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February 1994 3
Philips Semiconductors Product specification
CATV amplifier module BGD602
CHARACTERISTICS
Bandwidth 40 to 600 MHz; V
B
= 24 V; T
mb
= 35 °C; Z
S
= Z
L
= 75 Ω.
Notes
1. f
p
= 55.25 MHz; V
p
= 44 dBmV;
f
q
= 541.25 MHz; V
q
= 44 dBmV;
measured at f
p
+ f
q
= 596.5 MHz.
2. Measured according to DIN45004B:
f
p
= 590.25 MHz; V
p
= V
o
;
f
q
= 597.25 MHz; V
q
= V
o
−6 dB;
f
r
= 599.25 MHz; V
r
= V
o
−6 dB;
measured at f
p
+ f
q
− f
r
= 588.25 MHz.
3. The module normally operates at V
B
= 24 V, but is able to withstand supply transients up to 30 V.
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
G
p
power gain f = 50 MHz 18 19 dB
f = 600 MHz 19 − dB
SL slope cable equivalent f = 40 to 600 MHz 0.2 2.2 dB
FL flatness of frequency response f = 40 to 600 MHz −±0.3 dB
S
11
input return losses f = 40 to 80 MHz 20 − dB
f = 80 to 160 MHz 19 − dB
f = 160 to 600 MHz 18 − dB
S
22
output return losses f = 40 to 80 MHz 20 − dB
f = 80 to 160 MHz 19 − dB
f = 160 to 600 MHz 18 − dB
S
21
phase response f = 50 MHz −45 +45 deg
CTB composite triple beat 85 channels flat;
V
o
= 44 dBmV;
measured at 595.25 MHz
−−62 dB
X
mod
cross modulation 85 channels flat;
V
o
= 44 dBmV;
measured at 55.25 MHz
−−66 dB
CSO composite second order distortion 85 channels flat;
V
o
= 44 dBmV;
measured at 596.5 MHz
−−60 dB
d
2
second order distortion note 1 −−70 dB
V
o
output voltage d
im
= −60 dB; note 2 63 − dBmV
F noise figure f = 600 MHz − 8dB
I
tot
total current consumption (DC) note 3 − 435 mA