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MSM7524
MSM7524 - Brand New Oki Semiconductor AC DC Converters
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
GENERAL DESCRIPTION
The MSM7524 is the single chip DTMF transceiver –generator/receiver– with the
call progress
tone generator/detector and the special tone –1300 Hz in the first version,
possible to be
modified–detector.
Each function block can be controlled by an external MCU via 4-bit processor
interface.
The chip operates with +5 V single supply with low power consumption, and is
suitable for the telephone terminal equipment.
FEATURES
• Power supply voltage : +5 V ±10%
• Low power consumption
Operating mode : 8 mA Typ.
Power down mode : 10 mA Typ.
• 4-bit processor interface
• Dynamic range of DTMF receiver : 40 dB
• Low signal distortion output from DTMF generator
• Call progress tone detector : 330 to 640 Hz
• Call progress tone generator : 350/400/440/480 Hz
• Special tone detector: 1300 Hz ±20 Hz (for FAX)
• 3.58 MHz crystal oscillator circuit on chip
• Package :
32-pin plastic SSOP (SSOP32-P-430-1.00–K) (Product name : MSM7524GS-K)
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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