Overview
The AD9923ABBCZRL, produced by Analog Devices Inc., is a comprehensive 36 MHz front-end solution designed for digital still cameras and other CCD (Charge-Coupled Device) imaging applications. This integrated circuit combines an analog front end (AFE), a fully programmable timing generator (TG), and a 15-channel vertical driver (V-driver) into a single package. The AD9923A, as it is also known, features a Precision Timing™ core that allows for high-speed clock adjustments with a resolution of approximately 600 ps at 36 MHz operation. This component is packaged in an 8 mm × 8 mm CSP_BGA (Chip Scale Package Ball Grid Array) and operates over a temperature range of −25°C to +85°C.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Temperature | −25°C | +85°C | °C | |
| Package Type | 105-Lead CSP_BGA | |||
| VGA Gain Range | 6 dB | 42 dB | dB | |
| ADC Resolution | 12 Bits | |||
| Differential Nonlinearity (DNL) | −1.0 | ±0.5 | +1.0 | LSB |
| Full-Scale Input Voltage | 2.0 V | V | ||
| Reference Top Voltage (REFT) | 2.0 V | V | ||
| Reference Bottom Voltage (REFB) | 1.0 V | V | ||
Key Features
- Complete 36 MHz front-end solution for CCD imaging applications
- Includes analog front end (AFE), fully programmable timing generator (TG), and 15-channel vertical driver (V-driver)
- Precision Timing™ core for high-speed clock adjustments with approximately 600 ps resolution at 36 MHz operation
- On-chip 3 V horizontal and RG drivers
- Support for 2-phase and 4-phase H-clock modes
- Electronic and mechanical shutter support
- On-chip driver for external crystal and sync generator with external sync input
- Black level clamp with variable level control and 10-bit variable gain amplifier (VGA)
- Correlated Double Sampler (CDS) and 12-bit ADC
- Programmable via a 3-wire serial interface
Applications
The AD9923ABBCZRL is primarily designed for use in digital still cameras and other CCD imaging applications. Its comprehensive set of features makes it suitable for a variety of imaging systems that require precise timing and signal processing capabilities.
Q & A
- What is the primary application of the AD9923ABBCZRL?
The AD9923ABBCZRL is primarily used in digital still cameras and other CCD imaging applications.
- What is the operating temperature range of the AD9923ABBCZRL?
The operating temperature range is −25°C to +85°C.
- What type of package does the AD9923ABBCZRL come in?
The AD9923ABBCZRL is packaged in an 8 mm × 8 mm CSP_BGA (Chip Scale Package Ball Grid Array).
- What is the gain range of the VGA in the AD9923ABBCZRL?
The VGA gain range is from 6 dB to 42 dB.
- What is the resolution of the ADC in the AD9923ABBCZRL?
The ADC resolution is 12 bits.
- Does the AD9923ABBCZRL support external synchronization?
- How is the AD9923ABBCZRL programmed?
The AD9923ABBCZRL is programmed using a 3-wire serial interface.
- What is the Precision Timing™ core used for in the AD9923ABBCZRL?
The Precision Timing™ core allows for high-speed clock adjustments with approximately 600 ps resolution at 36 MHz operation.
- Does the AD9923ABBCZRL support mechanical and electronic shutters?
- What is the purpose of the on-chip V-driver in the AD9923ABBCZRL?
The on-chip V-driver supports up to 15 channels for use with 5-field, 10-phase CCDs.
