New High-Performance Analog Showcase
from Texas Instruments
Early August 2004

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In this Issue:
Power Management
Amplifiers
Data Converters
Interface
Audio
Analog Training / Seminars
New Digital Media eNewsletter
Company Authored Articles In The Media
Customer Support Contact Information

POWER MANAGEMENT

300-MHz DC/DC in 2 mm x 1 mm CSP: The TPS62300 3-MHz, 500-mA DC/DC converter offers 93% peak efficiency and -0.5% to 1.3% voltage regulation accuracy in an ultra-small 2 mm x 1 mm chip-scale package.
  • Smallest inductor size (1 µH) and integrated FETs
  • Applications: Low-power DSPs, cell phones, smart phones, WLAN and Bluetooth™, Micro DC/DC converter modules, PDAs, USB-based DSL modems, and digital cameras
http://www.ti.com/tps62300

Adjustable, 600-mA Switch, 90% Efficient PFM/PWM Boost Converter: The TPS6107x is a synchronous DC/DC converter with integrated FETs providing a peak power conversion efficiency of > 90% over a very wide load range and a quiescent current of 19 µA.
  • Input voltage range from 0.9 V to 5.5 V
  • Applications: Ideally suited to power 1-cell to 3-cell alkaline/NiMH and 1-cell Li-Ion battery equipment such as cell phones, media players and medical equipment
TPS61070, TPS61071: Price (1 ku) $0.95

6-Watt 48-V Input-Isolated ± Dual Output DC/DC Converter: The PT4310 modules are a low-power, complimentary dual-output series of isolated DC/DC converters.
  • Efficiency of 82%, adjustable output voltage (±5%) and dual ±24-V/125-mA output
  • Applications include telecom, datacom, industrial and others where space is at a premium
PT4314: Price (1 ku) $18.75

45-W Dual 15-V Output, 48-V Input Isolated DC/DC Converter: The PT4711 features independently adjustable outputs with efficiency up to 87%.
  • Dual ±15-V/1.5-A outputs and a 36-V to 75-V input range
  • Applications: Industrial, instrumentation, medical, computer, workstations, and distributed power applications
PT4711: Price (1 ku) $55.00

65-W Dual Complementary-Output DC/DC Converter for DSL: The PTB4851x series of isolated DC/DC converter modules produce a complementary pair of regulated supply voltages (±5-V/6.5-A) for powering line-driver ICs in xDSL telecom applications.
  • Operate from a standard telecom (-48 V) central office (CO) supply and can provide up to 65-W of power in a balanced load configuration
  • Support up to 64 ports of AC7 power
  • Applications: Mixed logic applications
PTB48510A, PTB48511A: Price (1 ku) $38.00

High Efficiency Secondary Side Synchronous Buck PWM Controller: The UCC2540 is a secondary-side synchronous-buck PWM controller for high current (up to 50 A) and low output voltage (supports 2.5-V to 35-V bias) applications.
  • First device that can run from 3.3-V input lines and control 50 A
  • Includes an on-chip Predictive Gate Drive™
  • Applications: SSPR for multiple output power supplies, cascaded buck converters, and post processing converters for bus converter and DC transformer architectures
UCC2540: Price (1 ku) $1.85

Wide Input Synchronous Buck Controllers: The TPS45005x is a family of high-voltage, wide input (8-V to 40-V), synchronous, step-down converters offering design flexibility with a variety of user-programmable functions, including soft-start, UVLO, operating frequency, voltage feed-forward, high-side current limit, and loop compensation.
  • Applications: Power modules, networking/telecom, industrial and servers
TPS40054, TPS40055, TPS40057: Price (1 ku) $1.35

4.5-V to 20-V Input, 3-A Output Synchronous PWM Switcher: The TPS5435x is a medium output current synchronous buck PWM converter with an integrated high-side MOSFET (100 mOhms, 4.5-A peak) and a gate driver for an optional low-side external MOSFET. Features include a high-performance voltage error amplifier that enables maximum performance under transient conditions.
  • Applications: Industrial and commercial low-power systems, LCD monitors and TVs, and computer peripherals
TPS54352, TPS54353, TPS54354, TPS54355, TPS54356, TPS54357: Price (1 ku) $2.35

AMPLIFIERS

Dual, High Gain Bandwidth, High Output-Current Op Amp: The OPA2614 offers very low 1.8-nV/Hz input noise with a high gain bandwidth of 290 MHz, voltage-feedback architecture.
  • Low supply current of 6 mA/channel
  • High output current of 350 mA
  • Applications: High dynamic range xDSL line driver, 16-bit ADC driver and audio amplifiers
OPA2614ID: Price (1 ku) $1.75
OPA2614IDTJ: Price (1 ku) $1.95

3-V Video Amplifier with 6-dB Gain and Filter: The OPA360 is a 3-V, 6-dB high-speed amplifier optimized for space-sensitive applications by integrating SAG correction, internal gain and a 2-pole filter into an SC70 package.
  • In shutdown mode, quiescent current reduced to < 5 µA
  • Applications: Digital cameras, camera phones, set-top boxes and video games
OPA360A: Price (1 ku) $0.49



DATA CONVERTERS

Quad Current Input 20-Bit A/D Converter: The DDC114, a quad input current-input ADC, provides a single chip solution for measuring four photodiodes.
  • Low power consumption of 13.5 mW/channel
  • Applications: CT scanners, X-ray security systems and photo diode sensors
DDC114: Price (1 ku) $18.00

Current Shunt Delta-Sigma Modulator: The ADS1203 is a 1-bit 10-MHz modulator with 16 bits of resolution.
  • SNR of 85 dB and low offset of -0.22 mV (typ.)
  • Applications: High-resolution measurement, including current measurement, smart transmitters, industrial process control, weigh scales and portable instrumentation
ADS1203: Price (1 ku) $2.70

8-Channel, 12-Bit, 40-MSPS ADC with Serial LVDS Interface: The ADS5270 is a high-performance A/D converter that operates from a single +3.3-V analog supply.
  • Serial LVDS outputs reduce the number of interface lines and package size
  • Applications: Medical imaging, industrial ultrasonics, portable test equipment and multi-channel communications
ADS5270: Price (1 ku) $45.00

8-Channel, 12-Bit, 50-MSPS ADC with Serialized LVDS Interface: The ADS5271
8-channel ADC features an SNR of 70.5 dB and a total power dissipation of 957 mW.
  • Applications: Medical imaging and portable test and measurement
ADS5271: Price (1 ku) $50.00

Quad 16-Bit Rail-to-Rail Voltage Output Parallel Interface DAC: The DAC8544 is an accurate, low-cost, 16-bit DAC with a fast parallel interface.
  • Operates from a single 2.7-V to 5.5-V analog supply and a 1.8-V to 5.5-V digital supply
  • Has low power consumption < 2mW per channel and settles within 10 µS
  • Applications: Industrial process control, test equipment and optical networking
DAC8544: Price (1 ku) $9.75


INTERFACE

Low-Power Half-Duplex RS-485 Transceivers: Powered by a 5-V supply, the SN65HVD3085E/3088E/HVD485E half-duplex transceivers are fully compliant with the TIA/EIA-485A standard.
  • ESD protection: 15 kV
  • Available in a space saving MSOP-8 pin package
  • Applications: Industrial automation, motor control and point-of-sale (POS) terminals
http://www.ti.com/rs485esd

 
AUDIO

8 Channel Digital Audio PWM Processor: The TAS5028 incorporates TI’s PurePath™ technology and is used in conjunction with Digital Amplifier Power Stages (TAS51xx) to deliver high-power, true digital audio amplification.
  • Efficiency can be greater than 90%, reducing the size of both the power supplies and heat sinks
  • Greater than 102-dB dynamic range
  • Applications: Home theater, DVD-recordable receiver, AVR and DVD
TAS5028: Price (1 ku) $5.40


ANALOG TRAINING/SEMINARS

*2004 Power Supply Design Seminar: This one-day seminar is part of a series of analog technical seminars continuing the Unitrode tradition of a technical but highly practical presentation. This series includes eight topics with a blend of advanced power supply concepts, tutorial review of basic principles and hands-on application examples. For more information and to register, visit: http://focus.ti.com/docs/training/catalog/events/event.jhtml?sku=SEM404003


DIGITAL MEDIA ENEWSLETTER

TI’s technologies and resources allow you to design high-end to low-cost video/imaging products with DSP-based solutions. Subscribe to the monthly Digital Media eNewsletter to receive the latest TI technology releases, documentation, training and other information useful to completing your digital media design.


COMPANY-AUTHORED ARTICLES IN MEDIA

Power Management:
  • "Power Management Poses Challenges,” Valerian Mayega and Byron Reed, EE Times Print and Online, 5/24/04
Data Converters:
  • "Data Converters for Noisy Environments,” Tom Hendrick and Miroslav Oljaca, AnalogZONE, 6/7/04
 Amplifiers:
  • "Instrumentation Amplifier Simplifies Audio Distortion Tests,” Jerry Riddick, Electronic Design, 6/21/04

CUSTOMER SUPPORT CONTACT INFORMATION
Product Information Center - Americas Ph: +1 (972) 644-5580
Product Information Center - Europe Ph: +44 (0) 1604 66 33 99
    Fax: +49 (0) 8161 80 2045
Product Information Center - Asia Ph: +886-2-2378-6800
Product Information Center - Japan Ph: +81-3-3344-5311

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