l3037 STMicroelectronics, l3037 Datasheet - Page 12

• Manufacturer Part Number: l3037
• Description: Subscriber Line Interface Circuit
• Manufacturer: STMicroelectronics

L3037
ELECTRICAL CHARACTERISTICS (continued)
TRANSMISSION PERFORMANCE
12/22
4 WIRE RECEIVE PORT
METERING INPUT PORT
LOGIC CONTROL PORT
INPUT D0, D1, GST
INPUT LIM
OUTPUT DET
RINGING INPUT PORT
Longitudinal balance (CCITT Rec.0.121)
Selected L3037 Longitudinal balance (IEEE Std 455-1976)
Symbol
L – T
L – 4
Z
Z
V
V
Thl
L-T
L-4
T-L
4-L
V
C
V
C
V
C
Arl
V
V
I
I
MIN
I
I
RX
RX
ih
ih
il
il
oh
ih
in
ih
in
ol
ld
il
il
Input Impedance
Overload Level
Input Impedance
Input High Voltage
Input Low Voltage
Input High Current
Input Low Current
Input Capacitance
Input High Voltage
Input Low Voltage
Input high Current
Input Low Current
Input Capacitance
Output Low Voltage
Output High Voltage
Load Capacitance
Overload Level
Input Impedance
Offset Voltage Allowed
Return Loss (2-wire)
Transhibrid Loss
Longit to Transversal
Long Sign Rejection
Transvers to Longit
Long Sign Generation
Longitudinal to Transversal
Longitudinal Signal Rejection
Parameter
I
I
I
300Hz to 3.4KHz
300Hz to 3.4KHz
20log
300Hz to 3.4KHz
Z
R
300Hz to 3.4KHz
Z
R
o
o
o
S
S
P
P
= 2mA
= 30 A
= 600
= 900
= 40 , 1% tolerance
= 62 , 1% match
10 A
10
Test Condition
V
V
RX
TX
+ 2.12 F
Min.
100
100
-0.5
3.2
-10
-10
2.4
-10
-30
2.4
3.8
-15
50
22
30
52
58
49
49
58
2
Typ.
63
70
Max.
150
0.8
0.4
0.4
0.5
90
10
10
30
10
10
90
15
Unit
Vpk
mV
K
K
K
pF
pF
pF
dB
dB
dB
dB
dB
dB
dB
dB
V
V
V
V
V
V
V
V
A
A
A
A