- RS Stock No.:
- 177-0305
- หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No.:
- MCP7940N-E/SN
- ผู้ผลิต / Manufacturer:
- Microchip
300 มีของพร้อมจัดส่งภายใน (In stock for delivery within) 4-6 วันทำการ (working days)
ราคา / Price Each (In a Tube of 100)
THB37.726
(exc. VAT)
THB40.367
(inc. VAT)
Units | Per unit | Per Tube* |
100 - 100 | THB37.726 | THB3,772.60 |
200 - 300 | THB36.594 | THB3,659.40 |
400 + | THB35.496 | THB3,549.60 |
*ตัวบ่งบอกราคา / price indicative |
- RS Stock No.:
- 177-0305
- หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No.:
- MCP7940N-E/SN
- ผู้ผลิต / Manufacturer:
- Microchip
ข้อมูลทางเทคนิค / Technical Data Sheets
Legislation and Compliance
รายละเอียดสินค้า / Product Details
The MCP7940N series of low-power Real-Time Clocks (RTC) uses digital timing compensation for an accurate clock/calendar, a programmable output control for versatility, and a power sense circuit that automatically switches to the backup supply. Using a low-cost 32.768 kHz crystal, it tracks time using several internal registers.
Battery Backup
64 Bytes Battery-Backed SRAM
2-Wire Serial Interface, I2C™Compatible
I2C Clock Frequency up to 400 kHz
Low-Power
Wide Voltage Range
Operating Voltage 1.8V to 5.5V
Backup Voltage 1.3V to 5.5V
Low Typical Timekeeping Current
Automatic Switchover to Battery Backup
64 Bytes Battery-Backed SRAM
2-Wire Serial Interface, I2C™Compatible
I2C Clock Frequency up to 400 kHz
Low-Power
Wide Voltage Range
Operating Voltage 1.8V to 5.5V
Backup Voltage 1.3V to 5.5V
Low Typical Timekeeping Current
Automatic Switchover to Battery Backup
For products that are Customized and under Non-cancellable & Non-returnable, Sales & Conditions apply.
คุณสมบัติ / Specifications
คุณสมบัติ | Value |
---|---|
Date Format | D:M:Y, DW |
Time Format | HH:MM:SS |
Bus Type | Serial-I2C |
Mounting Type | Surface Mount |
Package Type | SOIC |
Pin Count | 8 |
Dimensions | 4.9 x 3.9 x 1.5mm |
Length | 4.9mm |
Width | 3.9mm |
Height | 1.5mm |
Maximum Operating Supply Voltage | 5.5 V |
Minimum Operating Supply Voltage | 1.8 V |
Minimum Operating Temperature | -40 °C |
Maximum Operating Temperature | +125 °C |