PCD5003AH Philips Semiconductors, PCD5003AH Datasheet - Page 4

• Manufacturer Part Number: PCD5003AH
• Description: Enhanced Pager Decoder for POCSAG
• Manufacturer: Philips Semiconductors

Philips Semiconductors
5
1999 Jan 08
handbook, full pagewidth
Enhanced Pager Decoder for POCSAG
BLOCK DIAGRAM
XTAL1
XTAL2
DON
ROE
RXE
ZSD
ZSC
ZLE
TS1
TS2
RDI
26
27
28
24
25
23
3
16
20
18
17
SYNTHESIZER
DATA FILTER
RECOVERY
RECEIVER
CONTROL
CONTROL
CONTROL
CONTROL
CLOCK
CLOCK
TEST
AND
DECODING
OSCILLATOR
CONTROL
MASTER
DIVIDER
DATA
EEPROM CONTROL
MAIN DECODER
EEPROM
Fig.1 Block diagram.
SYNCHRONIZATION
POCSAG
REFERENCE
4
TIMER
PCD5003A
n.c.
6, 19
CONTROL
RAM
RAM
V DD
11
V SS
12, 29
GENERATION
CONTROL
CONTROL
REGISTERS
SET-UP
I
INTERRUPT
ALERT
AND LEVEL
RESET
2
CONTROL
DOUBLER
VOLTAGE
AND
SHIFTER
C-BUS
AND
Product specification
MGL568
PCD5003A
10
30
31
32
15
14
13
22
21
7
9
1
2
4
8
5
V PO
V PR
RST
SDA
SCL
DQC
INT
BAT
VIB
LED
ATL
ATH
ALC
REF
CCN
CCP