ucb1100 NXP Semiconductors, ucb1100 Datasheet - Page 15

• Manufacturer Part Number: ucb1100
• Description: Advanced Modem/audio Analog Front-end
• Manufacturer: NXP Semiconductors

Philips Semiconductors
6.2.2 Telecom Output Specifications
NOTE: Coding scheme for the DAC input data is 2’s complement.
1998 May 08
SYMBOL
SYMBOL
SINAD
ROES
SBR
Advanced modem/audio analog front-end
V
RIP
SBR
Z
SBR
V
RIP
V
OFFTO
E
TELTO
F
TOUT
OOT
ITO
ST
VTO
0dB
HTO
Figure 13. Telecom Output Frequency Response,
VTO
TO
TO
TO
TO
F
PLT
sample frequency
full scale output voltage
DC bias voltage
Toutp / Toutn pins
resolution
signal to noise + distortion
pass band ripple
pass band ripple,
voice band filter activated
stop band rejection,
voice filter activated
stop band rejection
integrated out of band energy
minimal load impedance
offset error
(deviation of the analogue output from
zero with 0 code input to telecom out-
put path)
No Voice Filter
FREQUENCY (Hz)
PARAMETER
PARAMETER
RIP
TO
F
PHT
SN00138
F
SHT
differential Toutp/Toutn
telecom output path
Frequencies > F
CONDITIONS
CONDITIONS
F
Fsig < F
1200 load
SHT
enabled
15
< Fsig
VLT
ST
MIN
600
70
F
F
F
PLT
PHT
SHT
= 0.00016 * F
= 0.42 * F
= 0.6 * F
LIMITS
TYP
4.0
1.4
14
75
25
ST
ST
ST
Preliminary specification
MAX
4.4
0.6
0.6
10
50
UCB1100
mVrms
UNIT
UNIT
kHz
V
mV
dB
dB
dB
dB
bit
V
pp