tda9898 NXP Semiconductors, tda9898 Datasheet - Page 77

• Manufacturer Part Number: tda9898
• Description: Multistandard Hybrid If Processing Semiconductors
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 56.
V
V
gain controlled amplifier adjusted to typical specified output level; measurements taken in test circuit of
Figure 50
TDA9897_TDA9898_3
Product data sheet
Symbol
f
f
PSRR
Low or zero IF output signal; pins OUT1A and OUT1B or pins OUT2A and OUT2B; differential
G
f
V
PSRR
Low IF output signal; pins OUT1A and OUT1B
B
IF( 1dB)l
synth
P
i(IF)
o(dif)(p-p)
ripple(pb)LIF
stpb
3dB(IF)u
IF(max)
3dB
= 5 V
= 10 mV (RMS); f
[1]
and
; T
Characteristics
amb
Figure 51
= 25 C; 8 MHz system; see
Parameter
lower 1 dB IF cut-off
frequency
upper IF cut-off
frequency
power supply ripple
rejection
maximum IF gain
synthesizer frequency see
peak-to-peak
differential output
voltage
power supply ripple
rejection
low IF pass-band
ripple
stop-band attenuation 6 MHz band; f = 11.75 MHz
3 dB bandwidth
IF
with 4 MHz crystal oscillator reference; unless otherwise specified.
= 36 MHz for low IF output of 5 MHz; IF input from 50
…continued
Conditions
W4[7] = 0
W4[7] = 1
residual spurious at nominal
differential output voltage
dependent on power supply
ripple
output peak-to-peak level to
input RMS level ratio
W4[7] = 0
W4[7] = 1
residual spurious at nominal
differential output voltage
dependent on power supply
ripple
6 MHz bandwidth
7 MHz bandwidth
8 MHz bandwidth
BP off
6 MHz bandwidth
7 MHz bandwidth
8 MHz bandwidth
6 MHz band; f = 20 MHz
7 MHz band; f = 13.75 MHz
7 MHz band; f = 20 MHz
8 MHz band; f = 15.75 MHz
8 MHz band; f = 20 MHz
f
f
f
f
ripple
ripple
ripple
ripple
Table 34
Table 35
= 70 Hz
= 20 kHz
= 70 Hz
= 20 kHz
Rev. 03 — 11 January 2008
and
and
Table
Table 36
35; CW test input signal is used for specification;
[2]
[4]
[7]
[2]
[2]
[4]
[4]
[2]
[4]
[4]
[4]
[4]
TDA9897; TDA9898
Min
-
60
60
-
-
-
-
-
-
-
-
-
-
-
11
-
-
-
30
28
30
28
30
28
via broadband transformer 1 : 1;
Multistandard hybrid IF processing
Typ
7
-
-
60
60
89
-
2
1
50
30
-
-
-
15
7.8
8.8
9.8
40
35
40
35
40
35
Max
-
-
-
-
-
-
-
-
-
-
-
2.7
2.7
2.7
-
-
-
-
-
-
-
-
-
-
© NXP B.V. 2008. All rights reserved.
77 of 103
Unit
MHz
MHz
MHz
dB
dB
dB
MHz
V
V
dB
dB
dB
dB
dB
MHz
MHz
MHz
MHz
dB
dB
dB
dB
dB
dB