Philips CGD914 Datasheet

DISCRETE SEMICONDUCTORS

DATA SH EET

handbook, halfpage

M3D252

CGD914

CATV amplifier module

Product specification
Supersedes data of 2000 Mar 02

2000 Apr 20

Philips Semiconductors Product specification

CATV amplifier module CGD914

FEATURES

• Excellent linearity

• Extremely low noise

• Excellent return loss properties

• Rugged construction

• Gold metallization ensures excellent reliability.

PINNING - SOT115J

Pin

1 input

2 and 3 common

5+V

7 and 8 common

DESCRIPTION

B

9 output

APPLICATIONS

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

handbook, halfpage

2

789

351

DESCRIPTION

Hybrid amplifier module ina SOT115J package operating
with a voltage supply of 24 V (DC), employing both GaAs

Side view

MSA319

and Si dies.

Fig.1 Simplified outline.

QUICK REFERENCE DATA

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 60134).

SYMBOL PARAMETER MIN. MAX. UNIT

V

B

V

i

supply voltage − 30 V
RF input voltage −−

single tone − 70 dBmV
132 channels flat − 45 dBmV

T

stg

T

mb

storage temperature −40 +100 °C
operating mounting base temperature −20 +100 °C

2000 Apr 20 2

Philips Semiconductors Product specification

CATV amplifier module CGD914

CHARACTERISTICS

Bandwidth 45 to 870 MHz; VB= 24 V; Tmb=35°C; ZS=ZL=75Ω.

SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT

G

p

SL slope straight line f = 45 to 870 MHz 0.2 1 1.5 dB
FL flatness straight line f = 45 to 100 MHz −0.25 −+0.25 dB

s

11

s

22

s

21

s

12

CTB composite triple beat 79 chs; f

X

mod

power gain f = 45 MHz 19.75 20 20.25 dB

f = 870 MHz 20.2 21 21.5 dB

f = 100 to 800 MHz −0.6 − +0.4 dB

f = 800 to 870 MHz −0.45 − +0.2 dB
flatness narrow band in each 6 MHz segment −−±0.1 dB
input return losses f = 40 to 80 MHz 20 −−dB

f = 80 to 160 MHz 20 −−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
output return losses f = 40 to 80 MHz 21 −−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
phase response f = 50 MHz −45 − +45 deg
reverse isolation RF

to RF

out

112 chs; f

132 chs; f

in

= 445.25 MHz; note 1 −−−76 dB

m

= 649.25 MHz; note 2 −−−64 dB

m

= 745.25 MHz; note 3 −−−55 dB

m

79 chs flat; V

112 chs flat; V

132 chs flat; V

−−22 dB

= 44 dBmV; fm= 547.25 MHz −−−73 dB

o

= 44 dBmV; fm= 745.25 MHz −−−64 dB

o

= 44 dBmV; fm= 745.25 MHz −−−60 dB

o

cross modulation 79 chs; fm= 55.25 MHz; note 1 −−−70 dB

112 chs; f

132 chs; f

79 chs flat; V

112 chs flat; V

132 chs flat; V

= 55.25 MHz; note 2 −−−62 dB

m

= 55.25 MHz; note 3 −−−57 dB

m

= 44 dBmV; fm= 55.25 MHz −−−69 dB

o

= 44 dBmV; fm= 55.25 MHz −−−65 dB

o

= 44 dBmV; fm= 55.25 MHz −−−63 dB

o

2000 Apr 20 3

Philips Semiconductors Product specification

CATV amplifier module CGD914

SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT

CSO Sum composite second

order distortion (sum)

CSO Diff composite second

order distortion (diff)

NF noise figure f = 50 MHz − 2.5 3 dB

d

2

V

o

I

tot

second order distortion note 4 −−−60 dB

output voltage dim= −60 dB; note 7 69 −−dBmV

total current
consumption (DC)

79 chs; fm= 446.5 MHz; note 1 −−−71 dB

112 chs; f

132 chs; f

79 chs flat; V

112 chs flat; V

132 chs flat; V

79 chs; f

112 chs; f

132 chs; f

79 chs flat; V

112 chs flat; V

132 chs flat; V

= 746.5 MHz; note 2 −−−60 dB

m

= 860.5 MHz; note 3 −−−56 dB

m

= 44 dBmV; fm= 548.5 MHz −−−63 dB

o

= 44 dBmV; fm= 746.5 MHz −−−54 dB

o

= 44 dBmV; fm= 860.5 MHz −−−49 dB

o

= 150 MHz; note 1 −−−59 dB

m

= 150 MHz; note 2 −−−53 dB

m

= 150 MHz; note 3 −−−48 dB

m

= 44 dBmV; fm= 150 MHz −−−60 dB

o

= 44 dBmV; fm= 150 MHz −−−59 dB

o

= 44 dBmV; fm= 150 MHz −−−57 dB

o

f = 550 MHz − 2.5 3 dB

f = 750 MHz − 2.6 3.5 dB

f = 870 MHz − 3 3.5 dB

note 5 −−−54 dB

note 6 −−−50 dB

d

= −60 dB; note 8 66 −−dBmV

im

d

= −60 dB; note 9 63 −−dBmV

im

note 10 345 360 375 mA

Notes

1. Vo= 38 dBmV at 54 MHz; Tilt = 7.3 dB (55 to 547 MHz) extrapolated to 12 dB at 870 MHz.

2. Vo= 38 dBmV at 54 MHz; Tilt = 10.2 dB (55 to 745 MHz) extrapolated to 12 dB at 870 MHz.

3. Vo= 38 dBmV at 54 MHz; Tilt = 12 dB (55 to 865 MHz).

4. fp= 55.25 MHz; Vp= 60 dBmV; fq= 493.25 MHz; Vq= 60 dBmV; measured at fp+fq= 548.5 MHz.

5. fp= 55.25 MHz; Vp= 60 dBmV; fq= 691.25 MHz; Vq= 60 dBmV; measured at fp+fq= 746.5 MHz.

6. fp= 55.25 MHz; Vp= 60 dBmV; fq= 805.25 MHz; Vq= 60 dBmV; measured at fp+fq= 860.5 MHz.

7. Measured according to DIN45004B: fp= 540.25 MHz; Vp=Vo; fq= 547.25 MHz; Vq=Vo−6 dB; fr= 549.25 MHz;
Vr=Vo−6 dB; measured at fp+fq−fr= 538.25 MHz.

8. Measured according to DIN45004B: fp= 740.25 MHz; Vp=Vo; fq= 747.25 MHz; Vq=Vo−6 dB; fr= 749.25 MHz;
Vr=Vo−6 dB; measured at fp+fq−fr= 738.25 MHz.

9. 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.

10. The module normally operates at VB= 24 V, but is able to withstand supply transients up to 30 V.

2000 Apr 20 4

Philips Semiconductors Product specification

CATV amplifier module CGD914

−60

handbook, halfpage

CTB
(dB)

−70

−80

−90

−100

ZS=ZL=75Ω; VB= 24 V; 79 chs; tilt = 7.3 dB (50 to 550 MHz).

(1) Vo.
(2) Typ. +3 σ.

200 1000

0

400 600 800

(3) Typ.
(4) Typ. −3 σ.

MCD976

(1)

(2)
(3)
(4)

f (MHz)

Fig.2 Composite triple beat as a function of

frequency under tilted conditions.

52

V

o

(dBmV)

48

44

40

36

−60

handbook, halfpage

X

mod

(dB)

−70

−80

−90

−100

ZS=ZL=75Ω; VB= 24 V; 79 chs; tilt = 7.3 dB (50 to 550 MHz).

(1) Vo.
(2) Typ. +3 σ.

200 1000

0

400 600 800

(3) Typ.
(4) Typ. −3 σ.

MCD977

(1)

(2)

(3)

(4)

f (MHz)

Fig.3 Crossmodulationasafunctionoffrequency

under tilted conditions.

52

V

o

(dBmV)

48

44

40

36

−50

handbook, halfpage

CSO

(dB)

−60

−70

−80

−90

ZS=ZL=75Ω; VB= 24 V; 79 chs; tilt = 7.3 dB (50 to 550 MHz).

(1) Vo.
(2) Typ. +3 σ.

200 1000

0

400 600 800

(3) Typ.
(4) Typ. −3 σ.

MCD978

(1)

(2)

(3)

(4)

f (MHz)

Fig.4 Composite second order distortion (sum)

as a function of frequency under tilted
conditions.

52

V

o

(dBmV)

48

44

40

36

−50

handbook, halfpage

CSO

(dB)

−60

−70

−80

−90

−100

ZS=ZL=75Ω; VB= 24 V; 79 chs; tilt = 7.3 dB (50 to 550 MHz).

(1) Vo.
(2) Typ. +3 σ.

(2)

(3)

(4)

0 1000

200 400

(3) Typ.
(4) Typ. −3 σ.

600 800

MCD979

(1)

f (MHz)

Fig.5 Composite second order distortion (diff) as

a function of frequency under tilted
conditions.

54

V

o

(dBmV)

50

46

42

38

34

2000 Apr 20 5