1.
2.
3.
4.
Data Rates
Data Rates
Data Rates
Data Rates
802.11a: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
802.11b: 1, 2, 5.5, 11 Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
802.11n: 66 possible data rates, ranging from 6 Mbps to 300 Mbps,
depending on the combination of Bandwidth, Modulation Coding Scheme,
and Guard Interval used, as defined in IEEE 802.11n specification
Modulation
Modulation
Modulation
Modulation
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM
Security
Security
Security
Security
1
Authentication: WPA and WPA2, 802.1x (EAP_TLS, TTLS, PEAP, LEAP, EAP-
FAST)
Authentication Protocols: PAP, CHAP, TLS, GTC, MS-CHAP, MS-CHAPv2
Encryption: 64 and 128-bit WEP, AES-CCMP, CKIP, TKIP
Support for Cisco Security Features (proven compatibility with Cisco Aironet
infrastructure products through the Cisco Compatible Extensions Program
Version 4) with Microsoft Windows Vista and XP only.
Sub-channels
Sub-channels
Sub-channels
Sub-channels
Multinational support with frequency bands and channels compliant to local
regulations.
Media Access Protocol
Media Access Protocol
Media Access Protocol
Media Access Protocol
CSMA/CA (Collision Avoidance) with ACK
Network Architecture
Network Architecture
Network Architecture
Network Architecture
Models
Models
Models
Models
Ad-hoc (Peer to Peer)
Infrastructure (Access Point Required)
Roaming
Roaming
Roaming
Roaming
IEEE 802.11 compliant roaming between 2.4GHz band Access Points
Output Power
Output Power
Output Power
Output Power (for CCK
and OFDM)
2
17 dBm max
Power Consumption
Power Consumption
Power Consumption
Power Consumption
Transmit: 2.3 Watts (max, with two spatial streams)
Receive: 1 Watt (max with two spatial streams)
Idle mode
3
: 35 mW (average)
Radio off: 20 mW (max)
Power Management
Power Management
Power Management
Power Management
ACPI compliant power management
802.11 compliant power saving mode
Receiver Sensitivity
Receiver Sensitivity
Receiver Sensitivity
Receiver Sensitivity
4
54 Mbps: -76 dBm, 6 Mbps: -92 dBm
Antenna Connections
Antenna Connections
Antenna Connections
Antenna Connections
2 U.FL type connectors, 50 ohm nominal impedance
Form Factor
Form Factor
Form Factor
Form Factor
PCI-Express Half-MiniCard
Weight
Weight
Weight
Weight
0.0075 lb (3.4 g)
Dimensions
Dimensions
Dimensions
Dimensions
0.12 x 1.06 x 1.18 in (3.1 x 26.8 x 30.0 mm)
Operating Voltage
Operating Voltage
Operating Voltage
Operating Voltage
3.3V +/- 9%
Temperature
Temperature
Temperature
Temperature
Operating
Non-operating
32° to 176° F (0° to 80° C)
-40° to 176° F (-40° to 80° C)
Humidity
Humidity
Humidity
Humidity
Operating
Non-operating
10% to 90% (non-condensing)
5% to 90% (non-condensing)
Altitude
Altitude
Altitude
Altitude
Operating
Non-operating
0 to 10,000 ft (3,048 m)
0 to 50,000 ft (15,240 m)
LED Activity
LED Activity
LED Activity
LED Activity
LED Off - Radio OFF; Solid LED On - Radio ON
Check latest software/driver release for updates on supported security features.
QuickSpecs
HP EliteBook 8540p Notebook PC
HP EliteBook 8540p Notebook PC
HP EliteBook 8540p Notebook PC
HP EliteBook 8540p Notebook PC
Technical Specifications
DA - 13521 North America — Version 13 — October 8, 2010
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