W91541AL - Brand New Winbond Electronics IC Chips
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Description
The W91541AL is a tone/pulse switchable telephone dialer with 10 memories, keytone or lock function, and handfree dialing control. This chip is fabricated using Winbonds high-performance CMOS technology and offers good performance in low-voltage and low-power operations.
Specifications and features
- DTMF/pulse switchable dialer
- Two by 32-digit redial and save memory
- Ten by 16 digit two-touch indirect repertory memory
- Pulse-to-tone (/T) keypad for long-distance call operation
- Cascaded dialing
- Uses 5 x 5 keyboard
- Easy operation with redial, flash, pause, and /T keypads
- Pause, P->T (pulse-to-tone) can be stored as a digit in memory
- 0 or 9 dialing inhibition pin for PABX system or long-distance dialing lockout
- Dialing rate (10 ppS or 20 ppS) selected by bonding option
- Minimum tone output duration: 93 mS (W91544AN: 87 mS)
- Minimum intertone pause: 93 mS (W91544AN: 87 mS)
- Pause time: 3.6 sec
- 300 mS off-hook delay in lock mode (DP remains low for 300 mS while off-hook)
- Flash break time (73 mS, 100 mS, 300 mS, or 600 mS) selectable by keypad; pause time is 1.0 S
- Make/break ratio (2:3 or 1:2) selectable by Mode pin
- Key tone output for valid keypad entry recognition
- On-chip power-on reset
- Uses 3.579545 MHz crystal or ceramic resonator
- Packaged in 18 or 20-pin DIPApplication Scenarios
The W91541AL can be used in residential or office telephones, public telecommunication systems, or any other application that requires tone/pulse dialing and memory functions.
Comparison
Advantages:
- Tone/pulse switchable dialing option
- High-performance CMOS technology
- Low-voltage and low-power operation
- Multiple memory options
- Easy operation with various keypads
- Can be used in different systems and applications
Disadvantages:
- Requires external crystal or ceramic resonator
- Limited packaging options (18 or 20-pin DIP) -
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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- - View in your order page
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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- - Wire transfer, include Local bank transfer.
- - Western Union.
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Popular parts of the same kind
- Datasheet: Download W91541AL
- Chipdatas Part: CD94-W91541AL
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/03 15:37 +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. -
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FedEx(www.fedex.com)
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Registered Mail(www.singpost.com)
Free shipping without minimum order.
