Philips Semiconductors
CATV amplifier module
Objective specification
BGD906L
CHARACTERISTICS
Bandwidth 40 to 900 MHz; VB = 24 V; Tmb = 35 °C; ZS = ZL = 75 Ω
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Gp
SL
FL
S11
S22
S21
CTB
Xmod
power gain
f = 50 MHz
21.2 21.5 21.8 dB
f = 900 MHz
22
22.5 23
dB
slope cable equivalent f = 40 to 900 MHz
0.5 1.0 1.5 dB
flatness of frequency
response
f = 40 to 900 MHz
−
−
±0.3 dB
input return losses
f = 40 to 80 MHz
21
−
−
dB
f = 80 to 160 MHz
20
−
−
dB
f = 160 to 320 MHz
17
−
−
dB
f = 320 to 650 MHz
16
−
−
dB
f = 650 to 900 MHz
15
−
−
dB
output return losses f = 40 to 80 MHz
25
−
−
dB
f = 80 to 160 MHz
22
−
−
dB
f = 160 to 320 MHz
20
−
−
dB
f = 320 to 550 MHz
19
−
−
dB
f = 550 to 650 MHz
18
−
−
dB
f = 650 to 750 MHz
17
−
−
dB
f = 750 to 900 MHz
16
−
−
dB
phase response
f = 50 MHz
−45 −
+45 deg
composite triple beat 49 chs flat; Vo = 47 dBmV; fm = 859.25 MHz −
−
−63 dB
77 chs flat; Vo = 44 dBmV; fm = 547.25 MHz −
−
−64 dB
110 chs flat; Vo = 44 dBmV; fm = 745.25 MHz −
−
−58 dB
129 chs flat; Vo = 44 dBmV; fm = 859.25 MHz −
−
−54 dB
110 chs; fm = 400 MHz;
Vo = 49 dBmV at 550 MHz; note 1
−
−
tbd dB
129 chs; fm = 650 MHz;
Vo = 49.5 dBmV at 860 MHz; note 2
−
−
tbd dB
cross modulation
49 chs flat; Vo = 47 dBmV; fm = 55.25 MHz −
−
−59 dB
77 chs flat; Vo = 44 dBmV; fm = 55.25 MHz −
−
−62 dB
110 chs flat; Vo = 44 dBmV; fm = 55.25 MHz −
−
−59 dB
129 chs flat; Vo = 44 dBmV; fm = 55.25 MHz −
−
−57 dB
110 chs; fm = 400 MHz;
Vo = 49 dBmV at 550 MHz; note 1
−
−
tbd dB
129 chs; fm = 860 MHz;
Vo = 49.5 dBmV at 860 MHz; note 2
−
−
tbd dB
1999 Mar 22
3