Preliminary Data Sheet
6/30/09
BCM4325
FEATURES
BLUETOOTH FEATURES
Major Bluetooth features of the BCM4325 include:
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Supports key features of upcoming Bluetooth standards
Class 1 support with PA bias adjust
Support for BT v3.0 + HS features combined with Broadcom’s v3.0 + HS qualified host software, including alternate
MAC/PHY, read encryption key size, enhanced power control, and unicast connectionless data.
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Fully supports Bluetooth Core Specification version 2.1 + EDR features:
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Adaptive Frequency Hopping (AFH)
Quality of Service (QoS)
Extended Synchronous Connections (eSCO)—Voice Connections
Fast Connect
Secure Simple Pairing (SSP)
Sniff Subrating (SSR)
Encryption Pause Resume (EPR)
Extended Inquiry Response (EIR)
Link Supervision Timeout (LST)
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Maximum UART baud rates up to four Mbps
Supports Bluetooth Enhanced Data Rate (EDR)
Supports maximum Bluetooth data rates over HCI UART
Multipoint operation with up to seven active slaves
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Maximum of seven simultaneous active ACL links
Maximum of three simultaneous active SCO and eSCO with scatternet support
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Scatternet operation with up to four active piconets with background scan and support for scatter mode
High-speed HCI UART transport support with low-power out-of-band BT_WAKE and HOST_WAKE signaling (see “Host
Controller Power Management” on page 16)
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Channel quality driven data rate and packet type selection
Standard Bluetooth test modes
Extended radio and production test mode features
Full support for power savings modes
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Bluetooth clock request
Bluetooth standard park, hold, and sniff
Deep sleep modes and software regulator shutdown
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TCXO input and auto-detection of all standard handset clock frequencies. Also supports a low-power oscillator (LDO),
which can be used during power save mode for better timing accuracy
Broadcom Corporation
Document 4325-DS04-R
Features
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