Data Sheet

ADCA3992

Rev. 0 | Page 3 of 9

SPECIFICATIONS

GENERAL PERFORMANCE

noted.

Table 1.

Parameter

Symbol

Min

Typ

Max

Unit

Test Conditions/Comments

POWER GAIN

24.2

dB

f = 45 MHz

26.7

dB

f = 1218 MHz

SL

2.5

dB

f = 45 MHz to 1218 MHz

0.8

dB

f = 45 MHz to 1218 MHz

REVERSE ISOLATION

−30

dB

f = 45 MHz to 1218 MHz

RETURN LOSS

Input

−26

dB

f = 45 MHz to 320 MHz

−25

dB

f = 320 MHz to 640 MHz

−24

dB

f = 640 MHz to 870 MHz

−28

dB

f = 870 MHz to 1000 MHz

−24

dB

f = 1000 MHz to 1218 MHz

Output

−25

dB

f = 45 MHz to 320 MHz

−21

dB

f = 320 MHz to 640 MHz

−20

dB

f = 640 MHz to 870 MHz

−23

dB

f = 870 MHz to 1000 MHz

−24

dB

f = 1000 MHz to 1218 MHz

NOISE FIGURE

NF

3

dB

f = 45 MHz

4.5

dB

f = 1218 MHz

SUPPLY

Maximum Operating Voltage

34

V

Can be biased down to 24 V

DC Current (Total)

535

550

mA

Can be biased between 300 mA and 550 mA

1

The slope is defined as the delta of the gain at the start frequency and the gain at the stop frequency.

2

Flatness of frequency response is defined as the deviation of the slope of a straight line.

DISTORTION DATA, 40 MHz TO 550 MHz

Table 2.

Parameter

Symbol

Min

Typ

Max

Unit

Test Conditions/Comments

DISTORTION

Composite Triple Beat

CTB

−80

dBc

CTB is defined by the National Cable and Telecommunications

Association (NCTA)

Crossmodulation

XMOD

−74

dBc

XMOD is measured at baseband (selective voltmeter method)

referenced to 100% modulation of the carrier being tested.

Composite Second Order

CSO

−80

dBc

CSO parameter (sum and difference products) is defined by the NCTA

Carrier to Intermodulation

Noise

CIN

62

dB

CIN is defined by ANSI/SCTE 17 (test procedure for carrier to noise)

TOTAL COMPOSITE POWER

TCP

76.8

dBmV

See Figure 7 and Figure 8

1

79 analog channels plus 111 digital channels, National Television System Committee (NTSC) frequency raster = 55.25 MHz to 547.25 MHz, −6 dB offset to the

equivalent analog carrier, and 22 dB extrapolated tilt.