UHF RFID long distance module with IMPINJ R2000 sensor and 4 GPIOs
FEATURES
Maximum inventory speed over 700pcs/s;
Tag buffer size up to 1000PCS@96bits EPC;
8 SMA antenna port with antenna failure detection;
Low power dissipation with single +3.7-5VDC power supply;
Support 4 GPIOs (2 input and 2 outputs);
Support RS232 (3.3V TTL level);
High reliability design;
Support on-the-site firmware upgrading.
Electrical and Mechanical Specification
Under TA=25℃,VCC=+5V unless specified
ITEM | SYMBOL | MIN | TYP | MAX | UNIT |
Power Supply | VCC | 3.7 | 5 | 5.25 | V |
Current Dissipation | IC | 1500 | mA | ||
Frequency | FREQ | 860 | 960 | MHz | |
RF Output Power | PRF | 0 | 33 | dBm | |
RF Power Accuracy | APRF | +/-1 | dBm | ||
RF Power Flatness | FPRF | +/-0.2 | dBm | ||
Receive Sensitivity | SR | -85 | dBm | ||
Size | Size | 78.7 x 91 x 8.2 | Mm |
MECHANICAL DATA(UNIT mm):
Pic.1 Module Size and Fixing Hole Location
INTERFACE
1.Host Interface
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No. | Symbol | Comment |
1 | GND | Ground |
2 | GND | |
3 | VCC | Power Supply |
4 | VCC | |
5 | GPO1 | General output (3.3V TTL level) |
6 | GPO2 | |
7 | GPI1 | General input (3.3V TTL level) |
8 | BUZZER | Buzzer driver output, high level effective. Current sourcing over 50mA |
9 | RXD | Serial data input |
10 | TXD | Serial data output
|
11 | USB-DM | For test only |
12 | USB-DP | |
13 | GPI2 | General input (3.3V TTL level) |
14 | EN | Enable. High level effective with internal 10kOhm resistor pulled up to VCC |
15 | RS485_CTRL | RS485 direction control |