1997 Apr 09 3
Philips Semiconductors Product specification
CATV amplifier module BGY88
CHARACTERISTICS
Table 1 Bandwidth 40 to 450 MHz; Tmb =35°C; ZS=Z
L=75Ω
Notes
1. fp= 55.25 MHz; Vp= 46 dBmV;
fq= 343.25 MHz; Vq= 46 dBmV;
measured at fp+f
q= 398.5 MHz.
2. Measured according to DIN45004B;
fp= 440.25 MHz; Vp=V
o= 62 dBmV;
fq= 447.25 MHz; Vq=V
o−6 dB;
fr= 449.25 MHz; Vr=V
o−6 dB;
measured at fp+f
q−f
r= 438.25 MHz.
3. The module normally operates at VB= +24 V, but is able to withstand supply transients up to +30 V.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Gppower gain f = 50 MHz 33.5 −35.5 dB
f = 450 MHz 35 −37 dB
SL slope cable equivalent f = 40 to 450 MHz 0.5 −2.5 dB
FL flatness of frequency response f = 40 to 450 MHz −−±0.3 dB
S11 input return losses f = 40 to 80 MHz 20 −−dB
f = 80 to 160 MHz 19 −−dB
f = 160 to 450 MHz 18 −−dB
S22 output return losses f = 40 to 80 MHz 20 −−dB
f = 80 to 160 MHz 19 −−dB
f = 160 to 450 MHz 18 −−dB
CTB composite triple beat 60 channels flat; Vo= 46 dBmV;
measured at 445.25 MHz −−−58 dB
Xmod cross modulation 60 channels flat; Vo= 46 dBmV;
measured at 55.25 MHz −−−59 dB
d2second order distortion note 1 −−−70 dB
Vooutput voltage dim =−60 dB note 2 62 −−dBmV
F noise figure f = 450 MHz −−6dB
I
tot total current consumption DC value; VB= +24 V; note 3 −320 340 mA