18730_06 Datasheet, PDF (11/35 Pages) Freescale Semiconductor, Inc – Power Management IC with Five Regulated Outputs Programmed Through 3 Wire Serial Interface

ELECTRICAL CHARACTERISTICS
TIMING DIAGRAMS
WAKE1~4(int)
TIMING DIAGRAMS
EXT_CLOCK
V_STDBY
VBATT
VGATE
PGOOD1(Int)
PGOOD1
VO1_SENSE
VOUT1
VO2_SENSE
VOUT2
PGOOD2(Int)
PGOOD1
SREG1~3
VBATT
INT
VO1_SENSE
EXT (Serial setting)
VBATT
VBATT
VGATE
VO1_SENSE
PGOOD_DELAY set value
VO1_SENSE
VBATT
VO1_SENSE
VO1_SENSE
VO2_SENSE
VO2_SENSE
VO1_SENSE
PGOOD_DELAY set value
SEQ_SELECT setting
VO1_SENSE
VBATT
VBATT
VBATT
DATA
DATA
STRB
CLEAR
SEQ_SELECT setting
SLEEP
Standby Mode
Start-Up
*1: When using Ni_mh. High-Z when using Li_ion.
Operation Mode
Standby Mode
Figure 4. Power Supply Start-Up Timing Diagram
Analog Integrated Circuit Device Data
Freescale Semiconductor
18730
11