W91541L - Brand New Winbond Electronics IC Chips
In Stock:1330 ,Ready for Immediate Shipping
New
RoSH Lead free
In Stock:
1330,
Ready for Immediate Shipping
Brand:Winbond Electronics
Category:IC Chips
Chipdatas Part No.:CD94-W91541L
Manufacturer Part No.:W91541L
Datecode:09+
Package:DIP
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Description
The W91541L is an electronic component model in the IC Chips product category. It belongs to the W91540N series of tone/pulse switchable telephone dialers. This chip offers various features such as 10 memories, keytone or lock function, and handfree dialing control. It is fabricated using Winbond's high-performance CMOS technology, ensuring 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 DIP
Application Scenarios
The W91541L chip can be used in various scenarios related to telephone dialing systems, especially in devices that require tone/pulse switchable dialers. It is suitable for applications that need multiple memories, keytone or lock functions, and handfree dialing control. The chip's low-voltage and low-power capabilities make it ideal for energy-efficient devices. It can be utilized in both residential and commercial communication systems.
Comparison
Advantages- Offers tone/pulse switchable dialing
- Features multiple memories for redial and save
- Provides two-touch indirect repertory memory
- Easy operation with various keypad functions
- Can store pause and pulse-to-tone (P->T) functionalities
- Allows dialing rate selection
- Provides reliable power-on reset
- Packaged in two different options (18 or 20-pin DIP)
Disadvantages- Crystal or ceramic resonator required
- No specific disadvantages mentioned
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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
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- - DHL eCommerce: 12-22 business days
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- - EMS: 10-15 business days
Shipping fee:
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Additional Information
- Datasheet: Download W91541L
- Chipdatas Part: CD94-W91541L
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/05/21 01:53 +0800
Refund
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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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