 |
 |
TI Analog Connection
Your monthly update of new Analog products from TI
May 2006
To subscribe to the TI Analog Connection eNewsletter, please click here.
In
this Issue:
New Analog Design Center
Power Management
Data Converters
Amplifiers & Linear
Low-Power
RF
Interface
Training and Seminars
Company-Authored Articles in the Media
Customer Support Contact Information
NEW ANALOG DESIGN CENTER
Design just got easier with TI’s new Analog Design Center. From online training and webcasts to device selection, design, simulation and samples, we’ve got what you need. You can:
- Easily go from online training or a webcast to quick search or parametric search. Or use TI's selection and solution guides to help you find the optimal parts for your design.
- Move to a working solution using TI's design tools, reference designs and calculation utilities.
- Perform in-depth behavioral analysis of your design using TINA-TI, a fully functional version of TINA loaded with a library of TI macro models.
- Request samples and order evaluation modules.
www.ti.com/analogdesigncenter
POWER MANAGEMENT
Li-Ion Charge Management IC with Integrated Power FETs: The bq2412x series are synchronous, switch-mode charge management devices for single- or two-cell Li-Ion and Li-Pol battery packs. Features include synchronous PWM controller, 2-A charge FETs, internal compensation, high accuracy current and voltage regulation.
- PWM Controller: 1.1-MHz Fixed Frequency
- Input Voltage Rating: 20V
- Applications: Portable DVD and Media Players, Smart Handhelds, Portable Equipment
Voltage Protection for 2-, 3-, 4-Cell Li-Ion Batteries: The bq29410 provides 2nd-level overvoltage protection in Li-Ion battery pack applications. Features include programmable delay time of detection and high power supply ripple rejection.
- Low Power Consumption: Icc < 2µA
- Fixed High Accuracy Overvoltage Protection
- Applications: Battery Packs in Notebook PCs, Portable Instrumentation and Equipment
1.5-A/1.8-A Current Switch, Boost Converter with LDO Down-Mode: The TPS6102x series of 96%-efficient, low quiescent current (25µA) synchronous step-up DC/DC converters delivers up to 200mA of output current from a 0.9-V input voltage and generates output voltages up to 5.5V. An LDO-down mode insures regulated output voltage even if the input voltage exceeds the nominal output voltage.
- Low Battery Comparator
- Low EMI-Converter
- Applications: Battery and Portable Applications, White LED Flashlight
95%-Efficient, Step-Down DC/DC Converter Series: The TPS62227 series is a family of DC/DC step-down converters delivering over 400-mA output current with output voltages as low as 0.7V. Its 1.25-MHz fixed-frequency PWM operation allows a 4.7-µH inductor. Quiescent current is only 15µA (typ).
- Input Voltage Range: 2.5V to 6V
- 100% Duty Cycle Low Dropout Operation
- Applications: PDAs, Cell Phones, Digital Cameras, GPS Systems
Power Management IC for USB-OTG in Chip-Scale Package: The TPS65030 integrates three charge pumps and one LDO to generate all supply voltages necessary for a USB-OTG implementation. The charge pumps are optimized for a single-cell Li-Ion input or for 5V from the USB bus.
- Input Voltage: 3V to 5V
- Switching Frequency: 1MHz
- Internal Soft Start Limits Inrush Current
- Applications: Cell Phones, PDAs, Digital Cameras, Camcorders
Ultra-Low Noise, High-PSRR, 200-mA LDO: The TPS799xx family of low-dropout (100 mV), low-power linear regulators features high 66dB at 1kHz PSRR, ultra-low 29.5µVrms noise, 45µs start-up, and excellent line and load transient response, while consuming only 40µA (typ) ground current.
- Available in Fixed or Adjustable Output Versions
- Overall Accuracy: 2% (Line/Load/Temp)
- Applications: WLAN, Mobile Handset, Bluetooth, PDA, RF-Sensitive Applications
10-W, Isolated DC/DC Converters: The PTMA402050 series of DC/DC converters provide up to 3A at 3.3V and feature high efficiency, fast dynamic response and low output ripple. The series includes 3.3-V/3-A, 5-V/2-A and 12-V/1-A devices that operate over a 36-V to 7-5V input range.
- Isolation: 1500VDC
- Output Overvoltage/Overcurrent Protection
- Applications: Telecom Line Cards, Wireless Networks, Distributed Power
PCI Express Dual-Slot, Hot Plug Controller: The TPS2363 is a dual-slot hot plug controller for PCI Express® systems and includes all analog functions for PCI Express slots such as switch and attention button inputs. Other features include SMBus control and monitoring, high-current AUX selection and fast fault indication.
- PCI Hot Plug- and PCI Express-Compliant
- Soft Start
- Direct Mode Control
- Applications: Servers Having Up to 10+ Hot Plug Slots
Synchronous Buck Controllers with Enable: The TPS40040 and TPS40041 are small package, low Vin (2.25V to 5.5V) voltage mode synchronous buck controllers. Both controllers are sink/source with pre-bias start-up capability and have fixed frequency PWM operation: TPS40040 = 300kHz; TPS40041 = 600kHz.
- Selectable Overcurrent Protection: 105mV, 175mV, 300mV
- Internal Soft Start Ramp: 4ms
- Pre-Bias Start-up
- Applications: Point of Load, Telecommunications, DC-to-DC Modules
TPS40041: Price (1 ku) $0.65
DATA CONVERTERS
13-bit, 250-MSPS, 5-V Bipolar ADC: The ADS5444 is a high-performance, wideband, bipolar ADC that operates from 3.3-V and 5-V power supplies and provides outstanding dynamic performance while dissipating 2.25W of total power. It maintains low noise and linearity over a wide input frequency range from baseband up to 500MHz.
- SNR: 69dBc (typ) at 100MHz Fin (250MSPS)
- SFDR: 76dBc (typ) at 100MHz Fin (250MSPS)
- 3.3V LVDS-Compatible Outputs
- Applications: Software-Defined Radio, Multi-Channel Basestation Receivers, Test and Measurement
14-Bit, 85-MSPS Dual ADC and 8-Channel Wideband Receiver: The AFE8406 is a multi-channel communication signal processor that provides analog-to-digital conversion and digital down-conversion (DDC) optimized for cellular base transceiver systems. The DDC channels are independent and operate simultaneously. The dual ADC can be configured into a single ADC.
- Independent Clock for ADC and DDC with Built-in FIFO
- Analog Supplies: 3.3V; Digital Core Supply: 1.5V; Digital I/O Supply: 3.3V
- Power Dissipation: ~2.1W
- Applications: Base Station Receivers, UMTS, CDMA-1X, Software Radios
12-Bit, Parallel Input, 4-Quadrant Multiplying DAC: The DAC7821 is a single-channel, 4-quadrant multiplying DAC with improved INL specifications. It can also be configured as a 2-quadrant multiplying DAC. Its small size and low power make it ideal for portable systems.
- INL: ±1LSB (max)
- MicroPower Operation: 5µA at 5V (2.5µW)
- Settling Time: 0.2µs
- Applications: Close-Loop Monitoring and Control, Process Control, Data Acquisition Systems
8-Bit/10-Bit Triple Video ADC: The TVP7001 is a complete solution for digitizing video and graphic signals in RGB or YPbPr color spaces. The device supports pixel rates up to 165MHz (8-bit) and 110MHz (10-bit), useful for digitizing PC graphics. In video environments, it can digitize digital TV formats including HDTV as well as CVBS and S-Video signals.
- Fully Integrated PLL for Pixel Clock Generation
- Adjustable for Minimal Jitter
- Output Formatter Support for RGB/YCbCr 4:4:4 and YCbCr 4:2:2
- Applications: LCD TV/Monitors/Projectors, Digital Imaging Processing, Video Capture
AMPLIFIERS & LINEAR
Lowest Power, Zero-Drift Op Amps: The OPA333 combines low power (17µA), ultra-low offset (10µV (max)) and ultra-low drift (0.05µV/°C) to offer the highest performance on a tight power budget. It achieves 350-kHz bandwidth, rail-to-rail I/O and operates on 1.8V single supply.
- 0.1- to 10-Hz Voltage Noise: 1.1µVp-p
- Single Supply: 1.8V to 5.5V
- Temperature Range: -40°C to +125°C
- Applications: Battery-Powered Instruments, Medical Instrumentation, Consumer
LOW-POWER RF
2.4GHz transceiver: The key CC2400 features the programmable over-the-air data rate of 1Mbps. This makes the CC2400 suitable for wireless high quality stereo systems, and other systems where high data rate is a requirement. Other on-chip features simplifying the design are:
- Full packet handling (preamble generation, sync-word insertion/detection, CRC-16 computation over data field)
- Data buffering
- Burst transmission
- Data coding
INTERFACE
3.3-V and 5-V Full-Duplex RS-485 Transceivers: The SN65HVD30/31/32 (3.3-V) and SN65HVD50/51/52 (5-V) devices are 3-state differential line drivers and differential-input line receivers designed for balanced transmission lines and interoperation with ANSI TIA/EIA-495A and other standards-compliant devices. The SN65HVD179 and SN65HVD379, 5V and 3V, respectively, devices are for INTERBUS applications and offer balanced receiver thresholds.
- 5-V Devices Have Larger Output Swing
- 1/8 Unit-Load Option Available
- Applications: Utility Meters, DTE/DCE Interfaces, Industrial Automation
SN65HVD30: Price (1 ku) $1.80
PCI Express to PCI Bus Translation Bridge: The XIO2200A is a single-function PCI Express® to PCI translation bridge where the PCI bus interface is internally connected to a 1394a open-host link-layer controller with a two-port 1394a PHY. It also includes a second virtual channel for quality-of-service and isochronous applications.
- Full x1 PCI Express Throughput
- Fully Compliant with PCI Express to PCI/PCI-X Bridge Specification, Rev. 1.0
- Utilizes 100-MHz Differential PCI Express Common Reference Clock
- Applications: Networking
Single-Chip Synthesized TV Tuner: Designed for TV tuning systems, the SN761681 consists of a PLL synthesizer, three-band local oscillator and mixer, 30-V output tuning amplifier, and four NPN band-switch drivers. Tuning step frequency is selectable by the reference divider ratio for a crystal oscillator.
- I²C Protocol (Bidirectional Data Transmission)
- Power Supply: 5V
- Applications: TV, VCR/DVD Recorder, Set Top Box
TRAINING AND SEMINARS
2006 Precision Analog Applications Seminar: These one-day, in-depth technical seminars, held in the U.S. and Canada, will focus on common circuit applications that require precise measurement of temperature, light and weight. Topics include remote sensor monitoring, thermocouples, data acquisition systems and bridge measurement systems.
Portable Power Design Seminar: The Portable Power Seminar, taking place in 6 U.S. cities throughout May, will feature practical presentations of portable power management design issues and considerations, design techniques, topologies, tools, and examples. Topics include Battery Selection, Battery Cell Balancing, Increased Handheld Equipment Functionality, Thermal Considerations, LDO Dropout, Evaluation and Performance Optimization of Fully Integrated DC/DC Converters, Battery Authentication, White LED Flash, and Impedance Tracking.
Learn to Accelerate Your Video Designs at DaVinci™ Technology Technical Seminars: Attend the DaVinci Technology Technical Seminar series and see how you can simplify your video designs. Offered in North America and Europe, this highly technical seminar provides an in-depth view of DaVinci technology, including processors, application-specific software, high-level operating systems and accompanying tools and resources. Register now and experience the DaVinci technology effect.
COMPANY
AUTHORED ARTICLES IN THE MEDIA
“Data
converter breakthroughs enable SDR Designs,” by John Garcia
and Yiannis Papantonopoulos. AutomotiveDesignLine.com, 4/12/2006.
"Tackle
Noise from Three Perspectives," by Bonnie Baker. EDN,
4/13/2006
“Optimizing
buck-boost conversion in portable equipment,” by Juergen Neuhausler.
Cover story (see p. 16 for story), Power Systems Design Europe,
April 2006.
CUSTOMER SUPPORT CONTACT INFORMATION
| Product Information Center | - Americas |
| Product Information Center | - Europe, Africa, Middle East |
| Product Information Center | - Asia/Pacific |
| Product Information Center | - Japan |
To subscribe
to the Analog eNewsletter, please click here.
©
2006 Texas Instruments Incorporated, 12500 TI Blvd, Dallas, TX 75243
Technology for Innovators and the black/red banner are trademarks of Texas
Instruments. All other trademarks are the property of their respective
owners.
This e-mail
was sent to %%EMAIL%%. To remove this address from the distribution list
click here.
Or reply to this e-mail placing the word "remove" and %%EMAIL%%
in the subject line.