Philips Semiconductors
CATV amplifier module
Product specification
BGY888
Table 4 Bandwidth 40 to 600 MHz; VB = 24 V; Tcase = 30 °C; ZS = ZL = 75 Ω
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Gp
SL
FL
S11
S22
S21
CTB
Xmod
CSO
d2
Vo
F
Itot
power gain
slope cable equivalent
flatness of frequency response
input return losses
output return losses
phase response
composite triple beat
cross modulation
composite second order
distortion
second order distortion
output voltage
noise figure (DC)
total current consumption
f = 50 MHz
f = 600 MHz
f = 40 to 600 MHz
f = 40 to 600 MHz
f = 40 to 80 MHz
f = 80 to 160 MHz
f = 160 to 320 MHz
f = 320 to 600 MHz
f = 40 to 80 MHz
f = 80 to 160 MHz
f = 160 to 320 MHz
f = 320 to 600 MHz
f = 50MHz
85 channels flat; Vo = 44 dBmV;
measured at 595.25 MHz
85 channels flat; Vo = 44 dBmV;
measured at 55.25 MHz
85 channels flat; Vo = 44 dBmV;
measured at 596.5 MHz
note 1
dim = −60 dB; note 2
see Table 1
note 3
33.5 34
34.5 dB
34
−
−
dB
0
−
2
dB
−
−
±0.35 dB
20
25
−
dB
18.5 28
−
dB
17
28
−
dB
16
21
−
dB
20
25.5 −
dB
18.5 28.5 −
dB
17
26.5 −
dB
16
20.5 −
dB
135 −
225 deg
−
−56.5 −55 dB
−
−58 −54 dB
−
−69.5 −56 dB
−
−
−68 dB
61
−
−
dBmV
−
−
−
dB
−
325 340 mA
Notes
1. fp = 55.25 MHz; Vp = 44 dBmV;
fq = 541.25 MHz; Vq = 44 dBmV;
measured at fp + fq = 596.5 MHz.
2. Measured according to DIN45004B:
fp = 590.25 MHz; Vp = Vo;
fq = 597.25 MHz; Vq = Vo −6 dB;
fr = 599.25 MHz; Vr = Vo −6 dB;
measured at fp + fq − fr = 588.25 MHz.
3. The module normally operates at VB = 24 V, but is able to withstand supply transients up to 30 V.
1999 Mar 30
6