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SA618F22 : 160mW 8K Sampling Rate Full Duplex Wireless Audio Transceiver Module
Type: Wireless Audio
Certification: Others
Output Power: 160mW
Size (mm):48.1*33.9
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SA628F22Pro: Full-Duplex Data & Voice Module with Repeater, Near-Field Recognition, and Noise Reduction
SA628F22Pro: Full-Duplex Data & Voice Module
Features 80dB near-field noise reduction (optimal at < 10cm).
Integrated full-duplex communication, repeater function, and Mesh networking.
Supports multi-channel concurrent receiving.
Serial port (UART) for data transmission.
Supports OTA (Over-the-Air) and serial port updates.
Lead-free, RoHS, and Reach compliant.
DOWNLOAD
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SA628F22 Easy to Use Full Duplex Wireless Audio Module V2.0.pdf -
SA618 SA628 series configuration tool V1.3.rar -
SA618 SA628 PC Operation Guide V1.0.pdf
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SA618 communicaton protocol V1.2.pdf
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SA618&SA628 Firmware Upgrade Guide.pdf
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SA6x8_V2.2.rar
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SA618 SA628 parameters configuration guide.pdf
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SA618 SA628 USB Driver.rar
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SA6x8 Series update Tool_EN V1.0.rar
| Parameters | Condition | Min. | Typ. | Max. | Unit |
| Power Supply | 3.5 | 4 | 5.5 | V | |
| Working temperature | -30 | 25 | 70 | ℃ | |
| Current consumption | |||||
| Sleep current | 66 | uA | |||
| RX Current | SA618F22 | 53 | mA | ||
| SA618F22Pro | 76 | ||||
| @4V,8ohm,2W speaker | 450 | ||||
| TX current(High power) | 4.2v,@22dBm | 130 | mA | ||
| RF Parameters | |||||
| Operating frequency | UHF | 420 | 510 | MHz | |
| Customizable frequency | 150 | 960 | MHz | ||
| Default frequency value for 16 channels | UHF ( 1MHz interval) | 440.125 | 455.125 | MHz | |
| Transmit power | Default:22dBm | 0 | 22 | dBm | |
| Second Harmonic | -40 | dBm | |||
| Bandwidth（BW) | 500 | KHz | |||
| Receiving sensitivity | -117 | dBm | |||
| voice parameters | |||||
| Modulation sensitivity | 10 | 100 | mV | ||
| Receive signal-to-noise ratio(SNR) | 90 | dB | |||
| Frequency response | 60 | 3800 | Hz | ||
| Voice output（line out) | Load 16 Ω | 40 | mW | ||
| Voice output power（SPK+,SPK-) | Load 8 Ω | 2000 | mW | ||
| Delay parameters | 2channels | 80 | 100 | 120 | ms |
| 3channels | 120 | 160 | 180 | ms | |
| 4channels | 160 | 200 | 240 | ms | |
| 6channels | 240 | 300 | 360 | ms | |
| 8channels | 320 | 400 | 480 | ms | |
| Type | wireless audio |
Features
- Frequency Band: 420~510MHz(Customizable 150-960 MHz)
- USBInterface
- PC software configuration, easy operation
- 8-Channels Full-Duplex Data/voice Communication
- Echo cancellation function
- VOX & PTT
- OTA &Serial upgrade
- I2S Digital voice+analog voice
- Line In + Mic input
- Mesh Network, concurrent Tx/Rx
- 1-3KM transmission distance in the open area
- High Receiving sensitivity:-117 dBm
- Low power consumption
Applications
- Fire emergency communication
- Subway, tunnel communication
- Riding system
- High-quality full duplex walkie talkie
- conference call system
- Building community security system
- Security intercom system for special scenarios
- Headset walkie-talkie
- Special job assignment walkie talkie
| Pin No. | Pin name | Description |
| 1 | VCC | VCC(3.3-5.5V) |
| 2,8,11,17 | GND | Ground |
| 3 | SDIN | ExternalI2S(0-3.3V) |
| 4 | BCLK | ExternalI2S(0-3.3V) |
| 5 | WS | ExternalI2S(0-3.3V) |
| 6 | VOL-ADJ | 50K variable resistoris recommended, See *5 above |
| 7 | SD | ExternalI2S(0-3.3V) |
| 9 | MCLK | ExternalI2S(0-3.3V) |
| 10 | CS | 0: sleep, 1: working, Pull up internally. |
| 12 | PTT | Press to talk, 0: RX mode, 1: Tx mode. Pull up internally |
| 13 | MIC_N | Connected with external microphone See *3 above. |
| 14 | MIC_P | |
| 15 | SPK+ | Connect with 8 ohm 2W speaker |
| 16 | SPK- | |
| 18 | LINEOUT | Line out , not amplified, can drive earphone and headphone |
| 19 | Reserved | NC |
| 20 | LINEIN | Line in ,maximum 1VRMS |
| 21 | 8 | the onboard 16 RF channel switch, eg. When the rotary switch changed to channel 11th, the output ( 8, 4, 2, 1 ) is: 1011: channel 11th |
| 22 | 4 | |
| 23 | 2 | |
| 24 | 1 |
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