Overview
The ADCLK925BCPZ-R7, produced by Analog Devices Inc., is an ultrafast clock/data buffer designed for high-speed applications. Fabricated on Analog Devices' proprietary XFCB3 silicon germanium (SiGe) bipolar process, this component is part of the ADCLK905/ADCLK907/ADCLK925 family. It features one input and two outputs, making it ideal for clock and data signal restoration and level shifting. The device supports both positive ECL (PECL) and negative ECL (NECL) operations, depending on the biasing of the power supply pins.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Supply Voltage Requirement (VCC - VEE) | 2.375 | 3.63 | V | 2.5 V - 5% to 3.3 V + 10% | |
| Propagation Delay (tPD) | 70 | 95 | 125 | ps | VCC = 3.3 V ± 10%, VICM = VREF, VID = 0.5 V p-p |
| Toggle Rate | 6 | 7.5 | GHz | >0.8 V differential output swing, VCC = 3.3 V ± 10% | |
| Random Jitter (RJ) | 60 | fs | VID = 1600 mV, 8 V/ns | ||
| Rise/Fall Time (tR/tF) | 30 | 85 | ps | 20%/80% | |
| Operating Temperature | -40 | 125 | °C | ||
| Package | LFCSP-16 (3x3) |
Key Features
- Ultrafast propagation delay of 95 ps and toggle rate of 7.5 GHz.
- Full-swing emitter coupled logic (ECL) output drivers supporting both PECL and NECL operations.
- On-chip terminations at both input pins for improved signal integrity.
- Low random jitter of 60 fs rms.
- High-speed data rate of up to 10 Gbps.
- Operating voltage range of 2.5 V to 3.3 V.
Applications
- Clock and data signal restoration and level shifting.
- Automated test equipment (ATE).
- High-speed instrumentation.
- High-speed line receivers.
- Threshold detection and converter clocking.
Q & A
- What is the typical propagation delay of the ADCLK925BCPZ-R7?
The typical propagation delay is 95 ps. - What is the maximum toggle rate of the ADCLK925BCPZ-R7?
The maximum toggle rate is 7.5 GHz. - What is the random jitter of the ADCLK925BCPZ-R7?
The random jitter is typically 60 fs rms. - What are the supported operating voltages for the ADCLK925BCPZ-R7?
The device operates within a voltage range of 2.5 V to 3.3 V. - What is the package type of the ADCLK925BCPZ-R7?
The package type is LFCSP-16 (3x3). - What are some common applications of the ADCLK925BCPZ-R7?
Common applications include clock and data signal restoration, automated test equipment, high-speed instrumentation, high-speed line receivers, and threshold detection. - How does the ADCLK925BCPZ-R7 support different ECL modes?
The device supports both PECL and NECL operations by adjusting the biasing of the power supply pins (VCC and VEE). - What is the maximum operating temperature of the ADCLK925BCPZ-R7?
The maximum operating temperature is 125 °C. - What is the rise/fall time of the ADCLK925BCPZ-R7?
The rise/fall time is typically 85 ps (20%/80%). - What is the data rate capability of the ADCLK925BCPZ-R7?
The device can handle data rates up to 10 Gbps.
