
- 加上 560 件從 2026年5月11日 起發貨
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單位 | 每單位 | 每包* |
|---|---|---|
| 5 - 20 | TWD22.80 | TWD114.00 |
| 25 + | TWD22.20 | TWD111.00 |
* 參考價格
- RS庫存編號:
- 761-7627
- 製造零件編號:
- MCP7940M-I/SN
- 製造商:
- Microchip
規格
產品概覽和技術數據資料表
法例與合規
產品詳細資訊
透過選取一個或多個屬性來查找類似產品。
選取全部 | 屬性 | 值 |
|---|---|---|
| 品牌 | Microchip | |
| Product Type | Real Time Clock | |
| Date Format | DW:DM:M:Y | |
| Time Format | HH:MM:SS | |
| Mount Type | Surface | |
| Package Type | SOIC | |
| Interface Type | I2C | |
| Pin Count | 8 | |
| RTC Memory Size | 64bit | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 85°C | |
| Standards/Approvals | No | |
| Height | 1.25mm | |
| Length | 4.9mm | |
| Series | MCP794 | |
| Maximum Supply Voltage | 5.5V | |
| Minimum Supply Voltage | 1.8V | |
| Automotive Standard | No | |
| 選取全部 | ||
|---|---|---|
品牌 Microchip | ||
Product Type Real Time Clock | ||
Date Format DW:DM:M:Y | ||
Time Format HH:MM:SS | ||
Mount Type Surface | ||
Package Type SOIC | ||
Interface Type I2C | ||
Pin Count 8 | ||
RTC Memory Size 64bit | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 85°C | ||
Standards/Approvals No | ||
Height 1.25mm | ||
Length 4.9mm | ||
Series MCP794 | ||
Maximum Supply Voltage 5.5V | ||
Minimum Supply Voltage 1.8V | ||
Automotive Standard No | ||
MCP7940M I²C Real-Time Clock/Calendars
The Microchip MCP7940M is Real-Time Clock Calendar (RTCC) that supports I²C communications. The MCP7940M includes a digital trimming circuit for accuracy which can compensate for crystal tolerance and temperature.
The MCP7940M features a multi-functional output that can be configured as an alarm output, to output a selectable frequency square wave or as a general purpose output.
Features
2-Wire Serial Interface, I²C™ Compatible: I²C clock rate up to 400 kHz
On-Chip Digital Trimming/Calibration: ±1 ppm resolution, ±129 ppm range
Tracks Hours, Minutes, Seconds, Day of Week, Day, Month and Year
Leap Year Compensated to 2399
12/24 Hour Modes
Oscillator for 32.768 kHz Crystals: Optimised for 6-9 pF crystals
Dual Programmable Alarms
Versatile Output Pin
Wide Operating Voltage Range: 1.8V to 5.5V
Low Typical Timekeeping Current: 1.2μA at 3.3V
Real Time Clock Peripherals - Microchip
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