Specifications

CY8C21123/CY8C21223/CY8C21323

Document Number: 38-12022 Rev. *Y Page 36 of 46

Acronyms

Acronyms Used

Table 39 lists the acronyms that are used in this document.

Reference Documents

CY8CPLC20, CY8CLED16P01, CY8C29x66, CY8C27x43, CY8C24x94, CY8C24x23, CY8C24x23A, CY8C22x13, CY8C21x34,

CY8C21x23, CY7C64215, CY7C603xx, CY8CNP1xx, and CYWUSB6953 PSoC® Programmable System-on-Chip Technical

Reference Manual (TRM) (001-14463)

Design Aids – Reading and Writing PSoC

Flash – AN2015 (001-40459)

Adjusting PSoC

Trims for 3.3 V and 2.7 V Operation – AN2012 (001-17397)

Understanding Datasheet Jitter Specifications for Cypress Timing Products – AN5054 (001-14503)

Application Notes for Surface Mount Assembly of Amkor's MicroLeadFrame (MLF) Packages – available at http://www.amkor.com.

Table 39. Acronyms Used in this Datasheet

Acronym Description Acronym Description

AC alternating current PCB printed circuit board

ADC analog-to-digital converter PGA programmable gain amplifier

API application programming interface POR power on reset

CMOS complementary metal oxide semiconductor PPOR precision power on reset

CPU central processing unit PRS pseudo-random sequence

CRC cyclic redundancy check PSoC® Programmable System-on-Chip

CT continuous time PWM pulse width modulator

DAC digital-to-analog converter QFN quad flat no leads

DC direct current SC switched capacitor

EEPROM electrically erasable programmable read-only

memory

SLIMO slow IMO

GPIO general purpose I/O SMP switch mode pump

ICE in-circuit emulator SOIC small-outline integrated circuit

IDE integrated development environment SPI

serial peripheral interface

ILO internal low speed oscillator SRAM static random access memory

IMO internal main oscillator SROM supervisory read only memory

I/O input/output SSOP shrink small-outline package

IrDA infrared data association UART universal asynchronous reciever / transmitter

ISSP in-system serial programming USB universal serial bus

LVD low voltage detect WDT watchdog timer

MCU microcontroller unit XRES external reset

MIPS million instructions per second