uaa2062 NXP Semiconductors, uaa2062 Datasheet - Page 3

• Manufacturer Part Number: uaa2062
• Description: Analog Cordless Telephone Ic
• Manufacturer: NXP Semiconductors

Philips Semiconductors
BLOCK DIAGRAM
2000 Aug 10
handbook, full pagewidth
Analog cordless telephone IC
(1) Values are depending on country application (see definition in Chapter “Channel frequencies”).
data TX
V CC
V CC
V CC
220 k
crystal
V CC
(1)
V CC(AUTX)
V REFTX
CDBDO
TXGND
MODO
CCAP 11
ECAP
TXPD
MODI
CLKO
LO2O
MICO 13
TXLF
CMPI 12
DATO
DATA 19
MICI 14
LO2I
TXO
PAO
LO3I 9
CLK 20
VB
EN 18
10
15
16
17
1
2
3
4
5
6
7
8
21
22
23
24
VBMOD
VB
CD/BD
PA
DETECTOR
TX PHASE
V REFTX
microphone
MICROCONTROLLER
amplifier
OSCILLATOR
CRYSTAL
DIVIDER
INTERFACE
CD
LBD
SERIAL
TX VCO
PROGRAMMABLE
V CC
VB
RSSI
VB
VB
14-BIT TX
DIVIDER
LO2
V ref(PLL)
REG 3 V
TX gain
Fig.1 Block diagram.
VB
CCAP
V ref
REFERENCE
(2048 or 892)
REG 3 V
V REFTX
DIVIDER
LO2
VB
3
V CC(AU)
compressor
TX mute
limiter
hard
VBMOD
ALC
expander
PROGRAMMABLE
ECAP
UAA2062
14-BIT RX
VCO
DIVIDER
DETECTOR
RX PHASE
RX mute
FILTER
LOOP
VB
DATO
RSSI
BPFI
LO2
LO1
LO1
LIM
amplifier
earpiece
amplifier
data
RX gain
2nd mixer
1st mixer
VCO
LNA
RX
RSSI
amplifier
FCA120
48
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
29
28
27
26
25
47
30
PLLGND
RXI
DATI
V CC(AU)
EARO
EARI
AUGND
V ref(PLL)
RXPD
LO1O
LO1I
RXLF
RFI
V CC(LNA)
BPFI
MX1O
RFGND
MX2O
MX2I
RSSI
LIMI
V CC(RF)
PLLO
DETO
Product specification
UAA2062
1st IF filter
2nd IF filter
RF
V CC
(1)
(1)