ChongMing Group (HK) Int'l Co., Ltd
| Payment Terms | T/T, Western Union,PayPal |
| Supply Ability | 1800PCS |
| Delivery Time | 1 Day |
| Packaging Details | TUBE |
| Temperature Range | –55°C to +125°C |
| Payment Term | T/T, Paypal, Western Union |
| Voltage | -0.3 to 7.0 |
| Current | 3A |
| Package | DIP-18 |
| Factory Package | TUBE |
| Brand Name | EPSON |
| Model Number | RTC72421A |
| Certification | Original Factory Pack |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, Western Union,PayPal | Supply Ability | 1800PCS |
| Delivery Time | 1 Day | Packaging Details | TUBE |
| Temperature Range | –55°C to +125°C | Payment Term | T/T, Paypal, Western Union |
| Voltage | -0.3 to 7.0 | Current | 3A |
| Package | DIP-18 | Factory Package | TUBE |
| Brand Name | EPSON | Model Number | RTC72421A |
| Certification | Original Factory Pack | Place of Origin | CHINA |
| High Light | chip in electronics ，integrated components | ||
4-bit REAL TIME CLOCK MODULE
RTC-72421/72423
• Builtin crystal unit allows adjustment-free efficient operation.
• ALE input terminal available for 8048, 8051, and 8085 series.
• 12/24H clock switchover function and automatic leap year setting.
• Interrupt masking.
• 30 second adjustment function.
• Low current consumption and features a backup function.
| ABSOLUTE MAXIMUM RATINGS(1) |
|
Power source voltage Input and output voltage Storage temperature Soldering condition Symbol VDD VI/O TSTG TSOL Condition Ta=25˚C Ta=25˚C RTC-72421 RTC-72423 RTC-72421 RTC-72423 Specifications -0.3 to 7.0 GND -0.3 to VDD+0.3 -55 to +85 -55 to +125 Under 260˚C within 10 sec. (lead part) (package should be less than 150˚C) Twice at under 260˚C within 10 sec. or under 230˚C within 3 min. Unit V ˚C |
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Company Details
Business Type:
Distributor/Wholesaler
Year Established:
2008
Total Annual:
5000000-7000000
Employee Number:
80~100
Ecer Certification：
Active Member
CHONGMING GROUP (HK) INT'L CO., LTD. located in Hong Kong and Shenzhen. We are an independent Distributor of Electronic Components,established in 2008. AS a growing fast company, CM GROUP is renowned for its world-class efficiency, excellent services, and extraordinary ability to supply electron... CHONGMING GROUP (HK) INT'L CO., LTD. located in Hong Kong and Shenzhen. We are an independent Distributor of Electronic Components,established in 2008. AS a growing fast company, CM GROUP is renowned for its world-class efficiency, excellent services, and extraordinary ability to supply electron...
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