SI3012 ETC, SI3012 Datasheet - Page 4

• Manufacturer Part Number: SI3012
• Description: 3.3 V FCC/JATE DIRECT ACCESS ARRANGEMENT
• Manufacturer: ETC

Table 1. Recommended Operating Conditions
Table 2. Loop Characteristics
(V
S i3 03 5
Electrical Specifications
4
Parameter
Ambient Temperature
Si3021 Supply Voltage, Analog
Si3021 Supply Voltage, Digital
Notes:
Parameter
DC Termination Voltage
DC Termination Voltage
DC Ring Current (
DC Ring Current
AC Termination Impedance
Operating Loop Current
Loop Current Sense Bits
Ring Voltage Detect
Ring Frequency
On-Hook Leakage Current
Ringer Equivalence Num. (
Ringer Equivalence Num.
A
= Charge Pump, V
1. The Si3035 specifications are guaranteed when the typical application circuit (including component
2. All minimum and maximum specifications are guaranteed and apply across the recommended operating conditions.
3. The digital supply, V
tolerances) and any Si3021 and any Si3012 are used. See Figure 16 on page 15 for typical application
circuit.
Typical values apply at nominal supply voltages and an operating temperature of 25 °C unless otherwise stated.
operating from 3.3 V. The 3.3 V operation applies to both the serial port and the digital signals
RGDT, OFHK, RESET, M0, and M1.
1
(w/o caller ID)
with caller ID)
D
= +3.3 V ± 0.3 V, T
D
, can operate from either 3.3 V or 5.0 V. The Si3021 supports interface to 3.3 V logic when
(w/o caller ID)
with caller ID)
Figure 1. Test Circuit for Loop Characteristics
3
Si3012 V
RING
A
TIP
= 0 to 70°C for K-Grade, Refer to Figure 1)
Symbol
Symbol
+
Z
–
I
I
REN
REN
LCS
V
V
V
TR
RDC
RDC
V
I
F
I
T
V
ACT
LP
LK
RD
TR
TR
A
A
D
R
600
10 F
Rev. 1.2
Test Condition
Test Condition
V
I
L
I
BAT
LCS = Fh
L
K-Grade
= 105 mA
= 20 mA
= –48 V
I
L
Min
4.75
Min
180
3.0
12
—
20
13
15
—
—
—
—
—
—
0
2
3.3/5.0
Typ
Typ
600
155
5.0
1.0
0.2
25
18
—
—
—
—
—
—
—
Max
5.25
5.25
Max
1.67
120
7.7
70
20
26
68
—
—
—
—
1
1
2
V
Unit
Unit
mA
mA
mA
µA
Hz
µA
°C
RMS
—
—
V
V
V
V