le5712 Zarlink Semiconductor, le5712 Datasheet - Page 11

• Manufacturer Part Number: le5712
• Description: Dual Subscriber Line Interface Circuit
• Manufacturer: Zarlink Semiconductor

Insertion Loss (See
Gain, 4-to-2-wire
Gain K
Gain, 4-to-4-wire
Gain, 4-to-2-wire
Gain over frequency
Gain tracking
Gain tracking, On hook
Metering Gain, 4-to-2-wire
Logic Interface
Inputs (C1
V
V
I
I
Outputs (DET
V
V
Outputs (FLT
V
V
Ring-Trip Detector Input (Applies to DAC, DB
Bias Current
Offset voltage
Common Mode Voltage Range
Fault Detector (See
I
Off-Hook and Ground Start Detectors (See
I
Threshold
Hysteresis
I
(On-to-Off hook detection threshold)
Hysteresis (Ground Start)
IH
IL
FAULT
OHD
GSD
IH
IL
OL
OH
OL
OH
, Input Low current
, Input High current
, Input Low voltage
, Input High voltage
, Output Low voltage
, Output Low voltage
, Output High voltage
, Output High voltage
, Ground Start Detect threshold
On-to-Off hook Detection
= |I
TX
, 2-to-4-wire
AD
1
Specification
, C1
+ I
1
1
and FLT
BD
2
and DET
, C2
|
1
Figure 1, on page
Figure 2
, C2
2
2
)
2
)
, C3
and
1
and C3
Figure 3, on page
15.)
0 dBm, 1 kHz
0 dBm, 1 kHz
0 dBm, 1 kHz
On hook
300 to 3400 Hz, relative to 1 kHz
+3 to –55 dBm, relative to 0 dBm
0 dBm to –37 dBm
+3 dBm to 0 dBm
V
V
V
I
I
I
I
Source resistance = 2 MΩ
Active and Standby states
The difference between On-to-Off
hook detection threshold and Off-to-
On hook Detection threshold
Tip Open state
The difference between On-to-Off
hook detection threshold and Off-to-
On hook detection threshold
OUT
OUT
OUT
OUT
2
M
IH
IL
)
=0.8V
=2.0V
= 0.5 vrms, 16 kHz, R
= 0.3 mA
= –0.1 mA
= 0.06 mA
= –0.01 mA
Figure 1, on page
Zarlink Semiconductor Inc.
1
and DB
Condition
15.)
2
11
.)
15.)
L
= 300 Ω
V
–0.20
–9.74
–9.74
–0.35
–0.15
–0.15
–0.15
–0.35
–400
–110
BAT
Min.
15.1
11.8
–50
–50
2.0
2.4
2.4
9.8
1.3
2.6
8
+ 1
–9.54
–9.54
15.6
11.5
11.5
13.5
Typ
–10
2.0
4.0
0
0
+0.20
+0.35
+0.15
+0.15
+0.15
+0.35
–9.34
–9.34
Max
16.1
0.40
0.40
13.2
16.0
+50
0.8
2.7
5.4
90
20
–2
0
Unit
mV
mA
mA
dB
dB
µA
nA
V
V
V
V
Note
12
13
2
2
2