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Brand Name : EPSON
Model Number : RTC72421A
Certification : Original Factory Pack
Place of Origin : CHINA
MOQ : 10pcs
Price : Negotiation
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
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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|   | 
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