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TI Analog Connection
Your monthly update of new Analog products from TI
November 2008
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High-Performance Analog >> Your Way |
POWER MANAGEMENT
Integrated Photo Flash Charger and IGBT Driver: The TPS65563A has an internal reference voltage block that features superior strength against noise. As a result, it can achieve accurate Stop voltage regardless of sensing primary side.
- Integrated 50-V power MOSFET; 2 inputs/outputs of IGBT driver
- Applications: Digital still cameras, digital video camcorders, optical film cameras, cell phones
1.5-A, Low-Noise, Fast Transient Response, Low Dropout Linear Regulators: The TPS7A45xx and TL1963A can supply 1.5-A output current with a dropout voltage of 300mV (TPS7A45xx) and 340mV (TL1963A). Quiescent current is well controlled and does not rise in dropout.
- Low noise: 35µVRMS (10Hz to 100kHz)
- Fast transient response
- Applications: 3.3-V to 2.5-V logic power supplies, post regulation for switching supplies
TPS7A4501 Price (1ku): $1.47
500-mA, Single-Channel Constant Current Sink LED Driver: The TL4242 is an integrated, adjustable constant-current source driving loads up to 500mA. The output current level can be adjusted via an external resistor.
- Supplies high-power LEDs (for example, OSRAM Dragon LA W57B) under severe conditions, resulting in constant brightness and extended LED lifetime
- Protection circuits prevent damage to the device in case of overload, short-circuit, reverse-polarity and over-temperature
- Applications: Automotive, printers, white goods
TL4242 Price (1ku): $1.13
16-Channel I²C-Bus Constant Current LED Sink Driver: The TLC59116 is an I²C, bus-controlled, 16-channel LED driver optimized for Red/Green/Blue/Amber (RGBA) color mixing and backlight applications. Each LED output has its own 8-bit resolution fixed-frequency individual PWM controller that operates at 97 KHz, with a duty cycle that is adjustable from 0% to 99.6%.
- Individual PWM controller allows each LED to be set to a specific brightness value
- Additional 8-bit resolution group PWM controller has both a fixed frequency of 190Hz and an adjustable frequency between 24Hz to once every 10.73 seconds with an adjustable duty cycle (0% to 99.6%)
- Applications: Gambling/gaming machines, video billboards, general full-color LED displays
TLC59116 Price (1ku): $1.37
16-Channel, Constant-Current LED Driver with Schmitt-Trigger Input: The TLC5925, designed for LED displays and LED lighting applications with constant-current control and thermal shut-down protection, is capable of driving up to 45mA per channel.
- 16-bit shift register and data latches convert serial input data into parallel output format
- At output stage, 16 regulated current ports are designed to provide uniform and constant current for driving LEDs within a wide range of VF variations
- Applications: Gambling/gaming machines, video billboards, general full-color LED displays, highway signage, information signs
TLC5925I Price (1ku): $0.55
DATA CONVERTERS
16-Bit, 500-kSPS, Unipolar, Differential Input, Serial Output ADC: The ADS8318 is a precision, high-speed SAR converter with inherent sample and hold that operates with a 2.048 to 5.5-V external reference. It includes a 50-MHz SPI-compatible serial interface with a busy indicator to make it easy to synchronize the device to the digital host.
- Flexible 2.4-V to 5.5-V digital supply makes easy connection to DSPs and microprocessors
- INL: ±1 LSB (max); SNR: 95.2dB
- Applications: Battery-powered equipment, data acquisition systems, instrumentation and process control, automated test equipment
ADS8318 Price (1ku): $9.00
12-Bit, 250-MSPS, Low-Power ADC: The ADS6129 high-performance ADC features parallel DDR LVDS or CMOS outputs and is pin-compatible with the previous generation ADS5527. Using only 687mW of power in LVDS mode at full sample rate, the device is one of the lowest power, single ADCs in its speed grade.- SNR: 70.1dBFS; SFDR: 85dBc at 100MHz IF
- Applications: Wireless communications, portable test instrumentation, radar and guidance systems
ADS6129 Price (1ku): $59.00
16-Bit, 200-kSPS, Low-Power, ±10-V Bipolar Input SAR ADC: The ADS8517 ADC features high overall performance without excessive power consumption, making it ideal for portable applications. It is the only ±10V bipolar device to combine performance, low power dissipation (47mV) and a low-voltage digital interface.
- Supply voltage: 1.65V to 5.5V
- Bipolar drift performance: zero error, 0.6ppm/ºC
- Applications: Industrial process control, test and measurement, data acquisition, portable instrumentation
8- to 16-Bit, Single-Channel, Low-Power, Ultra-Low Glitch DACs: The DACx311 family of voltage-output, monotonic DACs provides excellent linearity and minimizes undesired code-to-code transient voltages. All offer a 3-wire serial interface with speeds up to 50MHz.
- Low power-on glitch: 17mW
- Compatible with SPI, QSP, Microwire and DSP interfaces
- Applications: ATE, precision instrumentation, precision waveform generation, industrial process control
18-Bit, Single-Channel, Low-Noise, VOUT DAC: Featuring true 18-bit monotonic performance, the DAC9881 offers excellent linearity (DNL: ±1 max), very low noise (24nV/√Hz) and fast settling time (5µs). An on-chip precision output amplifier allows rail-to-rail output swing over the full supply range of 2.7V to 5.5V.
- INL: ±2 LSB; Scalable output range
- SPI interface with 1.8-V to 5.5-V logic
- Applications: ATE, precision instrumentation, precision waveform generation, industrial process control, medical equipment
Low-Power, Stereo Audio ADC with Microphone Bias: Designed for portable digital audio applications, the PCM1870A is a low-power stereo ADC that includes a line input amp, boost amp, microphone bias, programmable gain control, audio effects and auto level control. Sample rates up to 50kHz are supported and user-programmable functions are accessible through a 2- or 3-wire serial control port.
- Power consumption: 13-mW stereo, 48-kSPS recording
- Applications: Portable/audio media players, cell/smart phones, digital still/video cameras, GPS, portable TVs
AMPLIFIERS
Zero-Drift, Bi-Directional Current/Power Monitor: The INA219 monitors the drop across a shunt resistor and the shunt bus voltage while a separate multiplying register calculates power. Programmable averaging of up to 128 samples is available for filtering in noisy environments.
- I²C interface
- High accuracy: 100µV offset
- Applications: Servers, telecom equipment, automotive, power management, battery chargers, power supplies, test equipment
Zero-Drift, Programmable Gain Amplifier with MUX: The PGA116 and PGA117 provide integrated front-end programmable gain amplification for microprocessor-based systems. Programmable gains allow for optimum ADC range matching; internal calibration channels are provided for system-level calibration.
- PGA116 gains: 1, 2, 4, 8, 16, 32, 64, 128
- PGA117 gains: 1, 3, 5, 10, 20, 50, 100, 200
- Applications: Remote e-Meter reading, portable data acquisition, test and measurement, programmable logic controllers, handheld or battery applications
Low-Noise, High-Precision, JFET-Input Op Amp: The OPA827 amp offers very low offset voltage (150µV, max), low drift over temperature (1.5µV/ºC), low bias current (15pA) and very low 0.1-Hz to 10-Hz noise (250nVpp).
- Gain bandwidth: 22MHz; Slew rate: 28V/µs
- Applications: Precision ±10V input front-ends, ADC driver, high-performance audio, test and medical equipment, process control
Dual-Port, VDSL2 Line Driver Amplifier: The THS6204 is a dual-port, 4-channel amp differential line driver with current-feedback architecture targeted for VDSL2, specifically G.993.2 Profiles 8b and 12a. These correspond to +20.5dBm output power at 8.5MHz and +14.5dBm at 8.5MHz, respectively.
- Bandwidth: 150MHz at 12V, G = +10V/V
- Low noise: 2.5nV/√Hz
- Applications: VDSL2 CO: G.993.2 Profile 8b and G.993.2 Profile 12a
4-Channel, SDTV Video Amplifier with 6th-Order Filters and 15-dB Gain: The THS7375 is a low-power, 4-channel video amp with bypassable integrated SDTV filters. Typically used as a DAC reconstruction filter, the 9.5-MHz bandwidth filters are ideal for SDTV. Its unique 1-dB integrated gain enables users to gain up the analog video outputs from DaVinci™ processors.
- Integrated 6-pole, 9.5-MHz Butterworth Filter: -1dB passband
- Bandwidth at 8MHz: 54-dB attenuation at 27MHz
- Applications: Set-top box DAC output buffering, DVDR output buffering, low-cost SCART systems, surveillance systems, DaVinci-based systems
INTERFACE & CLOCK
Display Port 1:1 Repeater: The SN75DP118 is a dual-mode display port input into one dual-mode display port output. The device allows data rates up to 2.7Gbps through each link for a total throughput of up to 10.8Gbps. It also supports Hot Plug Detect and Cable Adapter Detect channels.
- Enhanced ESD: 12kV on all pins
- Applications: Desktop PC, notebook PC, docking station, standalone video card
SN75DP118 Price (1ku): $1.20
USB 2.0 High-Speed to Muxed NOR Flash Bridge Controller: The TUSB6015 is a USB 2.0, high-speed bridge-to-muxed NOR Flash peripheral device developed as a companion device to the Ecosto (OMAPV1035) Edge Network Handset Processor.
- Peripheral functionality on Ecosto platform
- Six physical endpoints
- Applications: Handsets
TUSB6015 Price (1ku): $5.00
Low-Noise Integer-N PLL Frequency Synthesizer with Integrated VCO: The TRF3762-E is a high-performance, highly integrated frequency synthesizer optimized for wireless applications. It includes a low-noise VCO, an Integer-N PLL and a reduced lock time of less than 350µs (typ).
- Low phase noise: -138dBc/Hz (at 600kHz, FVCO of 1.9GHz)
- Low noise floor: -160dBc/Hz at 10-MHz offset
- Applications: WCDMA/CDMA/TD-SCDMA, software-defined radio, test and measurement, instrumentation, RADAR
TRF3762-E Price (1ku): $7.95
RS-232 Transceiver with Split Supply Pin for Logic Side: The TRS3253E is a 3-driver and 5-receiver RS-232 interface device with split supply pins for mixed-signal operations. The device has a unique VL pin that allows operation in mixed-logic voltage systems.
- 1.8-V I/O eliminates need for an additional level shifter
- IED 610000-4-2 (Level 4) ESD protection for RS-232 bus pins
- Data rates up to 1000kbps
- Applications: Hand-held equipment, PDAs, cell phones, battery-powered equipment, data cables
TRS3253E Price (1ku): $1.49
VIDEO AND IMAGING
8-Channel Analog Front-End for Ultrasound: The AFE8504 is a fully integrated analog front-end device specifically designed for low-power and small-size ultrasound systems. Featuring 101mW/channel at 1.23nV/√Hz at 40MSPS, the AFE8504 offers excellent power performance while maintaining superior image quality.
- Integrated LNA, VCA, PGA, LFP, ADC
- PGA gain settings: 20dB, 25dB, 27dB, 30dB
- Applications: Portable ultrasound, sonar
TI and ObjectVideo Release New IP Camera Reference Design: To improve image quality, add intelligence and cut costs in video surveillance applications, TI and ObjectVideo® have announced an IP network video camera reference design with high-definition and ObjectVideo’s intelligence analytics technology. The reference design is based on the DM3551PNC-MT5IP security camera design.
TRAINING AND SEMINARS
New E2E Online Community: At our new online E2E (engineer-to-engineer) community, you can view videos, read blogs, or access our tech support forums. Browse the forums and you’ll see answers to questions others have asked, or you can post your own question and a TI engineer or forum member will answer. Click the blog link to find commentary on the latest trends in the rapidly emerging Mobile Internet Device market. Video topics include processors and low-power RF.
2008-2009 Power Supply Design Seminar: Provides rich technical and practical presentations that combine new advanced power supply concepts, basic design principles and real-world application examples. Held at locations worldwide in 2008 and 2009.
NEW LITERATURE
Check out TI’s Design News Resource Center to access application notes, design guides and more on designnews.com.
COMPANY-AUTHORED ARTICLES IN THE MEDIA
“Best practices drive up basic automotive semiconductor component reliability,” Michelle Hartsell. Automotive DesignLine, August 2008.
“Ultrasound imaging system design reshaped by AFEs,” Xiaochen Xu, Stephen Venkataraman and Harish Venkataraman. Video/Imaging DesignLine, September 2008.
“What’s required for RF4CE?,” Peder Rand. RF DesignLine, August 2008.
“Medical Monitors: on the path of mobility & versatility,” Jon Bearfield. Wireless Design & Development, August 2008.
“DIGITAL POWER: The Role of Digital Power in Portable Applications,” Dave Freeman. Portable Design, July 2008.
“Thermal simulation in power applications,” Sam Patel and Gerry Balanon. Electronic Design, August 2008.
“Power Tip #1: Pick the Right Power Supply Operating Frequency,” Robert Kolman. Power Management DesignLine, July 2008.
CUSTOMER SUPPORT CONTACT INFORMATION
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| Product Information Center | - Japan |
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