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   Realtek Wireless Mini PCI-e 802.11b/g Card RTL8187B Item Number : 102265   
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Realtek Wireless Mini PCI-e 802.11b/g Card RTL8187B
12.00 USD

Quantity Unlimited
Condition New
Status Open
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Seller Information
hfw80dot (53)
in China
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Description

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脳50mm
3.3V and 1.5V power supplies required
5V tolerant I/Os
0.15渭m 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

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