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Número de pieza | UAA2068G | |
Descripción | Transmit chain and synthesizer with integrated VCO for DECT | |
Fabricantes | NXP Semiconductors | |
Logotipo | ||
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No Preview Available ! INTEGRATED CIRCUITS
DATA SHEET
UAA2068G
Transmit chain and synthesizer with
integrated VCO for DECT
Product specification
Supersedes data of 1998 Jan 07
File under Integrated Circuits, IC17
1998 Nov 19
1 page Philips Semiconductors
Transmit chain and synthesizer with
integrated VCO for DECT
PINNING
SYMBOL
DATA
VCC(SYD)
SYDGND
XTAL
VCC(SYA)
SYAGND
CPGND
CP
VCC(CP)
RSET
VCC(DBL)
LOA
LOB
DBLGND
T_EN
VCC(BUF)
VCC(VCO)
VMOD
VCOGND
VCOA
VCOB
VCGND
VTUNE
VREG
VCO_ON
R_OFF
AMPGND
TXB
TXA
VCC(AMP)
CLK
S_EN
PIN DESCRIPTION
1 3-wire programming bus data input
2 synthesizer CMOS divider positive supply voltage
3 synthesizer CMOS divider ground
4 reference frequency input
5 synthesizer prescaler positive supply voltage
6 synthesizer prescaler ground
7 charge-pump ground
8 charge-pump output signal
9 charge-pump positive supply voltage
10 charge-pump current setting input
11 doubler positive supply voltage
12 local oscillator output A
13 local oscillator output B
14 doubler ground
15 transmit enable signal input
16 VCO isolation buffer positive supply voltage
17 VCO positive supply voltage
18 transmit modulation input
19 VCO ground; note 1
20 VCO inductor connection A
21 VCO inductor connection B
22 internal varicap ground; note 1
23 VCO tuning input
24 VCO regulator output
25 VCO power on control input; note 2
26 power on control for RX LO buffer/TX preamplifier; note 3
27 transmit amplifier ground
28 transmit amplifier output B
29 transmit amplifier output A
30 transmit amplifier positive supply voltage
31 3-wire programming bus clock input
32 synthesizer enable signal input
Notes
1. Pins 19 and 22 are internally short-circuited.
2. Use with S_PWR on ABC baseband chip.
3. Use with R_PWR on ABC baseband chip.
Product specification
UAA2068G
1998 Nov 19
5
5 Page Philips Semiconductors
Transmit chain and synthesizer with
integrated VCO for DECT
Product specification
UAA2068G
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX.
Charge-pump current setting resistor input; pin RSET
RSET
VSET
external resistor connected
between pin RSET and ground
regulated voltage at pin RSET
5.6 −
12
− 1.2 −
VCO
fVCO
oscillator frequency
over full temperature
range; note 2
940 −
960
GVCO
GMOD
tuning input VCO gain
modulation input VCO gain
− 45 −
−1−
Switch part
FTLOTXoff
isolation between LO and TX
outputs when TX preamplifier is
off (RX mode)
f = 1890 MHz; note 2
−
−50 −
FTLOTXon
isolation due to the switch when f = 1890 MHz; note 2
TX preamplifier is on (TX mode)
−
−40 −
TX preamplifier and LO buffer parts
Po(TX)
TX preamplifier output power
over full temperature
range; note 2
0
fo(TX)
output frequency on TX
preamplifier or LO buffer
1 880
Ro(TX)
TX preamplifier output resistance balanced
(real part of the parallel output
impedance)
−
Co(TX)
TX preamplifier output
capacitance (imaginary part of
the parallel output impedance)
balanced
−
FTVCOTX
VCO frequency feedthrough at
the TX output
referenced to the fo(TX)
level; note 2
−
CNR25
CNR4 686
carrier-to-noise ratio at TX output carrier offset ∆f = 25 kHz −
carrier-to-noise ratio at TX output carrier offset
∆f = 4686 kHz
−
∆fo(offset)
total frequency shift due to
200 mV VCC change
disabling the synthesizer
note 2
−
measured 20 µs after
disabling the synthesizer
∆fo(drift)
Po(LO)
Ro(LO)
frequency drift during a slot
LO preamplifier output power
LO preamplifier output
resistance (real part of the
parallel output impedance)
note 2
note 2
balanced
−
−
−
Co(LO)
LO preamplifier output
capacitance (imaginary part of
the parallel output impedance)
balanced
−
3
−
150
0.5
−41
−75
−135
−
1
−14
120
0
7
1 920
−
−
−36
−
−132
±15
± 10
−
−
−
UNIT
kΩ
V
MHz
MHz/V
MHz/V
dB
dB
dBm
MHz
Ω
pF
dBc
dBc/Hz
dBc/Hz
kHz
kHz
dBm
Ω
pF
1998 Nov 19
11
11 Page |
Páginas | Total 20 Páginas | |
PDF Descargar | [ Datasheet UAA2068G.PDF ] |
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