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STLC30R81 Datasheet(PDF) 13 Page - STMicroelectronics

Part # STLC30R81
Description  INTEGRATED RINGING SLIC FOR SHORT LOOP APPLICATIONS
PDF  17 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STLC30R81 Datasheet(HTML) 13 Page - STMicroelectronics

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STLC30R81
THL
Trans-hybrid loss
1020Hz; 20Log |VRX/VTX |30
dB
OVI
2W overload level
Active Mode at line terminals on
Ref. impedance
3.2
dBm
G24
Transmit gain abs
0dBm 1020Hz
-11.95
-12.11
-12.25
dB
G42
Receive gains abs.
0dBm 1020Hz
5.75
5.90
6.05
dB
G24fq
Tx gain variation vs frequency
Rel. 1020Hz, 0dBm 300 to
3400Hz
-0.1
0.1
dB
G42fq
Rx gain variation vs frequency
-0.1
0.1
dB
V2wp
Idle channel noise at line
terminals
Psophometric, Active on-Hook
-82
-78
dBmp
V4wp
Idle channel noise at TX port
Psophometric, Active On Hook
-90
-84
dBmp
Thd
Total harm. Dist. 2w-4w, 4w-2w
0dBm, 1KHz, I1 = 20 to 45mA
-50
dB
DC CHARACTERISTICS
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Vloih
Line voltage
Il = 0, H.I. feeding
48
50.1
52
V
Vlo
Line voltage
Il = 0, Stby
40
42
44
V
Vlo
Line voltage
Active On-Hook TX
28
29.5
31
V
Ilims
Short circuit current
Rloop = 0, STby
15
18
mA
Ilimb
Short circuit current
Rloop = 0, H.I.feeding
18
22
mA
Ilima
Lim. current accuracy
Rel to progr. Val. 20 to 45mA
Active NP, RP
-10
10
%
VIREF
Band GAP reference
0.56
0.60
0.64
V
Rfeed H.I. Feeding resistance
H.I. feeding
1100
1600
2100
Ω
ITIP
Tip leakage current
Ground Start
100
µA
IGS
Ring lead current
Ground Start Ring to GND
25
35
45
mA
TXoff
TX output offset
Active Mode
-200
200
mV
DETECTORS
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Idet
Off-Hook current threshold Stby,
Active
Rel. to progr. Val. 6 to 11mA
Active, NP, RP
-10
+10
%
Rel. to progr. val. 3 to 6mA
-10
+20
%
Idet H.I.
Off-Hook current thershold
H.I. feeding
5
8
mA
Hys
Off/On Hook Hyst.
Stby Active
10%
20%
Idet
30%
m
Α
Td
Dialling distortion
Active
-1
+1
ms
ILL
Ground Key current
TIP and RING to GND or Ring to
GND
-9.4
mA
Igst
Ground Start detection threshold
ILL=IB-IA
Igst = 2 x Idet
-5
+5
%
IRTA
Rintrip detection threshold
Accuracy
-15
+15
%
AC CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit



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