User manual NXP Semiconductors CGD942C

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NXP Semiconductors  
CGD942C  
70 MHz, 23 dB gain power doubler amplifier  
8
5. Characteristics  
Table 5.  
Characteristics  
Bandwidth to 870 MHz; VB = 24 V (DC); Tmb = 35 °C; unless otherwise specified.  
Symbol Parameter  
Conditions  
Min Typ  
Max Unit  
Gp  
power gain  
f = 870 MHz  
22  
1
23  
24  
2
dB  
dB  
dB  
[
[
[
[
[
[
[
1]  
2]  
3]  
4]  
3]  
4]  
3]  
SLsl  
FL  
slope straight line  
f = 40 MHz to 870 MHz  
f = 40 MHz to 870 MHz  
79 + 53 flat NTSC channels  
-
flatness of frequency response  
composite triple beat  
-
0.5  
-
CTB  
-
68  
66 dB  
dB  
67 dB  
dB  
58 dB  
9
8 flat PAL channels  
79 + 53 flat NTSC channels  
8 flat PAL channels  
-
66  
-
CSO  
composite second-order distortion  
-
70  
9
-
66  
-
Xmod  
RLin  
cross modulation  
input return loss  
79 + 53 flat NTSC channels  
f = 40 MHz to 80 MHz  
f = 80 MHz to 160 MHz  
f = 160 MHz to 320 MHz  
f = 320 MHz to 640 MHz  
f = 640 MHz to 870 MHz  
f = 40 MHz to 80 MHz  
f = 80 MHz to 160 MHz  
f = 160 MHz to 320 MHz  
f = 320 MHz to 640 MHz  
f = 640 MHz to 870 MHz  
f = 50 MHz  
-
66  
20  
19  
18  
18  
18  
20  
19  
18  
18  
18  
-
-
-
dB  
dB  
dB  
dB  
dB  
dB  
dB  
dB  
dB  
dB  
dB  
dB  
mA  
-
-
-
-
-
-
-
-
RLout  
output return loss  
-
-
-
-
-
-
-
-
-
-
NF  
Itot  
noise figure  
total current  
3.5  
3.5  
450  
5.0  
5.0  
-
f = 870 MHz  
-
[
5]  
VB = 24 V  
-
[
[
[
1] Gp at 870 MHz minus Gp at 40 MHz.  
2] Flatness straight line (peak to valley).  
3] 79 NTSC channels: 55.25 MHz to 547.25 MHz, 48 dBmV output level; + 53 NTSC channels 553.25 MHz to 997.25 MHz, 38 dBmV  
output level.  
[
[
4] Vo = 48 dBmV.  
5] Direct Current (DC).  
CGD942C_1  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 01 — 7 June 2007  
3 of 7  

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