si3200-x-gs Silicon Laboratories, si3200-x-gs Datasheet - Page 10

• Manufacturer Part Number: si3200-x-gs
• Description: Dual Programmable Cmos Slic With Line Monitoring
• Manufacturer: Silicon Laboratories

Si3232
10
Table 5. Linefeed Characteristics
(V
Parameter
DC Loop Current Accuracy
DC Open Circuit Voltage
Accuracy
DC Differential Output
Resistance
DC On-Hook Voltage
Accuracy—Ground Start
DC Output Resistance—
Ground Start
DC Output Resistance—
Ground Start
Loop Closure Detect
Threshold Accuracy
Ground Key Detect
Threshold Accuracy
Ring Trip Threshold
Accuracy
Ringing Amplitude*
Sinusoidal Ringing Total
Harmonic Distortion
Ringing Frequency Accuracy
Ringing Cadence Accuracy
Calibration Time
Loop Voltage Sense
Accuracy
Loop Current Sense
Accuracy
Power Alarm Threshold
Accuracy
*Note: Ringing amplitude is set for 93 V peak using the RINGAMP RAM address and measured at TIP-RING using no series
DD
, V
DD1
protection resistance.
–V
DD4
=
3.13 to 3.47 V, T
Symbol
V
R
R
A
V
R
R
OHTO
ROTO
TOTO
=
RING
THD
DO
0 to 70 °C for K-Grade, –40 to 85 °C for B-Grade)
Accuracy of boundaries for each
Accuracy of boundaries for each
ac Detection, V
I
Power Threshold = 300 mW
Open circuit, V
RING
I
20 V dc offset, I
Accuracy of ON/OFF times
Preliminary Rev. 0.96
5 REN load, R
RING
Active Mode; V
V
f = 16 Hz to 100 Hz
<I
↑CAL to ↓CAL bit
<I
TIP
Test Condition
V
I
LIM
V
TIP to ground
I
I
LOOP
LIM
output Code;
I
V
dc detection,
output code;
THR
THR
I
I
BATH
LIM
RING
TH
LOOP
– V
TIP
; V
; RING to ground
= 80 mA
= 18 mA
= 13 mA
= 13 mA
RING
– V
RING
= 18 mA
= –51 V
= 100 V
< I
RING
BATH
LOOP
RING
TH
OC
LIM
= 48 V
wrt ground
= 13 mA
= 70 V
= 48 V,
= 100 V
= 0 Ω,
PK
,
Min
300
93
82
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
±1.5
Typ
320
320
±10
±10
±4
±2
±7
—
—
—
—
—
—
—
—
—
—
2
Max
±10
±15
±15
±50
600
±10
±25
±4
±4
±5
±2
±1
±4
—
—
—
—
—
—
Unit
V
V
mA
mA
kΩ
ms
ms
%
%
%
%
%
%
%
%
Ω
Ω
V
V
PK
PK