UAA2080H PHILIPS [NXP Semiconductors], UAA2080H Datasheet - Page 5
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UAA2080H
Manufacturer Part Number
UAA2080H
Description
Advanced pager receiver
Manufacturer
PHILIPS [NXP Semiconductors]
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decoder
IF testpoints
TPI
REFERENCE
V P
1
Fig.2 Block, test and application diagram drawn for SO28 and naked die; f
BAND GAP
BLI
RE
DO
TPQ
2
28
8.2 pF
DEMODULATOR
V ref
1 nF
C18
C1
V i(RF)
27
560 nH
3
5 to 20 pF
43 nH
C3
L9
26
LIMITER
L1
I
R5
1.8 k
13 to
50 pF
TS
25
C16
4
LIMITER
RF pre-amplifier
C2
8.2 pF
330
OSCILLATOR
Q
INDICATOR
CRYSTAL
BATTERY
24
15 pF
LOW
C17
XTAL
5
R1
V P
GND1
GYRATOR
GYRATOR
23
FILTER
FILTER
6
V P
GND3
22
22 nH
7
L3
L8
27
nH
22 nH
C4
21
UAA2080U
UAA2080T
L2
ACTIVE
FILTER
ACTIVE
FILTER
TDC
1 nF
C15
27
pF
8
20
FREQUENCY
MULTIPLIER
R7
100
C5
5 to 20 pF
9
19
R 4
2.2 k
low noise
low noise
1 nF
amplifier
amplifier
C6
Q
C14
1 nF
I
8.2 pF
8.2 pF
10 pF
C13
10 F
33 nH
18
C7
C8
i(RF)
L7
5 to 20 pF
MIXER I
C10 C11
C12
10
= 172.941 MHz.
33 nH
R3
1.5 k
L6
11
10 pF
17
C9
8.2 pF
MIXER Q
12
C 19
1 nF
L4
150
nH
16
47 k
V
R2
13
P
L5
150
nH
MLC701
GND2
15
14