st5080d STMicroelectronics, st5080d Datasheet - Page 26

• Manufacturer Part Number: st5080d
• Description: Piafe Programmable Isdn Audio Front End
• Manufacturer: STMicroelectronics

ST5080A
ANALOG INTERFACES
POWER DISSIPATION
TRANSMISSION CHARACTERISTICS (unless otherwise specified, V
85 C; typical characteristics are specified at V
code, f = 1015.625 Hz; all signal are referenced to GND)
AMPLITUDE RESPONSE (Maximum, Nominal, and Minimum Levels)
Transmit path - Absolute levels at MIC1 / MIC2
26/32
0 dBM0 level
Overload level
Overload level
0 dBM0 level
Overload level
Overload level
Symbol
Symbol
V
R
V
R
C
R
R
OSVFr0
R
C
I
I
I
OVFr0
OSLS
CC0
CC1
MIC
LVFr
LVFr
OLS
MIC
LLS
LLS
Input Leakage
Input Resistance
Load Resistance
Load Capacitance
Output Resistance
Differential offset:
Voltage at V
Load Resistance
Load Capacitance
Output Resistance
Differential offset Voltage at L
L
Power down Current
Power Up Current
S-
Parameter
Parameter
Parameter
Fr+
, V
Fr-
S+
,
GND < V
GND < V
V
V
Steady zero PCM code applied
to DR; I = + 1mA
Alternating + zero PCM code
applied to DR maximum
receive gain; R
L
L
Steady zero PCM code applied
to DR; I + 1mA
Alternating + zero PCM code
applied to DR maximum
receive gain; R
CCLK,CI = 0.4V; CS = 2.4V
( wire only)
All other inputs active
GCI mode only:
L
loaded
Transmit Amps connected for
0dB gain
A law selected
mu law selected
Transmit Amps connected for
15dB gain
A law selected
mu law selected
S+
S+
S+
Fr+
Fr+
CC
, L
to L
to L
to V
to V
S-
= 5V, T
Test Condition
S-
S-
Test Condition
Test Condition
and V
Fr-
Fr-
MIC
MIC
< V
< V
Fr+
L
L
A
CC
CC
, V
= 100
= 50
= 25 C, MIC1/2 = 0dB
Fr-
not
CC
–100
Min.
-100
-100
Min.
Min.
100
= 5V + 10%, T
50
106.08
106.47
13.14
18.86
18.93
Typ.
Typ.
Typ.
12.0
m0
73.9
1.0
0.2
0.2
50
1
, D
R
= 0dB
Max.
+100
+100
+100
Max.
Max.
17.0
150
600
0.5
0.5
A
= –25 C to
m0
mV
mV
mV
mV
mV
mV
Unit
Unit
Unit
mV
mV
mA
mA
mA
k
nF
nF
PCM
A
RMS
RMS
RMS
RMS
RMS
RMS