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IC Update

Type Features Device Price Source and Contact
Data Conversion/Interface…

24-V line driver

Hex 24-V line driver features energy recycling, reducing power consumption; power can be reduced by 50%, depending on cable length and impedance; push-pull output stages can drive 300 mA from 24 V; current-limited and short-circuit-proof; 40 to 125C; 5 x 5-mm QFN28 package.

iC-HX

ea/1,000

$7.13

IC-Haus, Naperville, Ill

Sales 866-378-3050

www.ichaus.us

Delta-sigma ADCs

Multichannel 16-bit delta-sigma ADCs feature 25-kHz bandwidth, 2-μV/C offset drift, and up to 97-dB SNR; two operating modes allow for optimization of speed (52 ksamples/s) or power dissipation (7 mW/ch); offer selectable SPI or frame sync serial interface; HTQFP-64 PowerPAD.

ADS1174

(4-ch)

ADS1178

(8-ch)

ea/100

$12.45

$19.95

Texas Instruments, Dallas, TX

Product Information Center

800-477-8924

http://www.ti.com

Microprocessors…

8-bit MCUs

40-MHz 8-bit MCUs with up to 1,024 bytes RAM and 32 Kbytes flash, an A/D converter, a temperature sensor, LIN slave support, time pulse modulation, a comparator, WDT, and 16-, 20-, and 28-pin packages; SG32 has –40° to 125°C temperature range.

MC9S08SH32

S9S08SG32

ea/10,000

From $1.32

Freescale Semiconductor, Austin, TX

DSP Sales 800-521-6274

http://www.freescale.com/symph

32-bit MCUs

32-bit microcontrollers have core that combines includes DSP functions up to 4 Mbytes of flash, a FlexRay controller, 180, 133, or 80 MHz, peripheral control processor, LQFP 144/176 or BGA 260/416 packages; suited for OBD2/EURO6 automotive functions.

TC1797,

TC1767

TC1736

ea/10,000

$14 to $29

Infineon Technologies, Milpitas, CA

Sales Office 866-951-9519

http://www.infineon.com

MCU with

LIN controller

8-bit MCU with LIN bus controller, 5- and 2.5-V regulators, EEPROM, watchdogs, power-driver, 10-bit A/D converter, two 8-bit and two 16-bit timers, an SPI interface, a 16-bit PWM and three enhanced 12-bit PWMs.; has temperature sensor and operates from –40° to 125°C.

HVC 22xyA

HVC 24xyA

Low qty,

1.60 to 2.20 Euro

Micronas Semiconductors

Santa Clara, CA

Sales 408-625-1200

http://www.micronasusa.com

Power Conversion/Control…

Buck converter MOSFETs

30-V MOSFETs optimized for synchronous buck converter designs for notebook computer, server CPU power, graphics, and memory voltage regulator applications; allows operation up to 25 A per phase; 40% smaller footprint compared to a standard SO-8 device with 0.7-mm profile.

IRF6724MTR1PbF

IRF6725MTR1PbF

IRF6726MTR1PbF

IRF6727MTR1PbF

ea/10,000

$1.10

$1.25

$1.45

$1.50

International Rectfier, El Segundo, CA

Graham Robertson 310-726-8512

grobert1@irf.com

http://www.irf.com

Microprocessor supervisor

Microprocessor supervisor with reset thresholds as good as ±0.6% accuracy at room temperature, suits microprocessor and microcontroller power-monitoring applications; has nine fixed-voltage thresholds available, four preset timeout periods each, open-drain output that can be pulled up to 6 V.

MAX6394

ea/1,000

$1.57

Maxim Integrated Products

Sunnyvale, CA

Sales 888-629-4642

Sales-US@maxim-ic.com

http://www.maxim-ic.com

Power supply monitors

Single-channel voltage monitors draw 500 nA of quiescent current, for single Li+ coin cell, AA, and AAA batteries; LTC2935 allows selection of one of eight reset thresholds, from 3.3 V down to 2.25 V in 150-mV increments; the LTC2934 uses an external resistive divider to set the reset threshold from 1.6 to 6 V.

LTC2934

LTC2935

ea/1,000

$1.15

$1.22

Linear Technology, Milpitas, CA

Information 408-432-1900

http://www.linear.com

WLED drivers

Constant-frequency, charge-pump-based, current source WLED drivers deliver up to 30 mA per channel; require only two external components; offer current accuracy of better than 10 and channel-to-channel current matching that exceeds 3%; can be programmed using either a PWM-compatible interface, up to 50 kHz or via a single-wire S2 Cwire interface; 2 x 2.1 mm.

AAT3102

AAT3103

ea/1,000

$0.52

Advanced Analogic Technologies Sunnyvale, CA

Karolien Cools-Wittry 408 737 4600

karoliencw@analogictech.com

http://www.analogictech.com

RF/Wireless/Telephony…

SPDT switch

High-power SPDT switch has typical insertion loss at 1.0 GHz of 0.30 dB with an isolation of 25 dB and P0.1dB of 38 dBm; is fabricated on a low-cost 0.5-µm gate-length GaAs process; features full passivity for increased reliability; is 100% RF tested to ensure performance compliance.

MASW-008853

ea/100,000

$0.35

Tyco Electronics, Lowell, MA

Sales 800-368-3277

CustomerFocus@tycoelectronics.com

http://www.tycoelectronics.com

Switch driver/controller

6-bit serial/parallel switch driver/controller is ideal for driving the gates of FET- and pHEMT-based MMIC control devices; accepts TTL/CMOS logic data, in either three-wire SPI or parallel format, and can drive up to six complementary sets of parallel outputs; 5 x 5-mm SMT leadless QFN.

HMC677LP5

$19.33

Hittite Microwave, Chelmsford, MA

Sales 978-250-3343

sales@hittite.com

http://www.hittite.com

WiMAX dual SPDT switch

RoHS compliant, SPDT switch is designed for use in 802.11 and 802.16 WLAN and WiMAX applications with a bias voltage as low as 3.0 V; features a typical insertion loss of 0.4 dB at 2.4 GHz while achieving an isolation of 27 dB and P1dB of 28 dBm..

MASW-008899

ea/100,000

$0.34

Tyco Electronics, Lowell, MA

Sales 800-368-3277

CustomerFocus@tycoelectronics.com

http://www.tycoelectronics.com

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