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)

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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

Clocks

•

Main

I2C

408.943.2600

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