Overview
The AD9928BBCZ, produced by Analog Devices Inc., is a highly integrated CCD (Charge-Coupled Device) signal processor designed for digital still-image camera applications. It features a dual analog front end with analog-to-digital conversion, a full-function programmable timing generator, and an 18-channel vertical driver (V-driver) for a 2-channel output CCD. This component is optimized for high-speed digital imaging and includes various functionalities such as black level clamping, correlated double sampling (CDS), variable gain amplifier (VGA), and a 14-bit analog-to-digital converter (ADC).
Key Specifications
| Parameter | Description |
|---|---|
| Resolution | 14-bit |
| ADC Clock Speed | Up to 40 MHz |
| Timing Generator | Supports up to 24 vertical clock signals internally |
| V-Driver | 18-channel, supports up to 18 high voltage outputs |
| Clock Resolution | Approximately 390 ps at 40 MHz operation |
| Operating Temperature | –25°C to +85°C |
| Package Type | 128-Ball CSPBGA (9mm x 9mm x 1.4mm) |
| General-Purpose Outputs | Seven GPOs for shutter and system functions |
| VGA Gain Range | 6 dB to 42 dB, 10-bit variable gain |
Key Features
- Dual analog front end with black level clamping, CDS, VGA, and a 14-bit ADC
- Full-function programmable timing generator supporting up to 24 vertical clock signals
- 18-channel vertical driver (V-driver) with up to 18 high voltage outputs
- Precision Timing core with approximately 390 ps resolution at 40 MHz operation
- On-chip 3 V horizontal and RG drivers
- Seven general-purpose outputs for shutter and system functions
- Reduced range LVDS interface for serial data output
- Internal LDO regulators for compatibility with 3 V systems
Applications
- High-speed digital imaging
- Surveillance cameras
- Industrial cameras
Q & A
- What is the primary application of the AD9928BBCZ?
The AD9928BBCZ is primarily used in digital still-image camera applications, including high-speed digital imaging, surveillance cameras, and industrial cameras.
- What is the resolution of the ADC in the AD9928BBCZ?
The ADC in the AD9928BBCZ has a resolution of 14 bits.
- What is the maximum clock speed of the ADC?
The ADC can operate up to 40 MHz.
- How many vertical clock signals can the timing generator support?
The timing generator can support up to 24 vertical clock signals internally.
- What is the resolution of the Precision Timing core?
The Precision Timing core has a resolution of approximately 390 ps at 40 MHz operation.
- What type of package does the AD9928BBCZ come in?
The AD9928BBCZ comes in a 128-Ball CSPBGA package (9mm x 9mm x 1.4mm).
- How many general-purpose outputs does the AD9928BBCZ have?
The AD9928BBCZ has seven general-purpose outputs (GPOs) for shutter and system functions.
- What is the operating temperature range of the AD9928BBCZ?
The operating temperature range is –25°C to +85°C.
- Does the AD9928BBCZ support LVDS interface?
Yes, it supports a reduced range LVDS interface for serial data output.
- What is the gain range of the VGA in the AD9928BBCZ?
The VGA has a gain range of 6 dB to 42 dB, with 10-bit variable gain.
