ISL6267 INTERSIL [Intersil Corporation], ISL6267 Datasheet - Page 6

• Manufacturer Part Number: ISL6267
• Description: Multiphase PWM Regulator for AMD Fusion Mobile CPUs
• Manufacturer: INTERSIL [Intersil Corporation]

Block Diagram
PWROK
VR_HOT
NTC_NB
ISUMN
ISUMP
PROG1
PROG2
COMP
VSEN
SVD
RTN
SVC
VDD
NTC
VW
FB
+
+
+
+
SLEEP
MODE
(PSI_L)
S
MONITOR
INTERFACE
DAC1
OFFSET
VOLTAGE
SERIAL
TEMP
VID
6
+
+
+
-
-
-
+
-
E/A
D/A
D/A
T_MONITOR
DAC1
DAC1
DAC2
DAC2
A/D
CURRENT
CURRENT
SENSE
SENSE
PROG1
PROG2
VCORE
VNB
ISL6267
MODULATOR
OC AND WOC
PROTECTION
PROTECTION
OV
(SIMILAR ARCHITECTURE TO
NORTHBRIDGE
CONTROLLER AND DRIVER
CORE SECTION)
IBAL
IBAL
CURRENT
CURRENT
BALANCE
BALANCE
PHASE
PHASE
DRIVER
DRIVER
DRIVER
DRIVER
BOOT_NB
UG_NB
PH_NB
LG_NB
PWM2_NB
ISEN1
ISEN1
ISEN2
ISEN2
ISEN3/FB2
ISEN3/FB2
PWM3
PWM3
BOOT2
BOOT2
BOOT2
UG2
UG2
UG2
PH2
PH2
PH2
LG2
LG2
LG2
BOOT1
BOOT1
BOOT1
UG1
UG1
UG1
PH1
PH1
PH1
VCCP
LG1
LG1
LG1
PGOOD
PGOOD
January 31, 2011
FN7801.0