3222/3223-DB1 Silicon Laboratories Inc, 3222/3223-DB1 Datasheet - Page 10

• Manufacturer Part Number: 3222/3223-DB1
• Description: EVAL BOARD FOR IA3222/3223
• Manufacturer: Silicon Laboratories Inc
• Series: EZ DAA™r

Specifications of 3222/3223-DB1

• Main Purpose: Telecom, Data Acquisition Arrangement (DAA)
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: IA3222, IA3223
• Primary Attributes: -
• Secondary Attributes: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

IA3222/23
Table 7. Transmitter Performance
10
Parameter
Idle channel noise referred to Tip
and Ring
Total harmonic distortion
Gain from TX
Part-to-part gain variation at 1 kHz,
600  mode, normal headroom
Transmitter power headroom,
sine wave*
TX
Input common-mode rejection,
defined as:
(V(TX
Power-supply-induced noise
referred to Tip and Ring
(SGAIN = 0)
Longitudinal balance
*Note: The bootstrap circuit shown in the application circuit (R18, C16, and Q6) is optional. Its function is to increase the
IN
pin input resistance
IN
transmit headroom voltage at the low and lowest headroom settings. Those settings should be used only when the dc
voltage needs to be minimized for low-voltage countries, such as Japan, Malaysia, etc.
) + V(AC
IN
pin to Tip and Ring
REF
)) / 2
Product of transmitter gain times receiver gain
1 kHz, 100 mV
f > 3400 Hz, dc-coupled, other headrooms
1 kHz, 600 , referenced to AC
1 kHz, 100 mV
f > 3400 Hz, dc-coupled, high headroom
LP[5:4] = 10, 600  load with bootstrap,
LP[5:4] = 11, 600  load with bootstrap,
LP[5:4] = 11, 600  load with bootstrap,
LP[5:4] = 10, 600  load, 400–3400 Hz
LP[5:4] = 11, 600  load, 400–3400 Hz
LP[5:4] = 01, Australia or TBR21 load
1 kHz, 600 , referenced to AC
300–3400 Hz, 600 , internal clock
1 kHz, 3 dB below clipping level,
LP[5:4] = 01, New Zealand load
f = 1000 Hz or f = 3000 Hz
300–3400 Hz, dc-coupled
normal or high headroom
LP[5:4] = 00, 600  load
LP[5:4] = 00, 900  load
LP[5:4] = 01, 600  load
LP[5:4] = 01, 900  load
f > 3400 Hz, dc-coupled
Transmitter gain
high headroom
Rev. 5.0
PP
400–3400 Hz
400–3400 Hz
DTMF tones
Conditions
PP
headrooms
at V
at V
DD
DD
, other headrooms
, high headroom
REF
REF
, other
,
Min.
–56
–59
6.5
5.5
–5
–1
–9
–3
–1
35
40
90
—
—
—
—
—
—
—
—
—
3
2
2
1
Typ.
–82
–78
–86
–89
0.5
0.5
50
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
9
6
Max.
65
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
±dB
±dB
dB
dB
dB
k
dB
dB
dB