
1999 Jan 08
2
Philips Semiconductors
Product specification
Enhanced Pager Decoder for
APOC1/POCSAG
PCD5002A
CONTENTS
1
2
3
4
5
6
7
8
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
8.10
8.11
8.12
8.13
8.14
8.15
8.16
8.17
8.18
8.19
8.20
8.21
8.22
8.23
8.24
8.25
8.26
8.27
8.28
8.29
8.30
8.31
8.32
8.33
8.34
8.35
8.36
8.37
8.38
8.39
8.40
FEATURES
APPLICATIONS
GENERAL DESCRIPTION
ORDERING INFORMATION
LICENSE
BLOCK DIAGRAM
PINNING
FUNCTIONAL DESCRIPTION
Introduction
The POCSAG paging code
The APOC1 paging code
Error correction
Operating states
ON status
OFF status
Reset
Bit rates
Oscillator
Input data processing
Battery saving
POCSAG synchronization strategy
APOC1 synchronization strategy
Call termination
Enhanced call termination
Call data output format
Error type indication
Data transfer
Continuous data decoding
Receiver and oscillator control
Demodulator quick charge
External receiver control and monitoring
Battery condition input
Synthesizer control
Serial microcontroller interface
Decoder I
2
C-bus access
External interrupt
Interrupt masking
Status/control register
Pending interrupts
Out-of-range indication
Real-time clock
Periodic interrupt
Received call delay
Alert generation
Alert cadence register (03H; write)
Acoustic alert
Vibrator alert
LED alert
8.41
8.42
8.43
8.44
8.45
8.46
8.47
8.48
8.49
8.50
8.51
8.52
8.53
8.54
8.55
8.56
8.57
8.58
8.59
8.60
8.61
8.62
8.63
8.64
9
9.1
9.2
9.3
9.4
10
11
12
Warbled alert
Direct alert control
Alert priority
Cancelling alerts
Automatic POCSAG alerts
SRAM access
RAM write address pointer (06H; read)
RAM read address pointer (08H; read/write)
RAM data output register (09H; read)
EEPROM access
EEPROM address pointer (07H; read/write)
EEPROM data I/O register (0AH; read/write)
EEPROM access limitations
EEPROM read operation
EEPROM write operation
Invalid write address
Incomplete programming sequence
Unused EEPROM locations
Special programmed function allocation
Synthesizer programming data
Identifier storage allocation
Voltage doubler
Level-shifted interface
Signal test mode
OPERATING INSTRUCTIONS
Reset conditions
Power-on reset circuit
Reset timing
Initial programming
LIMITING VALUES
DC CHARACTERISTICS
DC CHARACTERISTICS (WITH VOLTAGE
CONVERTER)
OSCILLATOR CHARACTERISTICS
AC CHARACTERISTICS
APPLICATION INFORMATION
PACKAGE OUTLINE
SOLDERING
Introduction to soldering surface mount
packages
Reflow soldering
Wave soldering
Manual soldering
Suitability of surface mount IC packages for
wave and reflow soldering methods
DEFINITIONS
LIFE SUPPORT APPLICATIONS
PURCHASE OF PHILIPS I
2
C COMPONENTS
13
14
15
16
17
17.1
17.2
17.3
17.4
17.5
18
19
20