參數(shù)資料
型號: PCD5002AH
廠商: NXP SEMICONDUCTORS
元件分類: 尋呼電路
英文描述: Enhanced Pager Decoder for APOC1/POCSAG
中文描述: TELECOM, PAGING DECODER, PQFP32
封裝: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, SOT-358-1, LQFP-32
文件頁數(shù): 37/48頁
文件大?。?/td> 252K
代理商: PCD5002AH
1999 Jan 08
37
Philips Semiconductors
Product specification
Enhanced Pager Decoder for
APOC1/POCSAG
PCD5002A
Notes
1.
Inputs: SDA and SCL pulled up to V
DD
; all other inputs connected to V
SS
.
Outputs: RXE and ROE logic 0; REF: f
ref
=
1
60
Hz; all other outputs open-circuit.
Oscillator: no crystal; external clock f
osc
= 76800 Hz; amplitude: V
SS
to V
DD
.
Voltage convertor disabled (SPF byte 01, bit D7 = 0; see Table 24).
Maximum output current is subject to absolute maximum ratings per output (see Chapter 10).
When ATL (open-drain output) is not activated it is high impedance.
2.
3.
12 DC CHARACTERISTICS (WITH VOLTAGE CONVERTER)
V
DD
= 2.7 V; V
SS
= 0 V; V
PR
= V
PO
; T
amb
=
25 to +70
°
C; C
s
= 100 nF; voltage converter enabled.
13 OSCILLATOR CHARACTERISTICS
Quartz crystal type: MX-1V or equivalent. Quartz crystal parameters: f = 76800 Hz; R
S(max)
= 35 k
; C
L
= 8 pF;
C
0
= 1.4 pF; C
1
= 1.5 fF. Maximum overall tolerance:
±
200
×
10
6
(includes: cutting, temperature, aging) for POCSAG,
±
55
×
10
6
for APOC1 (‘transmitter off’ mode).
I
OH
HIGH-level output current pins
VIB, LED and DQC
ATH
INT and REF
ZSD, ZSC and ZLE
ATL
ROE and RXE
T
amb
= 25
°
C
V
OH
= 0.7 V
V
OH
= 0.7 V
V
OH
= 2.4 V
V
OH
= 2.4 V
ATL high-impedance; note 3
V
OH
= 2.4 V
0.6
3.0
80
60
2.4
11.0
0.5
mA
mA
μ
A
μ
A
μ
A
μ
A
600
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
DD
V
PO(0)
V
PO
I
PO
supply voltage
output voltage; no load
output voltage
output current
1.5
3.0
400
650
5.4
3.5
650
900
3.0
V
V
V
μ
A
μ
A
V
DD
= 2.7 V; I
PO
= 0
V
DD
= 2 V; I
PO
=
250
μ
A
V
DD
= 2 V; V
PO
= 2.7 V
V
DD
= 3 V; V
PO
= 4.5 V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
UNIT
C
XO
g
m
output capacitance XTAL2
oscillator transconductance
6
10
12
pF
μ
S
V
DD
= 1.5 V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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