User's Manual
Table Of Contents
- 1. General Specification
- 2. Module Identification
- 3. Module Connection
- 4. Applications
- 5. Electrical Specifications
- 5-1. Absolute Maximum Ratings
- 5-2. Recommended operating Range
- 5-3. Electrical Characteristics – DC
- 5-4. Electrical Characteristics – RF TX
- 5-5. Electrical Characteristics – RF RX
- 5-6. Electrical Characteristics – RF PLL
- 5-7. Electrical Characteristics – Audio C/CS
- 5-8. I2S Communication Interface Timing
- 5-9. I2C Slave Communication Interface Timing
- 6. Certificate Statement
USER MANUAL
WSA520S
Wireless Audio Transceiver, 5GHz 30.0x40.4x3.2[mm], 24pin FFC Version: 01
6 /17 OCT 29, 2020
Searching for RX 75
CMOS I/O Logic Levels –
VDDIO 3.3V
Input Voltage Logic Low, VIL
0.6
V
Input Voltage Logic High, VIH
VDDIO -
0.6V
Output Voltage Logic Low, VOL
0.3
Output Voltage Logic High, VOH
VDDIO -
0.3V
5-4. Electrical Characteristics – RF TX
Operating Conditions: TA = -5°C to +40 °C, RF Freq = 5150~5250/5725-5875MHz, measured to the RF conducted ports.
Typical specifications at TA = 25°C, VDD = 5V
PARAMETER CONDITION MIN TYP MAX UNIT
RF Channel Frequency Range
Low band 5150 5250
MHz
High band 5725 5875
RF bandwidth 4
dBm
RF Modulation scheme Phi/4-DQPSK
RF carrier scheme DSC (Dual side carrier
TX Output power (Aging)
Power
setting
High-band, 0X13
8
dBm
Low-band, 0x0b
8
TX Spurious (harmonic)
2nd -55 dBm
3rd -55 dBm
RF I/O Impedance ANT1, ANT2 50 ohm
LO leakage -20 dBc
5-5. Electrical Characteristics – RF RX
Operating Conditions: TA = -5°C to +40 °C, RF Freq = 5150~5250/5725-5875MHz, measured to the RF conducted ports.
Typical specifications at TA = 25°C, VDD =5V
PARAMETER CONDITION MIN TYP MAX UNIT
RF Channel Frequency Range
Low band 5150 5250
MHz
High band 5725 5825
RX Sensitivity DSC (Dual Sub-Carrier) -86
dBm
Max input signal
LNA = low gain mode, min IF
gain
-5