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DS18756
DS18756 - Brand New AMD IC Chips
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 DS1875 controls and monitors all functions for burst-mode transmitters, APD receivers, and video receivers. It also includes a power-supply controller for APD bias generation, and provides all SFF-8472 diagnostic and monitoring functionality. The combined solution of the DS1875 and the MAX3643 laser driver provides APC loop, modulation current control, and eye safety functionality.
Features
♦ Meets All PON Burst-Timing Requirements for Burst-Mode Operation
♦ Laser Bias Controlled by APC Loop and Temperature Lookup Table (LUT)
♦ Laser Modulation Controlled by Temperature LUT
♦ Six Total DACs: Four External, Two Internal
♦ Two 8-Bit DACs, One of Which is Optionally Controlled by MON4 Voltage
♦ Internal 8-Bit DAC Controlled by a TemperatureIndexed LUT
♦ PWM Controller
♦ Boost or Buck Mode
♦ Boost Mode: Uses Optional External Components, Up to 90V Bias Generation
♦ 131kHz, 262kHz, 525kHz, or 1050kHz SelectableSwitching Frequency
♦ APD Overcurrent Protection Using Optional Fast Shutdown
♦ 10 Analog Monitor Channels: Temperature, VCC, Eight Monitors
♦ Internal, Factory-Calibrated Temperature Sensor
♦ RSSI with 29dB Electrical Dynamic
♦ Five I/O Pins for Additional Control and Monitoring Functions, Four of Which
are Either Digital I/O or Analog Monitors
♦ Comprehensive Fault-Measurement System with Maskable Laser Shutdown
Capability
♦ Two-Level Password Access to Protect Calibration Data
♦ 120 Bytes of Password-1 Protected Memory
♦ 128 Bytes of Password-2 Protected Memory in Main Device Address
♦ 256 Additional Bytes Located at A0h Slave Address
♦ I2C-Compatible Interface for Calibration and Monitoring
♦ 2.85V to 3.9V Operating Voltage Range
♦ -40°C to +95°C Operating Temperature Range
♦ 38-Pin TQFN (5mm x 7mm) Package
Applications
BPON, GPON, or EPON Optical Triplexers
SFF, SFP, and SFP+ Transceiver Modules
APD Controller
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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