
14
Lucent Technologies Inc.
Data Sheet
August 1999
People’s Republic of China Applications
L8567 SLIC for
Electrical Characteristics
(continued)
Transmit direction is tip/ring to 4-wire. Receive direction is 4-wire to tip/ring.
Table 7. ac Feed Characteristics
1. This parameter is not tested in production. It is guaranteed by design and device characterization.
Logic Interface
Table 8. Logic Inputs (B0, B1, EN, RD1I, RD2I, and RD3I) and Outputs (NSTAT and NTSD)
1. Unless otherwise specified, all logic voltages are referenced to DGND.
2. This parameter is not tested in production. It is guaranteed by design and device characterization.
Parameter
Min
Typ
Max
Unit
Total Harmonic Distortion—200 Hz to 4 kHz
1
:
Off-hook
On-hook
Transmit Gain, f = 1020 Hz (See Figure 11.); PT/PR to VTX
Transmit Gain
Receive Gain, f = 1020 Hz (See Figure 11.); RCVP/RCVN to PT/PR
Receive Gain
2-wire Idle-channel Noise (200
+ 680
||
0.1 μF termination):
Psophometric
1
C-message
3 kHz Flat
1
Transmit Idle-channel Noise:
Psophometric
1
C-message
3 kHz Flat
1
—
—
—
—
0.3
1.0
40.94
%
%
V/A
38.56
39.75
1.94
2
2.06
—
—
—
—
—
—
—
–77
12
20
dBmp
dBrnC
dBrn
—
—
—
—
—
—
–77
12
20
dBmp
dBrnC
dBrn
Parameter
1
Symbol
V
IH
V
IL
I
IN
V
OH
V
OL
I
OSS
C
OL
Min
2.4
0
—
Max
V
DDD
0.8
±
50
V
DD
0.4
35
50
Unit
V
V
μ
A
V
V
mA
pF
High-level Input Voltage
Low-level Input Voltage
Input Bias Current (high and low)
High-level Output Voltage (I
OUT
= –100
μ
A)
Low-level Output Voltage (I
OUT
= 180
μ
A)
Output Short-circuit Current (V
OUT
= V
DD
)
Output Load Capacitance
2
V
DD
– 1.5
0
1
0