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DISCRETE SEMICONDUCTORS
DATA SH EET
ook, halfpage
M3D252
BGY888
CATV amplifier module
Product specification
Supersedes data of 1997 Apr 10
1999 Mar 30
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Philips Semiconductors Product specification
CATV amplifier module BGY888
FEATURES
• Excellent linearity
• Extremely low noise
• High gain
• Excellent return loss properties.
PINNING SOT115J
PIN DESCRIPTION
1 input
2, 3 common
5+V
B
7, 8 common
APPLICATIONS
9 output
• Single module line extender in CATV systems operating
over a frequency range of 40 to 860 MHz.
handbook, halfpage
DESCRIPTION
2
789
351
Hybrid high dynamic range amplifier module operating
with a voltage supply of 24 V in a SOT115J package. The
high gain module consists of two cascaded stages both in
cascode configuration.
Side view
Fig.1 Simplified outline.
MSA319
QUICK REFERENCE DATA
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
G
p
power gain f = 50 MHz 33.5 34.5 dB
f = 860 MHz 34 − dB
I
tot
total current consumption (DC) VB=24V − 340 mA
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL PARAMETER MIN. MAX. UNIT
V
i
T
mb
T
stg
RF input voltage − 55 dBmV
operating mounting base temperature −20 +100 °C
storage temperature −40 +100 °C
1999 Mar 30 2
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Philips Semiconductors Product specification
CATV amplifier module BGY888
CHARACTERISTICS
Table 1 Bandwidth 40 to 860 MHz; V
= 24 V; T
B
=30°C; ZS=ZL=75Ω
case
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
G
p
power gain f = 50 MHz 33.5 34 34.5 dB
f = 860 MHz 34 35 − dB
SL slope cable equivalent f = 40 to 860 MHz 0.5 1.1 2.5 dB
FL flatness of frequency response f = 40 to 860 MHz −±0.2 ±0.5 dB
S
11
input return losses f = 40 to 80 MHz 20 25 − dB
f = 80 to 160 MHz 18.5 28 − dB
f = 160 to 320 MHz 17 28 − dB
f = 320 to 640 MHz 15.5 21 − dB
f = 640 to 860 MHz 14 18.5 − dB
S
22
output return losses f = 40 to 80 MHz 20 25.5 − dB
f = 80 to 160 MHz 18.5 28.5 − dB
f = 160 to 320 MHz 17 26.5 − dB
f = 320 to 640 MHz 15.5 20.5 − dB
f = 640 to 860 MHz 14 21 − dB
S
21
CTB composite triple beat 49 channels flat; V
phase response f = 50 MHz 135 − 225 deg
= 44 dBmV;
o
−−63.5 −60 dB
measured at 859.25 MHz
X
mod
cross modulation 49 channels flat; Vo= 44 dBmV;
−−63 −59 dB
measured at 55.25 MHz
CSO composite second order
distortion
d
2
V
o
second order distortion note 1 −−74 −65 dB
output voltage dim= −60 dB; note 2 58 60 − dBmV
49 channels flat; V
= 44 dBmV;
o
measured at 860.5 MHz
−−64 −55 dB
F noise figure f = 50 MHz − 4 4.5 dB
f = 550 MHz −−5dB
f = 600 MHz −−5dB
f = 650 MHz −−5.5 dB
f = 750 MHz −−6dB
f = 860 MHz − 5.5 7 dB
I
tot
total current consumption (DC) note 3 − 325 340 mA
Notes
1. f
= 55.25 MHz; Vp= 44 dBmV;
p
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
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Philips Semiconductors Product specification
CATV amplifier module BGY888
Table 2 Bandwidth 40 to 860 MHz; VB= 24 V; T
=30°C; ZS=ZL= 75 Ω
case
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
G
p
power gain f = 50 MHz 33.5 34 34.5 dB
f = 860 MHz 34 35 − dB
SL slope cable equivalent f = 40 to 860 MHz 0.5 1.1 2.5 dB
FL flatness of frequency response f = 40 to 860 MHz −±0.2 ±0.5 dB
S
11
input return losses f = 40 to 80 MHz 20 25 − dB
f = 80 to 160 MHz 18.5 28 − dB
f = 160 to 320 MHz 17 28 − dB
f = 320 to 640 MHz 15.5 21 − dB
f = 640 to 860 MHz 14 18.5 − dB
S
22
output return losses f = 40 to 80 MHz 20 25.5 − dB
f = 80 to 160 MHz 18.5 28.5 − dB
f = 160 to 320 MHz 17 26.5 − dB
f = 320 to 640 MHz 15.5 20.5 − dB
f = 640 to 860 MHz 14 21 − dB
S
21
CTB composite triple beat 129 channels flat; V
phase response f = 50 MHz 135 − 225 deg
= 44 dBmV;
o
−−47.5 −46 dB
measured at 859.25 MHz
X
mod
cross modulation 129 channels flat; Vo= 44 dBmV;
−−53.5 −50 dB
measured at 55.25 MHz
CSO composite second order
distortion
d
2
V
o
second order distortion note 1 −−74 −65 dB
output voltage dim= −60 dB; note 2 58 60 − dBmV
129 channels flat; V
= 44 dBmV;
o
measured at 860.5 MHz
−−56 −48 dB
F noise figure see Table 1 −−−dB
I
tot
total current consumption (DC) note 3 − 325 340 mA
Notes
1. f
= 55.25 MHz; Vp= 44 dBmV;
p
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 4