PCF87852 datasheet(2/12 Pages) PHILIPS

2 / 12 page

Philips Semiconductors

PCF87852

Bluetooth baseband controller

Preliminary data

Rev. 01 — 23 April 2004

2 of 12

9397 750 12161

s Bluetooth controller including scrambling, CRC generation and checking, FEC

encoding and decoding and ciphering according the

“Speciﬁcation of the

Bluetooth System, Version 1.1”

s Bluetooth connections supporting:

x Maximum 3 active connections (ACL)

x One voice connection (SCO).

s CVSD transcoder

s RF interface

s RSSI measurement

s On-chip 1.8 V voltage regulator

s 8-bit D/A and A/D conversion for various purposes; e.g. PA control

s Power-on reset

s System clock crystal oscillator

s Low-power crystal oscillator for a low-frequency clock input

s System clock request signal for control of external clock source

s Microprocessor interfaces including UART, I2C-bus, combined PCM/IOM and

general purpose I/O-pins

s Patch mechanism for code updates and corrections.

2.2 Firmware

s Interface drivers

s Bluetooth controller driver

s Link Controller (LC)

s Link Manager (LM)

s Host Controller Interface (HCI)

s L2CAP, RFCOMM and SDP

s Small proﬁles and application software (i.e Bluetooth headset).

2.3 General

s Core and interface supply: 1.8 V; RF interface supply: 2.7 V to 3.4 V

s Operating temperature range:

−40 °C to +85 °C

s Package: LFBGA73 (7

× 7mm2 and 0.5 mm pitch).

Applications

s Cell phones and smart phones

s Computing applications (PC, notebook and PDA)

s Cellular accessories (Bluetooth headsets).

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