XRP7704 Exar Corporation, XRP7704 Datasheet - Page 5

• Manufacturer Part Number: XRP7704
• Description: Quad-output Digital Pwm Buck Controller
• Manufacturer: Exar Corporation

XRP7704 INTERNAL BLOCK DIAGRAM
REV 1.1.0
GPIO 0-3
SDA,SCL
VOUT1
VOUT2
VCC
VOUT3
VOUT4
VDD
PreScaler
PreScaler
GPIO
LDO
DAC
DAC
I2C
Vtar
Vtar
EXAR CONFIDENTIAL. PROPRIETARY. DO NOT DISTRIBUTE OR COPY.
Feedback
Feedback
VREF
OSC
OTP
ADC
SS & PD
ADC
SS & PD
Current
Current
ADC 1
ADC 2
Handling
Configuration
Channel 1
CLOCK
Channel 2
Channel 3
Channel 4
Digital
Digital
Fault
Registers
Quad-Output Digital PWM Buck Controller
PID
PID
5
2-CH
2-CH
MUX
MUX
UVLO
Good
PWR
DPWM
DPWM
Hybrid
Hybrid
–
AUX ADC
Delay
Dead
Time
6
7-CH
Driver
MUX
Driver
Gate
Gate
STBY LR
Vout1
Vout2
Vout3
Vout4
Vtj
VIN2
VIN1
BST1
BST2
VCCD
PGND1
PGND2
GH1
GH2
LDOOUT
GL1
LX1
LX2
GL2
XRP7704