W91472B - Brand New Winbond Electronics IC Chips
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Description
The W91472N series is a tone/pulse switchable telephone dialer with five memories, save memory, and handfree dialing control. These chips are fabricated using Winbond's high-performance CMOS technology and offer good performance in low-voltage and low-power operations.
Specifications and features
- DTMF/pulse switchable dialer
- Two by 32 digit redial and save memory
- Five by 16 digit one-touch direct repertory memory
- Pulse-to-tone (/T) keypad for long-distance call operation
- Cascaded dialing
- Uses 5 ´6 keyboard
- Easy operation with redial, flash, pause, and /T keypads
- Pause, P®T (pulse-to-tone) can be stored as a digit in memory
- Dialing rate (10 ppS or 20 ppS) selectable by bonding option
- On-hook debounce time: 150 mS
- Minimum tone output duration: 93 mS
- Minimum intertone pause: 93 mS
- Pause time: 3.6 sec.
- Flash break time (73 mS, 100 mS, 300 mS, or 600 mS) selectable by keypad; pause time is 1.0S
- Make/break ratio (40:60 or 33.3:66.7) selectable by MODE pin
- On-chip power-on reset
- Uses 3.579545 MHz crystal or ceramic resonator
- 18 or 20-pin dual-in-line plastic packageApplication Scenarios
The W91472B electronic component model can be used in various telecommunication devices such as landline phones, mobile phones, and other communication systems that require tone/pulse switchable dialing and memory storage capabilities.
Comparison
Advantages- High-performance CMOS technology
- Good performance in low-voltage and low-power operations
- Tone/pulse switchable dialer
- Multiple memory options
- Easy operation with various keypadsDisadvantages- Limited to 18 or 20-pin dual-in-line plastic package
- Requires 3.579545 MHz crystal or ceramic resonator -
Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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How to Buy:
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- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
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Popular parts of the same kind
- Datasheet: Download W91472B
- Chipdatas Part: CD94-W91472B
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 22:18 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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DHL(www.dhl.com)
$40 limited time offer. -
UPS(www.ups.com)
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FedEx(www.fedex.com)
$40 limited time offer. -
Registered Mail(www.singpost.com)
Free shipping without minimum order.
