Charger IC supports range of cell types Product News 3/28/2003 Post a comment When interfaced with a microcontroller, Linear Technology Corp.'s LTC4008, a 4-amp multicell, multichemistry battery pack charger IC, is said to be capable of charging nickel cadmium, nickel metal hydride and sealed lead-acid batteries as well as lithium-ion types.
Slick seven light up power management Product News 3/13/2003 Post a comment Raising the functionality bar for power-management chips, National Semiconductor Corp. has seven highly integrated mixed-signal ASICs for portable systems to meet the expanding needs of wireless applications, particularly cell phones.
PWM controller reduces power Product News 3/6/2003 Post a comment A programmable-frequency, current-mode pulse-width modulation controller from Fairchild Semiconductor International meets the International Energy Agency's 1-watt initiative for reducing standby power losses to below 1 W.
Driver targets automotive apps Product News 3/6/2003 Post a comment An intelligent stepper motor driver IC from Atmel Corp., the ATA6830, includes a smart travel operation control block that conserves space and simplifies designs by eliminating the need for a microcontroller to handle the cruise-control function.
Lithium-ion battery manager ready for microwatt work Product News 3/6/2003 Post a comment Responding to the need for maximum power management at the microwatt level in increasingly functional 2.5- and third-generation mobile handsets and PDAs, Texas Instruments Inc. is billing its bq270x0 chip, called bqJunior, as a fully integrated battery fuel gauge for systems powered by a single-cell lithium-ion or lithium-polymer battery.
Blog Doing Math in FPGAs Tom Burke 13 comments For a recent project, I explored doing "real" (that is, non-integer) math on a Spartan 3 FPGA. FPGAs, by their nature, do integer math. That is, there's no floating-point ...