Transmission Characteristics
Unless otherwise noted limits printed in
BOLD
characters are guaranteed for
V
CC
e
5 0V
g
5% V
BB
e b
5 0V
g
5% T
A
e
0 C to 70 C by correlation with 100% electrical testing at T
A
e
25 C All other
limits are assured by correlation with other production tests and or product design and characterization GNDA
e
0V f
e
1 02 kHz V
IN
e
0 dBm0 transmit input amplifier connected for unity gain non-inverting Typicals specified at V
CC
e
5 0V V
BB
e b
5 0V T
A
e
25 C
Symbol
Parameter
Conditions
Min
Typ
Max
Units
AMPLITUDE RESPONSE
Absolute Levels
(Definition of Nominal Gain)
t
MAX
Virtual Decision Valve Defined
Per CCITT Rec G711
Transmit Gain Absolute
Nominal 0 dBm0 Level is 4 dBm
(600X)
0 dBm0
Max Overload Level
TP3054 (3 17 dBm0)
TP3057 (3 14 dBm0)
T
A
e
25 C V
CC
e
5V V
BB
eb
5V
Input at GS
X
e
0 dBm0 at 1020 Hz
TP3054 57
f
e
16 Hz
f
e
50 Hz
f
e
60 Hz
f
e
200 Hz
f
e
300 Hz
b
3000 Hz
f
e
3300 Hz
f
e
3400 Hz
f
e
4000 Hz
f
e
4600 Hz and Up Measure
Response from 0 Hz to 4000 Hz
Relative to G
XA
Relative to G
XA
Sinusoidal Test Method
Reference Level
eb
10 dBm0
VF
X
I
a
eb
40 dBm0 to
a
3 dBm0
VF
X
I
a
eb
50 dBm0 to
b
40 dBm0
VF
X
I
a
eb
55 dBm0 to
b
50 dBm0
T
A
e
25 C V
CC
e
5V V
BB
eb
5V
Input
e
Digital Code Sequence for
0 dBm0 Signal at 1020 Hz
TP3054 57
f
e
0 Hz to 3000 Hz
f
e
3300 Hz
f
e
3400 Hz
f
e
4000 Hz
Relative to G
RA
Relative to G
RA
Sinusoidal Test Method Reference
Input PCM Code Corresponds to an
Ideally Encoded PCM Level
eb
40 dBm0 to
a
3 dBm0
eb
50 dBm0 to
b
40 dBm0
eb
55 dBm0 to
b
50 dBm0
R
L
e
600X
1 2276
2 501
2 492
Vrms
V
PK
V
PK
G
XA
b
0 15
0 15
b
40
b
30
b
26
b
0 1
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
G
XR
Transmit Gain Relative to G
XA
b
1 8
b
0 15
b
0 35
b
0 7
0 15
0 05
0
b
14
b
32
01
0 05
G
XAT
G
XAV
G
XRL
Absolute Transmit Gain Variation
with Temperature
Absolute Transmit Gain Variation
with Supply Voltage
Transmit Gain Variations with
Level
b
0 1
b
0 05
b
0 2
b
0 4
b
1 2
02
04
12
dB
dB
dB
G
RA
Receive Gain Absolute
b
0 15
b
0 15
b
0 35
b
0 7
b
0 1
b
0 05
0 15
0 15
0 05
0
b
14
01
0 05
dB
dB
dB
dB
dB
dB
dB
G
RR
Receive Gain Relative to G
RA
G
RAT
G
RAV
G
RRL
Absolute Receive Gain Variation
with Temperature
Absolute Receive Gain Variation
with Supply Voltage
Receive Gain Variations with
Level
b
0 2
b
0 4
b
1 2
b
2 5
02
04
12
25
dB
dB
dB
V
V
RO
Receive Output Drive Level
9
NSC [ NATIONAL SEMICONDUCTOR ]
