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HT82V24 -- 16-Bit, 15MSPS, 3-Channel CCD/CIS
Analog Signal Processor
General Description
The HT82V24 is a complete analog signal processor for CCD imaging applications. It features a 3-channel architecture designed to sample and condition the outputs of tri-linear color CCD arrays. Each channel consists of an input clamp, Correlated Double Sampler (CDS), offset DAC and Programmable Gain Amplifier (PGA), and a high performance 16-bit A/D converter.
The CDS amplifiers may be disabled for use with sensors such as Contact Image Sensors (CIS) and CMOS active pixel sensors, which do not require CDS. The 16-bit digital output is multiplexed into an 8/4-bit output word that is accessed using two/four read cycles. The internal registers are programmed through a 3-wire serial interface, which provides gain, offset and operating mode adjustments. HT82V24 supports ADI/WM mode data output formats.
The HT82V24 operates from a single 5V power supply, typically consumes 380mW of power.
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Features
- Operating voltage: 5V
- Low power consumption at 380mW (Typ.)
- Power-down mode: Under 2uA (Typ.)
- 16-bit 15 MSPS A/D converter
- Supports ADI/WM mode data output formats selection
- Guaranteed won't miss codes
- 1~6x programmable gain
- Correlated Double Sampling
- ±300mV programmable offset
- Input clamp circuitry
- Internal voltage reference
- Multiplexed byte/nibble-wide output (8x2/4x4 format)
- Programmable 3-wire serial interface
- 3V/5V digital I/O compatibility
- 3-channel operation up to 5 MSPS for each channel
- 2-channel (Even-Odd) operation up to 7.5 MSPS for each channel
- 1-channel operation up to 15 MSPS
- 20/28-pin SOP/SSOP package (Pb-free on request)
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