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New
High-Performance Analog Showcase
from Texas Instruments
May 2005
To subscribe to the Analog eNewsletter, please click here.
In
this Issue:
Amplifiers & Linear
Data Converters
Power Management
Analog Training and Seminars
Company-Authored Articles in the Media
Customer Support Contact Information
AMPLIFIERS & LINEAR
High-Speed, Dual Low-Power Op Amp: The OPA2830 is a dual, high-speed, RRO, voltage-feedback op amp featuring flexible supply range: +3V to +11V (single) and ±1.5V to ±5.5V (dual). It features high-output drive current (75mA), low differential gain/phase, and low <9.2nV/rtHz input voltage noise.
- Current supply 7.8mA
- Bandwidth: 230MHz (G = +1)
- Applications: CCD Imaging, Ultrasound, Portable Consumer Electronics
High-Speed, Dual, Fixed-Gain Op Amp: The OPA2832 is an internally fixed-gain (+2V/V) video line driver with RR output swing. It is a low-cost interface for single-supply video DACS with extended supply voltage range.
- Wide Video Buffer BW: 75MHz
- High Slew Rate: 350V/µs
- Applications: Video, Communications, Portable Test Instrumentation
Digitally Controlled, Stereo Audio Volume Control IC: The PGA2320 operates on ±15V analog supplies and is capable of processing signals with levels of 28Vpp. Other features include -126dBFS crosstalk, serial control interface, zero crossing detection, mute function and independent control over two audio channels.
- Wide Gain/Attenuation Range:+31.5dB to -95dB with 0.5dB Steps
- Dynamic Range: 120dB
- Applications: Broadcast Studio Equipment, A/V Receivers, Car Audio Systems
4.5ns Prop Delay, RRIO Comparator: The TLV3501 is one of a new family of push-pull output, high-speed comparators with 4.5ns propagation delay. Built-in hysteresis reduces sensitivity to noise and the rail-to-rail output drives either CMOS or TTL logic.
- Supply Voltage: +2.7V to +5.5V
- Quiescent Current: 5mA
- Applications: ATE, Wireless Basestations, Window Comparator
Single-Wire, Digital-Out Temperature Sensor: The TMP141 is a 10-bit, high-accuracy digital temp sensor with the new SensorPath™ single-wire interface. Up to four TMP141s can be attached to bus to provide a simple, low-cost way to measure temperature as part of hardware health monitoring systems in server and computer applications.
- 2ºC Accuracy: -25ºC to +85ºC
- 3ºC Accuracy: -40ºC to +125ºC
- Applications: Servers, Motherboards, Video Cards, Routers
Single Low-Power, RRIO Op Amp with High Output Current Drive and Shutdown: The LMV710 allows for 2.7V and 5V specifications and is well suited for use in low-power applications. Low-power combined with rail-to-rail outputs makes this device excellent for long-life, battery-operated applications.
- 2.7-V and 5-V Specifications
- Rail to Rail Inputs and Outputs
- 5 MHz Unity Gain Bandwidth
- Applications: Wireless Phones, PDAs, and Hotel Locks
Dual 1.8-V Op Amp with Rail-To-Rail Input and Output: The LMV932 allows for 1.8V, 2.7V, and 5V specifications and is well-suited for use in low-power applications. Low power combined with rail-to-rail outputs makes this device excellent for long-life, battery-operated applications.
- 1.8-V, 2.7-V, and 5-V Specifications
- Rail-to-Rail Inputs and Outputs
- 1.4 MHz Unity Gain Bandwidth
- Applications: Wireless Phones, PDAs, Laptops, DSL/Cable Modems
DATA CONVERTERS
16-Bit, 500-MSPS Dual DAC: The DAC5687 is a dual-channel, 2x-8x interpolation DAC that delivers SNR greater than 75dBFs and IMD3 >81dBc. It is the first DAC with complete IQ compensation. Flexible input/output options and operating modes support a variety of design configurations.
- On-Chip PLL/VCO clock multiplier
- I/O Voltage: 1.8V to 3.3V
- Applications: Basestations, Software-Defined Radio, Cable Modems
Modulator for Hall Effect Sensors: The ADS1208 is a 2nd-order, precision, ΔΣ modulator operating from a single +5V supply at 10MHz clock rate. The ±100mV input range is optimized for direct connection to Hall effect sensors found in medium- and high-power servo motor controls. The ADS1208 achieves 16-bit ADC performance with NMC.
- INL: ±1.6LSB; DNL: ±1LSB
- Applications: Motor Control, Current Measurement, Instrumentation
12-Bit, 105-MSPS ADC: The ADS5521 is a high-performance ADC complete with high-speed linear S/H stage, and internal reference. The device features 571mW analog power dissipation and output buffer power dissipation of 165mW at 3.3V single-supply voltage. The device interfaces seamlessly to common logic.
- SNR: 70dBFS at 100MHz fIN
- SFDR: 86dBc at 100MHz fIN
- Total Power Consumption: 736mW (typ)
- Applications: Wireless communications, test and measurement, video and medical imaging
14-Bit, 105-MSPS High-Performance ADC: The ADS5541 features high-speed dynamic performance with low power consumption--740mW total at 3.3V single supply. Its parallel CMOS-compatible output ensures a seamless interface with common logic. The device is complete with S/H stage and internal reference.
- High SNR: 72dBFS at 100MHz fIN
- High SFDR: 86dBc at 100MHz fIN
- Power Dissipation: 571mW
- Applications: Wireless Communications, Video, Imaging, Test and Measurement
POWER MANAGEMENT
Wide-Input, 1.5-A, Non-isolated DC/DC Module: The PTN78000W is a non-isolated DC/DC module offering single regulated output over wide input range. In a typical environment of 60°C and 200LFM airflow, it produces a full 1.5A output without derating. Other features include remote sense, short-circuit and over-current protection, and on/off inhibit control.
- Input Voltage: 7V to 36V
- Wide Adjustable Output: 2.5V to 12.6V
- Efficiency: 85%
- Industrial Test and Measurement, Distributed Power, Workstations, Medical Equipment
Wide Input, 3A, Non-Isolated DC/DC Module: The PTN78060W is a non-isolated DC/DC module providing a single regulated output over a wide input voltage range of 7V to 36V. It features excellent line/load regulation, adjustable output voltage, on/off inhibit control, remote sense, over-current and short-circuit protection.
- Wide Adjustable Output: 2.5V to 12.6V
- Efficiency: 93% at 5V
- Applications: Industrial Test and Measurement, DC Motor Drives, Workstations, Medical Equipment
3.3-Vin/8-A Point-of-Load Module: The PTV03010W is a ready-to-use, non-isolated power module featuring Auto-Track™ sequencing, on/off inhibit, prebias start-up, and efficiencies up to 93%; it is POLA™-compatible.
- Input Voltage Range: 2.9V to 3.6V
- Output Voltage Range: 0.8V to 2.5V
- Applications: Networking Equipment, Servers, Industrial Test and Measurement
3.3-Vin/18-A Point-of-Load Module: The PTV03020W is a non-isolated, complete DC/DC switching regulator in a space-saving 12-pin vertical SIP package. The device features AutoTrack™ sequencing, on/off inhibit, prebias start-up, undervoltage lockout and efficiencies up to 96%; it is POLA™-compatible.
- Input Voltage Range: 2.9V to 3.6V
- Output Voltage Range: 0.8V to 2.5V
- Applications: Workstations, Servers, Network Equipment, Test and Measurement
Power Distribution Switches: The TPS2060 and TPS2064 are current-limited, power-distribution switches for applications likely to encounter heavy capacitive loads and short circuits. Other features include accurate current limit (1.6A min, 2.6A max), bidirectional switching, deglitch fault report and no OC glitch during power-up.
- High-Side MOSFET: 70 mΩ
- 1.5A Continuous Current
- Applications: USB 2.0 or 1.1 Standard, Current Limiting, Industrial
ANALOG TRAINING AND SEMINARS
Are you an Expert? Present at TI Developer Conference - Call for Presentations
Check out the Call for Presentations for TI Developer Conference (TIDC) 2006. This event is where engineers, suppliers, industry partners and academia gather to exchange signal processing ideas and discuss industry trends, research and best practices while obtaining deep technical training in a hands-on environment. Submit your abstract today. The TIDC 2006 series worldwide welcomes abstracts in the signal processing areas of audio, control, security, communications, and video/imaging applications used in high-performance analog, digital signal processing, Digital Light Processing™ and microcontroller system designs. The presentations must contain useful technical information for engineers, with the topic focusing on "how-to" or problem-solving. For more information visit www.ti.com/tidc06
2005 European MicroSystems Seminar: MicroSystems products from TI contain a 24-bit ADC, 16-bit DACs, precision voltage reference, 8051 CPU, and high-performance peripherals to create a highly integrated, high-precision single-chip data acquisition system. The MicroSystems Seminar program for 2005 includes a technical presentation and demonstration on the operation and usage of MicroSystems products in data acquisition systems. Click here for more information or to register.
COMPANY
AUTHORED ARTICLES IN THE MEDIA
“Anticipation
... It’s Keeping Me Waiting,” by Dave Freeman, Portable
Design, April 2005.
“How
To Read a Semiconductor Data Sheet," by Ron Mancini, EDN (North
America), April 14, 2005.
“Are
the Power Module Alliances Really Different?" by Brian Narveson,
Power Electronics Technology, April 2005.
“The
ADS7869, a complete analog motor control front-end,” by Frank
Ohnhaeuser, CIE (France), April 2005.
CUSTOMER SUPPORT CONTACT INFORMATION
| Product Information Center | - Americas |
| Product Information Center | - Europe, Africa, Middle East |
| Product Information Center | - Asia/Pacific |
| Product Information Center | - Japan |
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