







| Parameters | performance | notes | |
| minimum value | Maximum value | ||
| Power supply voltage (V) | 0 | 5.5 | Module permanently burned out beyond 5.5V |
| Blocking power (dBm) | - | 10 | The probability of burning is relatively low when used at close range |
| Working temperature (℃) | -40 | 85 | - |
| Main application | performance | notes | |||
| minimum value | Typical values | Large value | |||
| Working voltage (v) | 2.5 | 3.3 | 5.5 | ≥ 3.3V ensures output power | |
| Communication level (V) | - | 3.3 | - | There is a risk of burning out when using 5V TTL | |
| Working temperature (℃)) | -40 | - | 85 | Industrial grade design | |
| Working frequency band (GHE) | 2.4 | - | 2.525 | Support ISM frequency band | |
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work consume |
Emission Current@3.3V(mA) | - | 490 | - | Instantaneous power consumption |
| Receiving Current@5.0V(mA) | - | 390 | - | Instantaneous power consumption | |
|
Receiving Current(mA) |
- | 22 | - | - | |
| Sleep current (uA) | - | - | - | Not supporting low-power mode | |
| Maximum transmission power (dBm) | 26.8 | 27 | 27.3 | - | |
| Receiving sensitivity (dBm) | -98.5 | -99 | -99.5 | The air speed is 250kbs | |
| Air speed (bps) | 250k | - | 2M | User programming control | |
| Main application | describe | notes |
| Reference distance | 5000m | Clear and spacious, with an antenna gain of 5dBi, an antenna height of 2.5 meters, and an air speed of 250kbps |
| FIFO | 32By te | Maximum length for a single transmission |
| crystal frequency | 16MHz | - |
| Modulation Type | GFSK | - |
| Packaging method | Inline | - |
| Interface method | 2.54mm pin | - |
| communication interface | SPI | 0-10Mbps |
| External dimensions | 18 * 33.4mm | Excluding SMA |
| antenna interface | SMA-K | Characteristic impedance is about 50 Ω |
| Net weight | 5.0g | ±0.1g |

| Pin number | Pin Name | Pin direction | Pin usage |
| 1 | GND | - | Ground wire, connected to the power reference ground |
| 2 | VCC | - | To ensure full power output, it is recommended to use a power supply of ≥ 3.3V |
| 3 | CE | input | Olive block control pin |
| 4 | CSN | input | Module chip selection pin, used to start an SPI communication |
| 5 | SCK | input | Module SPI bus clock |
| 6 | MOSI | input | Module SPI data input pin |
| 7 | MISO | output | Module SPI data output pin |
| 8 | IRQ | output | Module interrupt signal output, low level valid |
| 9 | GND | - | Ground wire, connected to the power reference ground |
| 10 | GND | - | Ground wire, connected to the power reference ground |
| 11 | GND | - | Ground wire, connected to the power reference ground |
| 12 | GND | - | Ground wire, connected to the power reference ground |
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Product manual |
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Development testing |
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Introduction to Yibaite |
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Certification documents |
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Online purchase |
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| product model |
interface type | Chip Solution | Operating Frequency Hz |
Transmission power dBm |
Communication distance km |
air rate bps |
Packaging form | Product size mm |
Functional Features |
technology manual |
sample buy |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SPI | Si24R1 | 2.4G | 27 | 4 | 250k~2M | Patch | 18*14.5 | SPI patch wireless module | |||
| SPI | Si24R1 | 2.4G | 27 | 5 | 250k~2M | Direct insertion | 18*33.4 | Direct insertion SPI wireless module | |||
| SPI | Ci24R1 | 2.4G | 11 | 0.12 | 250k~2M | Patch | 19*12 | Small volume patch type, PCB board mounted antenna | |||
| SPI | Si24R1 | 2.4G | 20 | 1.8 | 250k~2M | Patch | 12.8 * 25 | Small volume patch type, onboard antenna | |||
| SPI | Si24R1 | 2.4G | 20 | 2 | 250k~2M | Patch | 14.5*18 | Small volume patch type | |||
| SPI | Si24R1 | 2.4G | 20 | 1.8 | 250k~2M | Direct insertion | 15 * 27 | Small volume patch type, onboard antenna | |||
| SPI | Si24R1 | 2.4G | 20 | 2.5 | 250k~2M | Direct insertion | 18 * 33.4 | small-volume | |||
| SPI | Si24R1 | 2.4G | 7 | 0.3 | 250k~2M | Patch | 12 * 19 | Small volume patch type, onboard antenna | |||
| SPI | Si24R1 | 2.4G | 7 | 0.3 | 250k~2M | Direct insertion | 12.6 * 22.6 | Small size direct insertion type, onboard antenna |
-
E01C-2G4M27SX
Product model: E01C-2G4M27SX
interface type
: SPI
Chip Solution
: Si24R1
Working frequency Hz
: 2.4G
Transmission power dBm
: twenty-seven
Communication distance (km)
: four
Air speed bps
-
: 250k~2M
Packaging form
: Surface mount
Product size mm
: 18*14.5
Functional features: SPI patch wireless module
PDF :
buy
E01C-2G4M27D
Product model: E01C-2G4M27D
interface type
: SPI
Chip Solution
-
: Si24R1
Working frequency Hz
: 2.4G
Transmission power dBm
: twenty-seven
Communication distance (km)
: five
Air speed bps
: 250k~2M
Packaging form
: Direct insertion
Product size mm
: 18*33.4
-
Functional features: Direct insertion SPI wireless module
PDF :
buy
E01C-2G4M11S
Product model: E01C-2G4M11S
interface type
: SPI
Chip Solution
: Ci24R1
Working frequency Hz
: 2.4G
Transmission power dBm
: eleven
-
Communication distance (km)
: zero point one two
Air speed bps
: 250k~2M
Packaging form
: Surface mount
Product size mm
: 19*12
Functional features: Small size patch type, PCB board mounted antenna
PDF :
buy
E01C-ML01SP2
Product model: E01C-ML01SP2
-
interface type
: SPI
Chip Solution
: Si24R1
Working frequency Hz
: 2.4G
Transmission power dBm
: twenty
Communication distance (km)
: one point eight
Air speed bps
: 250k~2M
Packaging form
-
: Surface mount
Product size mm
: 12.8 * 25
Functional features: Small volume patch type, onboard antenna
PDF :
buy
E01C-ML01SP4
Product model: E01C-ML01SP4
interface type
: SPI
Chip Solution
: Si24R1
Working frequency Hz
-
: 2.4G
Transmission power dBm
: twenty
Communication distance (km)
: two
Air speed bps
: 250k~2M
Packaging form
: Surface mount
Product size mm
: 14.5*18
Functional features: Small volume patch type
PDF :
-
buy
E01C-ML01DP4
Product model: E01C-ML01DP4
interface type
: SPI
Chip Solution
: Si24R1
Working frequency Hz
: 2.4G
Transmission power dBm
: twenty
Communication distance (km)
: one point eight
