Philips Semiconductors
CATV amplifier module
Product specification
BGY887
CHARACTERISTICS
Table 1 Bandwidth 40 to 860 MHz; VB = 24 V; Tcase = 30 °C; ZS = ZL = 75 Ω
SYMBOL
PARAMETER
CONDITIONS
MIN.
Gp
power gain
f = 50 MHz
21
f = 860 MHz
21.5
SL
slope cable equivalent
f = 40 to 860 MHz
0.2
FL
flatness of frequency response f = 40 to 860 MHz
−
S11
input return losses
f = 40 to 80 MHz
20
f = 80 to 160 MHz
18.5
f = 160 to 320 MHz
17
f = 320 to 640 MHz
15.5
f = 640 to 860 MHz
14
S22
output return losses
f = 40 to 80 MHz
20
f = 80 to 160 MHz
18.5
f = 160 to 320 MHz
17
f = 320 to 640 MHz
15.5
f = 640 to 860 MHz
14
S21
CTB
phase response
composite triple beat
f = 50 MHz
−45
49 channels flat; Vo = 44 dBmV; −
measured at 859.25 MHz
Xmod
cross modulation
49 channels flat; Vo = 44 dBmV; −
measured at 55.25 MHz
CSO
composite second order distortion 49 channels flat; Vo = 44 dBmV; −
measured at 860.5 MHz
d2
second order distortion
note 1
−
Vo
output voltage
dim = −60 dB; note 2
59
F
noise figure
f = 50 MHz
−
f = 550 MHz
−
f = 600 MHz
−
f = 650 MHz
−
f = 750 MHz
−
f = 860 MHz
−
Itot
total current consumption (DC) note 3
−
TYP.
21.5
22.5
1
±0.2
29.5
27.5
23
22
20
27
25
20.5
19
19
−
−64.5
−64.5
−67.5
−77
60.5
4
−
−
−
−
5
220
MAX. UNIT
22
dB
−
dB
2
dB
±0.3 dB
−
dB
−
dB
−
dB
−
dB
−
dB
−
dB
−
dB
−
dB
−
dB
−
dB
+45 deg
−62 dB
−61 dB
−61 dB
−70 dB
−
dBmV
4.5
dB
5
dB
5
dB
5
dB
5.5
dB
6.5
dB
235 mA
Notes
1. fp = 55.25 MHz; Vp = 44 dBmV;
fq = 805.25 MHz; Vq = 44 dBmV;
measured at fp + fq = 860.5 MHz.
2. Measured according to DIN45004B:
fp = 851.25 MHz; Vp = Vo;
fq = 858.25 MHz; Vq = Vo −6 dB;
fr = 860.25 MHz; Vr = Vo −6 dB;
measured at fp + fq − fr = 849.25 MHz.
3. The module normally operates at VB = 24 V, but is able to withstand supply transients up to 30 V.
1999 Mar 30
3