RealTek Toshiba Hasee RTL8187B mini pci-e express wlan
Package Includes:
- Realtek RTL8187B WIFI Card
Condition: NEW
Specificaitons: Brand: RealTek (Fcc ID + CE Verified) Model: RTL8187B Device Class: 802.11 B G 54M Type: Mini PCI Express Size: 30mm×50mm 3.3V and 1.5V power supplies required 5V tolerant I/Os 0.15μm CMOS process
Apply Type: Toshiba A205, A215, S7422, L3000 Hasee F213E, Q540x, Q120c
Features: State machine implementation without external memory (RAM, flash) requirement Complies with IEEE 802.11a/b/g standards Supports descriptor-based buffer management Integrated Wireless LAN MAC and Direct Sequence Spread Spectrum/OFDM Baseband Processor in chip Enhanced signal detector, adaptive frequency domain equalizer, and soft-decision Viterbi decoder to alleviate severe multipath effects Processing Gain compliant with FCC On-Chip A/D and D/A converters for I/Q Data, AGC, and Adaptive Power Control Supports both transmit and receive Antenna Diversity Data rates of 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54Mbps Supports 40MHz OSC as the internal clock source. The frequency deviation of the OSC must be within 25 PPM on IEEE 802.11g IEEE 802.11g protection mechanisms for both RTS/CTS and CTS-to-self Burst-mode support for dramatically enhanced throughput DSSS with DBPSK,DQPSK,modulations and demodulations supported with long and short preamble OFDM with BPSK, QPSK, 16QAM and 64QAM modulations and demodulations supported with rate compatible punctured convolutional coding with coding rate of 1/2, 2/3, and 3/4 Efficient IQ-imbalance calibration, DC offset, phase noise, frequency offset and timing offset compensation reduce analog front-end impairments Selectable digital transmit and receiver FIR filters provided to meet transmit spectrum mask requirements and to reject adjacent channel interference Programmable scaling both in transmitter and receiver to trade quantization noise against the increased probability of clipping Fast receiver Automatic Gain Control (AGC) & antenna diversity functions Complies with WMM, 802.11e, and CCX specifications Complies with 802.11h, 802.11i, 802.11j specifications Hardware-based IEEE 802.11i encryption/decryption engine, including 64-bit/128-bit WEP, TKIP, and AES Supports Wi-Fi alliance WPA and WPA2 security Contains two large independent transmit and receive FIFO buffers Advanced power saving mode when the LAN and wakeup function are not used Uses 93C46 (64*16-bit EEPROM) or 93C56 (128*16-bit EEPROM) to store resource configuration and ID parameter data LED pins for various network activity indications Six GPIO pins supported Supports digital loopback capability on both ports Scatter and gather operation Complies with :Supports Full-speed (12Mbps) and High-speed (480Mbps) Embedded standard 8051 CPU with enhanced features: Four cycles per instruction; Variable clock speed cuts power consumption Supports 9 endpoints:64-Byte buffer for control endpoint;Two 512-Byte buffers for bulk IN endpoint;Seven 512-Byte buffers for bulk OUT endpoint |