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| Global Mixed-mode Technology Inc. G5800 Mobile Phone Power Management System Features Handles all Mobile Phone Baseband Power Management 2.8V to 5.5V Input Range Charger Input up to 15V Seven LDOs Optimized for Specific Mobile Phone Subsystems High Operation Efficiency and Low Stand-by Current Li-Ion and NiMH Battery Charge function SIM Card Interface Three Open-Drain Output Switches to Control the LED, Alerter and Vibrator Thermal Overload Protection Under Voltage Lock-out Protection Over Voltage Protection Power-on Reset and Start-up Timer 48-Pin QFN Package General Description The G5800 is a power management system chip optimized for Mobile phone handsets. It contains seven LDOs, one to power each of the critical Mobile phone sub-blocks. Sophisticated controls are available for power-up during battery charging, keypad interface, and RTC alarm. The G5800 is optimized for maximum battery life, featuring a ground current of only 108A and 187A when the phone is in standby and operation respectively. The G5800 battery charger can be used with lithium ion (Li+) and nickel metal hydride (NiMH) batteries. The G5800 contains three open-drain output switches for LED, alerter and vibrator control. The SIM interface provides the level shift between SIM card and microprocessor. The G5800 is available in 48-pin QFN package. The operating temperature range is from -25C to +85C. Applications GSM/GPRS/PCS Mobile Handsets CDMA/CDMA2000/TDMA Mobile Handsets Smart Phone Basic Phone and High-end Phone Ordering Information ORDER NUMBER G5800Q1U G5800Q1R MARKING G5800 G5800 TEMP. RANGE -25C to +85C -25C to +85C R: Tray PACKAGE (Pb free) QFN7X7-48 QFN7X7-48 Note: Q1: QFN7X7-48 U: Tape & Reel Pin Configuration BATUSE BATDET VIBRATOR 38 ALERTER VCORE VMSEL DGND VASEL 48 46 43 42 41 47 45 44 40 PGND LED 39 37 PGND VBAT CHRIN GATEDRV NC ISENSE CHRCNTL CHRDET BATSNS VSIM SIMIO SIMRST SIMCLK SIMVCC 1 2 3 4 5 6 7 8 9 10 11 12 20 21 22 13 14 17 15 16 18 19 23 24 36 35 34 33 32 31 LEDEN ALERTEREN VIBRATOREN PWRBB PWRKEY SRCLKEN VREF NC AGND VA AVBAT VTCXO G5800 30 29 28 27 26 25 SIMSEL VM VRTC RSTCAP DGND DGND SRST SIO VBAT VIO Ver: 1.6 Apr 25, 2005 RESET SCLK TEL: 886-3-5788833 http://www.gmt.com.tw 1 |
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