Infineon AIROC CYW20822-P4TAI040 Manual page 28

AIROC™ Bluetooth® LE module
Acronyms
Table 16 Acronyms used in this document
Acronym Description
PRES precise power-on reset
PRS pseudo random sequence
PS port read data register
PSoC® Programmable System-on-Chip™
PSRR power supply rejection ratio
PWM pulse-width modulator
QDID qualification design ID
RAM random-access memory
RISC reduced-instruction-set computing
RMS root-mean-square
RTC real-time clock
RTL register transfer language
RTR remote transmission request
RX receive
S/H sample and hold
SAR successive approximation register
SC/CT switched capacitor/continuous time
SCL I2C serial clock
SDA I2C serial data
SINAD signal to noise and distortion ratio
SIO special input/output, GPIO with advanced features. See GPIO.
SMT surface-mount technology; a method for producing electronic circuitry in which the
components are placed directly onto the surface of PCBs
SOC start of conversion
SOF start of frame
SPI Serial Peripheral Interface, a communications protocol
SR slew rate
SRAM static random access memory
SRES software reset
STN super twisted nematic
SWD serial wire debug, a test protocol
SWV single-wire viewer
TD transaction descriptor, see also DMA
THD total harmonic distortion
TIA transimpedance amplifier
TN twisted nematic
TRM technical reference manual
TTL transistor-transistor logic
TUV Germany: Technischer Überwachungs-Verein (Technical Inspection Association)
TX transmit
Preliminary Datasheet
(continued)
28 002-38449 Rev. **
2023-08-21