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參數(shù)資料
| 型號： | STLC3055QTR |
| 廠商： | 意法半導體 |
| 英文描述： | WLL & ISDN-TA SUBSCRIBER LINE INTERFACE CIRCUIT |
| 中文描述： | 環(huán)路 |
| 文件頁數(shù)： | 13/22頁 |
| 文件大?。?/td> | 153K |
| 代理商： | STLC3055QTR |
ELECTRICALCHARACTERISTICS
Testconditions:V
pos
= 6.0V,AGND = BGND, Normal Polarity,T
amb
= 25
°
C.
Externalcomponentsas listedin the ”TypicalValues” columnof EXTERNAL COMPONENTS Table.
Note: Testing of all parameter is performed at 25
°
C. Characterisation as well as design rules used allow
correlation of tested performancesat other temperatures.All parameterslisted here are met in the oper-
ating range:-40 to +85
°
C.
DC CHARACTERISTICS
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
V
lohi
Line voltage
Il = 0, HI-Z
(High impedance feeding)
T
amb
= 0 to 85
°
C
44
50
V
V
lohi
Line voltage
Il = 0, HI-Z
(High impedance feeding)
T
amb
= -40 to 85
°
C
42
48
V
V
loa
Line voltage
Il = 0, ACTIVE
T
amb
= 0 to 85
°
C
33
40
V
V
loa
Line voltage
Il = 0, ACTIVE
T
amb
= -40 to 85
°
C
31
37
V
Ilim
Lim. currentprogramming range
ACTIVE mode
20
40
mA
Ilima
Lim. currentaccuracy
ACTIVE mode.
Rel. to programmed value
20mA to 40mA
-10
10
mA
Rfeed HI
Feeding resistance
HI-Z (High Impedance feeding)
2.4
3.6
k
k
Zrx
RX port input impedance
280
AC CHARACTERISTICS
L/T
Long. totransv.
(see Appendix for test circuit)
Rp = 41
, 1% tol.,
ACTIVE N. P., R
L
= 600
(*)
f = 300 to 3400Hz
48
50
dB
T/L
Transv. to long.
(see Appendix for test circuit)
Rp = 41
, 1% tol.,
ACTIVE N. P., R
L
= 600
(*)
f = 300 to 3400Hz
40
45
dB
T/L
Transv. to long.
(see Appendix for test circuit)
Rp = 41
, 1% tol.,
ACTIVE N. P., R
L
= 600
(*)
f = 1kHz
48
53
dB
2WRL
2W return loss
300 to 3400Hz,
ACTIVE N. P., R
L
= 600
(*)
300 to 3400Hz,
20Log|VRX/VTX|,
ACTIVE N. P., R
L
= 600
(*)
at line terminals on ref.imped.
ACTIVE N. P., R
L
= 600
(*)
ACTIVE N. P., R
L
= 600
(*)
0dBm @ 1020Hz,
ACTIVE N. P., R
L
= 600
(*)
22
26
dB
THL
Trans-hybrid loss
30
dB
Ovl
2W overload level
10
dBm
TXoff
TX output offset
-150
150
mV
G24
Transmit gain abs.
-6.4
-5.6
dB
G42
Receive gain abs.
0dBm @ 1020Hz,
ACTIVE N. P., R
L
= 600
(*)
rel. 1020Hz; 0dBm,
300 to 3400Hz,
ACTIVE N. P., R
L
= 600
(*)
-0.4
0.4
dB
G24f
TX gain variation vs. freq.
-0.12
0.12
dB
STLC3055
13/22
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