TDA8261TW Philips Semiconductors, TDA8261TW Datasheet - Page 3

• Manufacturer Part Number: TDA8261TW
• Description: Satellite Zero-IF QPSK/8PSK downconverter with PLL synthesizer
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Performance summary
TDA8261TW performance:
QUICK REFERENCE DATA
ORDERING INFORMATION
2004 Dec 02
V
I
V
f
V
T
TDA8261TW
TYPE NUMBER
CC
osc
n
G
amb
Noise figure at maximum gain = +18 dB
High linearity; IP2 = +19 dBm and IP3 = +14 dBm
Low phase noise on baseband outputs: 78 dBc/Hz
(f
0 to 50 dB variable gain with AGC control
AGC linearity <1 dB/bit with an 8-bit DAC
Maximum I-to-Q amplitude mismatch = 1 dB
Maximum I-to-Q phase mismatch = 3
Signal rates from 1 to 45 Msymbol/s (depending on the
external filter).
CC
o(p-p)
XTOUT(p-p)
Satellite Zero-IF QPSK/8PSK
downconverter with PLL synthesizer
offset
v
SYMBOL
= 1 and 10 kHz; f
supply voltage
supply current
output voltage
(peak-to-peak value)
quadrature error
oscillator frequency
phase noise on baseband
outputs
dynamic range of voltage gain from pins RFA or RFB to
crystal oscillator output
voltage on pin XTOUT
(peak-to-peak value)
ambient temperature
HTSSOP32
NAME
COMP
PARAMETER
= 1 MHz)
32 leads; body width 6.1 mm; lead pitch 0.65 mm; exposed die pad
plastic, thermal enhanced thin shrink small outline package;
f
f
appropriate loop filter and
charge pump
pins IBBOUT or QBBOUT
T2 = 1; T1 = 0; T0 = 0;
driving a load of
C
offset
COMP
L
= 10 pF; R
= 1 and 10 kHz;
CONDITIONS
= 1 MHz with
3
DESCRIPTION
System performance, for example, in a tuner application
with the TDA8261TW placed after a low-cost discrete
LNA:
Specification limitation
Please note that this data sheet applies to versions C2 and
above only, it does not apply to version C1. For further
information, please contact your Philips Semiconductors
representative.
PACKAGE
Noise figure at maximum gain = 8 dB
High linearity; IP2 = 15 dBm and IP3 = 5 dBm
0 to 50 dB variable gain with AGC control.
L
= 1 M
4.75
950
48
500
20
MIN.
5.0
130
750
50
650
TYP.
TDA8261TW
Product specification
5.25
3
2175
+85
78
MAX.
SOT549-3
VERSION
V
mA
mV
deg
MHz
dBc/Hz
dB
mV
C
UNIT