Philips CGD914 Datasheet

DISCRETE SEMICONDUCTORS

DATA SHEET

ook, halfpage

M3D252

CGD914

CATV amplifier module

Preliminary specification 1999 Nov 12

Philips Semiconductors Preliminary specification

CATV amplifier module CGD914

FEATURES

• Excellent linearity

• Extremely low noise

• Excellent return loss properties

• Rugged construction

• Gold metallization ensures excellent reliability.

APPLICATIONS

• CATV systems operating in the 40 to 870 MHz
frequency range.

DESCRIPTION

Hybrid amplifier module in a SOT115J package operating
with a voltage supply of 24 V (DC), employing both GaAs
and Si dies.

QUICK REFERENCE DATA

PINNING - SOT115J

PIN DESCRIPTION

1 input

2, 3 common

5+V

7, 8 common

9 output

handbook, halfpage

Side view

Fig.1 Simplified outline.

B

2

789

351

MSA319

SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT

G

p

power gain f = 45 MHz 19.75 20.25 dB

f = 870 MHz 20.2 21.5 dB

I

tot

total current consumption (DC) VB= 24 V 345 375 mA

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

SYMBOL PARAMETER MIN. MAX. UNIT

V

B

V

i

T

stg

T

mb

supply voltage − 30 V
RF input voltage − 65 dBmV
storage temperature −40 +100 °C
operating mounting base temperature −20 +100 °C

1999 Nov 12 2

Philips Semiconductors Preliminary specification

CATV amplifier module CGD914

CHARACTERISTICS

Bandwidth 45 to 870 MHz; V

SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT

G

p

power gain f = 45MHz 19.75 20 20.25 dB

SL slope straight line f = 45 to 870 MHz 0.2 1 1.5 dB
FL flatness straight line f = 45 to 870 MHz −−±0.45 dB

flatness narrow band in each 6 MHz segment −−±0.1 dB

S

11

S

22

S

21

S

12

input return losses f = 40 to 80 MHz 20 −−dB

output return losses f = 40 to 80 MHz 21 −−dB

phase response f = 50 MHz −45 − +45 deg
reverse isolation RF

CTB composite triple beat 79 chs; f

X

mod

cross modulation 79 chs; fm= 55.25 MHz; note 1 −−−73 dB

=24V; Tmb=35°C; ZS=ZL=75Ω

B

f = 870 MHz 20.2 21 21.5 dB

f = 80 to 160 MHz 19 −−dB
f = 160 to 320 MHz 18 −−dB
f = 320 to 550 MHz 16 −−dB
f = 550 to 650 MHz 15 −−dB
f = 650 to 750 MHz 14 −−dB
f = 750 to 870 MHz 14 −−dB
f = 870 to 914 MHz 10 −−dB

f = 80 to 160 MHz 21 −−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 870 MHz 16 −−dB
f = 870 to 914 MHz 14 −−dB

to RF

out

112 chs; f
132 chs; f
79 chs flat; V
112 chs flat; V
132 chs flat; V

112 chs; f
132 chs; f
79 chs flat; V
112 chs flat; V
132 chs flat; V

in

= 445.25 MHz; note 1 −−−76 dB

m

= 649.25 MHz; note 2 −−−63 dB

m

= 745.25 MHz; note 3 −−−55 dB

m

=44dBmV; fm= 547.25 MHz −−−73 dB

o

=44dBmV; fm=745.25MHz −−−63 dB

o

=44dBmV; fm=745.25MHz −−−59.5 dB

o

= 55.25 MHz; note 2 −−−64 dB

m

= 55.25 MHz; note 3 −−−58 dB

m

=44dBmV; fm= 55.25 MHz −−−71 dB

o

=44dBmV; fm=55.25MHz −−−67 dB

o

=44dBmV; fm= 55.25 MHz −−−64 dB

o

−−21 dB

1999 Nov 12 3