cy8c42123 Cypress Semiconductor Corporation., cy8c42123 Datasheet
cy8c42123
Manufacturer Part Number
cy8c42123
Description
Power Psoc? Devices
Manufacturer
Cypress Semiconductor Corporation.
Datasheet
1.CY8C42123.pdf
(42 pages)
1.0 Features
1.1
1.2
2.0 Block Diagram
Cypress Semiconductor Corporation
Document 38-12034 Rev. *C
• Extended Operating Voltage of 2.5V to 36V
• 2 HV Linear Opamp Control Loops for Driving Power PFETs
• 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
• 256 Bytes of SRAM
• 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)
Key Features
Improved Features
System Resets
POR and LVD
PSoC CORE
Sleep and Watchdog
PSoC CORE
Interrupt Controller
256B SRAM
4KB Flash
M8C CPU
HVO[1]
GDO1
HVdd
P0[7]
P0[5]
P0[3]
P0[1]
P1[1]
VS1
Low Drop-Out
Regulator
IDAC1
HV Driver
COMP1
DBC01
•
VDAC1
DBC00
Internal Vdd
ODAC1
AMuxBus3
AMuxBus1
ODAC1
Global Digital Interconnect Bus
Figure 2-1. Block Diagram
Atten1
198 Champion Court
DIGITAL SYSTEM
VDAC1
PRELIMINARY
Digital PSoC Block Array
DBC01
System Bus
Analog to
Convertor
Digital
IBIAS
VBG
ANALOG and HIGH VOLTAGE
DBD02
VDAC0
1.3
• Configurable Analog Mux, 10:1 or 5:2 Differential
• Configurable Digital Blocks
• Battery Chargers (Linear, Switched, or Fly Back)
• DC-DC Buck and Boost Converters
• Fan Controllers (Tachometer, Temp. Sense, Current Limit)
• Motor Drivers (H-Bridge, Hall-Effect Sensors)
• White LED Drivers
• Temperature Sensor (Thermistor, Thermocouple)
• General-Purpose High Voltage Microcontroller
AMuxBus2
AMuxBus0
— 8- to 16-Bit Timers, Counters, and PWMs
— Connectable to All GPIO Pins
— 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
ODAC0
SECTIONS
Atten0
ODAC0
VDAC0
Applications
DBD03
1 Digital Row
•
Power PSoC™ Devices
DBC00
HV Driver
COMP0
San Jose
IDAC0
CY8C42123/CY8C42223
CY8C42323/CY8C42423
,
CA 95134
GDO0
VS0
HVO[0]
P0[6]
P0[4]
P0[2]
P0[0]
P1[0]
SYSTEM RESOURCES
Revised November 17, 2005
Low Speed
Oscillator
Reference
Oscillator
Voltage
Digital
Internal
Internal
Clocks
•
Main
I2C
408.943.2600