Overview
The AD9949KCPZ, produced by Analog Devices Inc., is a highly integrated 12-Bit CCD Signal Processor designed specifically for digital still camera applications. It combines a complete analog front end with A/D conversion and a programmable timing driver. The device is optimized for high-speed digital imaging, supporting pixel rates up to 36 MHz. The Precision Timing core allows for precise adjustment of high-speed clocks with a resolution of less than 600 ps. The AD9949KCPZ is packaged in a 40-lead LFCSP package, making it space-efficient while maintaining robust performance over an operating temperature range of −20°C to +85°C.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Temperature Range | −20 | +85 | °C | |
| Storage Temperature Range | −65 | +150 | °C | |
| Maximum Clock Rate | 36 | MHz | ||
| Power Supply Voltage (AVDD, TCVDD, HVDD, RGVDD, DRVDD, DVDD) | 2.7 | 3.0 | 3.6 | V |
| Power Dissipation (36 MHz, HVDD = RGVDD = 3 V, 100 pF H1 to H4 Loading) | 320 | mW | ||
| Total Shutdown Mode Power Dissipation | 1 | mW | ||
| Maximum Output Current (Programmable) | 30 | mA | ||
| Maximum Load Capacitance | 100 | pF | ||
| CDS Gain | 0 | dB | ||
| PxGA Gain Range | 0 | 18 | dB | |
| VGA Gain Range | 6 | 42 | dB | |
| ADC Resolution and Speed | 12-bit, 36 MSPS |
Key Features
- Precision Timing Core: Allows adjustment of high-speed clocks with less than 600 ps resolution.
- Analog Front End: Includes black level clamping, Correlated Double Sampler (CDS), Pixel Gain Amplifier (PxGA), Variable Gain Amplifier (VGA), and a 12-bit, 36 MSPS ADC.
- Programmable Timing Driver: Provides high-speed CCD clock drivers for RG and H1 to H4, with operation programmed using a 3-wire serial interface.
- Packaging: 40-lead LFCSP package, which is space-saving and suitable for high-density applications.
- Operating Temperature Range: Specified over an operating temperature range of −20°C to +85°C.
Applications
- Digital Still Cameras: Optimized for high-speed digital imaging in digital still cameras.
- High-Speed Digital Imaging Applications: Suitable for various high-speed digital imaging applications beyond digital still cameras.
Q & A
- What is the primary application of the AD9949KCPZ?
The AD9949KCPZ is primarily used in digital still camera applications and other high-speed digital imaging applications.
- What is the resolution of the ADC in the AD9949KCPZ?
The AD9949KCPZ features a 12-bit, 36 MSPS analog-to-digital converter (ADC).
- What is the operating temperature range of the AD9949KCPZ?
The operating temperature range of the AD9949KCPZ is −20°C to +85°C.
- What is the maximum clock rate supported by the AD9949KCPZ?
The AD9949KCPZ supports a maximum clock rate of 36 MHz.
- What type of packaging does the AD9949KCPZ use?
The AD9949KCPZ is packaged in a 40-lead LFCSP package.
- How is the operation of the AD9949KCPZ programmed?
The operation of the AD9949KCPZ is programmed using a 3-wire serial interface.
- What are the key components of the analog front end in the AD9949KCPZ?
The analog front end includes black level clamping, CDS, PxGA, VGA, and a 12-bit, 36 MSPS ADC.
- What is the power dissipation of the AD9949KCPZ at 36 MHz?
The power dissipation of the AD9949KCPZ at 36 MHz is approximately 320 mW with HVDD = RGVDD = 3 V and 100 pF H1 to H4 loading).
- Is the AD9949KCPZ RoHS compliant?
- What is the maximum output current of the AD9949KCPZ?
