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參數(shù)資料
型號(hào): PCD5091H
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 無(wú)繩電話(huà)/電話(huà)
英文描述: DECT baseband controller
中文描述: TELECOM, CORDLESS, BASEBAND CIRCUIT, PQFP100
封裝: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-317-2, QFP-100
文件頁(yè)數(shù): 3/16頁(yè)
文件大?。?/td> 128K
代理商: PCD5091H
1997 Jul 21
3
Philips Semiconductors
Objective specification
DECT baseband controller
PCD5091
1
FEATURES
80C51 ports P0, P1, P2 and P3 available for interfacing
to display, keyboard, I
2
C-bus, interrupt sources and/or
external memory. Integrated 64 kbyte ROM, 3 kbytes of
data memory and 1 kbyte SDR-RAM. External program
memory is addressable up to 128 kbytes
+2.7 to +5 V port (P0 to P3) interface
TDMA frame (de)multiplexing. Transmission or
reception can be programmed for any slot
Ciphering, scrambling, CRC checking/generation and
protected B-fields
Speech and data buffering space for six handsets
Local call and B-field loop-back
Two interrupt lines for BML and DSP to interrupt 80C51
On-chip, three-channel time-multiplexed 8-bit
Analog-to-Digital Converter (ADC) for RSSI
measurement, one for battery voltage measurement
and one channel available for other purposes
On-chip 8-bit Digital-to-Analog Converter (DAC) for
electronic potentiometer function
Phase error measurement and phase error correction by
hardware
DACs and ADCs for dynamic earpiece and dynamic or
electret microphone
On-chip reference voltage
On-chip supply for electret microphone
Very low ohmic buzzer output
Serial interface to external ADPCM CODEC (PCD5032)
or 8 kHz u-law samples
Speech switch for Digital Telephone Answering
Machine (DTAM) connected to SPI interface
IOM-2 interface (Siemens registered trademark)
Serial interface to synthesizer for frequency
programming
Programmable polarity and timing of radio-control
signals
GMSK pulse shaper
Easy interfacing with radio circuits, operating at other
supply voltage (RF supply pin with level shifter for RF
signals)
On-chip comparator for use as data-slicer
Low power oscillator with integrated frequency
adjustment
QFP100 and LQFP100 packages
Power-on-reset
Programmable power-down modes
Low supply voltage (2.7 to 3.6 V)
CMOS technology.
1.1
DSP software features
ADPCM encoding and decoding complying with G.721
Volume control
Speech filters
Programmable gain in speech paths
Side tone and soft mute
Two tone (DTMF) generators
Automatic gain control
Hands-free operation
For each DSP software version a separate manual is
available in which detailed information is provided on how
parameters must be set. For further information please
contact Philips Semiconductors.
2
GENERAL DESCRIPTION
The PCD5091 is designed for GAP-compliant handsets
with speaker-phone option. It has an embedded 80C51
microcontroller with twice the performance of the classic
architecture, 64 kbytes of PROM program memory and
3 kbytes of data memory on-chip. In addition there is
1 kbyte of on-chip data memory that is shared with on-chip
Burst Mode Logic (BML) and DSP, the System Data RAM
(SDR).
3
ORDERING INFORMATION
TYPE
NUMBER
PACKAGE
NAME
DESCRIPTION
VERSION
PCD5091H
QFP100
plastic quad flat package; 100 leads (lead length 1.95 mm);
body 14
×
20
×
2.8 mm
plastic low profile quad flat package; 100 leads; body 14
×
14
×
1.4 mm
SOT317-2
PCD5091HZ
LQFP100
SOT407-1
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