CY8C42123/CY8C42223
CY8C42323/CY8C42423
PRELIMINARY
Power PSoC™ Devices
• Configurable Analog Mux, 10:1 or 5:2 Differential
• Configurable Digital Blocks
1.0 Features
1.1
Key Features
—8- to 16-Bit Timers, Counters, and PWMs
—Connectable to All GPIO Pins
• Extended Operating Voltage of 2.5V to 36V
• 2 HV Linear Opamp Control Loops for Driving Power PFETs
—Connectable to All High Voltage Output Pins
—Single Block Deadband PWM with Kill
—Digital Blocks can Drive Outputs to 36V
—Complex Peripherals by Combining Blocks
• 2 HV Switching Control Loops for Driving External PFETs
• 2 High Voltage CMOS or Open Drain Outputs
• 2 High Voltage Analog Sense Inputs
• 4KB of Flash
1.3
Applications
• 256 Bytes of SRAM
• Battery Chargers (Linear, Switched, or Fly Back)
• DC-DC Buck and Boost Converters
1.2
Improved Features
• Fan Controllers (Tachometer, Temp. Sense, Current Limit)
• Motor Drivers (H-Bridge, Hall-Effect Sensors)
• White LED Drivers
• Very Low Current Mode for 100 nA Sleep (Deep Sleep)
• Analog Absolute Accuracy (0.75%)
• Additional Flexibility for Sleep Modes
• 2 Comparators with DAC References
• 6- to 12-Bit ADC (20 Ksps at 8 Bits)
• Temperature Sensor (Thermistor, Thermocouple)
• General-Purpose High Voltage Microcontroller
2.0 Block Diagram
LowDrop-Out
Regulator
ANALOG and HIGH VOLTAGE
SECTIONS
HVdd
InternalVdd
ODAC1
ODAC0
VBG
DBC01
VDAC1
VDAC0
DBC00
VDAC1
VDAC0
IBIAS
GDO1
VS1
GDO0
VS0
Analogto
Digital
Convertor
HVO[1]
P0[7]
P0[5]
P0[3]
P0[1]
P1[1]
HVO[0]
P0[6]
P0[4]
P0[2]
P0[0]
P1[0]
HVDriver
HVDriver
Atten1
Atten0
AMuxBus3
AMuxBus1
AMuxBus2
AMuxBus0
IDAC1
IDAC0
SYSTEMRESOURCES
PSoCCORE
LowSpeed
Oscillator
SleepandWatchdog
COMP1
COMP0
POR andLVD
Internal
Voltage
Reference
ODAC1
ODAC0
M8CCPU
PSoCCORE
Internal
Main
Oscillator
4KBFlash
GlobalDigitalInterconnectBus
System Bus
256BSRAM
I2C
DBC00
DBC01
DBD02
DBD03
SystemResets
Digital
Clocks
DigitalPSoCBlockArray
DIGITAL SYSTEM
1DigitalRow
InterruptController
Figure 2-1. Block Diagram
198 Champion Court
Cypress Semiconductor Corporation
Document 38-12034 Rev. *C
•
•
San Jose, CA 95134
•
408.943.2600
Revised November 17, 2005