BGA3031 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 3 — 20 November 2014 10 of 23
NXP Semiconductors
BGA3031
DOCSIS 3.0 plus upstream amplifier
Table 13. ACLR characteristics
Typical values at V
CC
= 5 V; current setting = 3; T
amb
= 25
C; Z
i
= 200
: Z
o
= 75
; channel bandwidth = 1280 kHz;
integration bandwidth = 1280 kHz; f = 5 MHz to 85 MHz, unless otherwise specified.
Symbol Parameter Conditions DOCSIS 3.0 spec. Min Typ Max Unit
DOCSIS 3.0; 64-QAM
ACLR adjacent channel leakage ratio P
i
= 29 dBmV; P
L
= 57 dBmV
1 input channel 50 - 68 - dBc
2 input channels 47 - 62 - dBc
4 input channels 44 - 58 - dBc
8 input channels - - 56 - dBc
DOCSIS 3.0; QPSK
ACLR adjacent channel leakage ratio P
i
= 33 dBmV; P
L
= 61 dBmV
1 input channel 50 - 66 - dBc
2 input channels 47 - 58 - dBc
4 input channels 44 - 54 - dBc
8 input channels - - 52 - dBc
DOCSIS 3.0 + 3 dB; 64-QAM
ACLR adjacent channel leakage ratio P
i
= 29 dBmV; P
L
= 60 dBmV
1 input channel 50 - 68 - dBc
2 input channels 47 - 62 - dBc
4 input channels 44 - 58 - dBc
8 input channels - - 56 - dBc
DOCSIS 3.0 + 3 dB; QPSK
ACLR adjacent channel leakage ratio P
i
= 33 dBmV; P
L
= 64 dBmV
1 input channel 50 - 66 - dBc
2 input channels 47 - 58 - dBc
4 input channels 44 - 54 - dBc
8 input channels - - 48 - dBc
DOCSIS 3.0 + 4 dB; 64-QAM
ACLR adjacent channel leakage ratio P
i
= 29 dBmV; P
L
= 61 dBmV
1 input channel 50 - 68 - dBc
2 input channels 47 - 62 - dBc
4 input channels 44 - 58 - dBc
8 input channels - - 56 - dBc
DOCSIS 3.0 + 4 dB; QPSK
ACLR adjacent channel leakage ratio P
i
= 33 dBmV; P
L
= 65 dBmV
1 input channel 50 - 66 - dBc
2 input channels 47 - 58 - dBc
4 input channels 44 - 50 - dBc
8 input channels - - 42 - dBc
