參數(shù)資料
型號: TP3054J-1
元件分類: Codec
英文描述: u-Law CODEC
中文描述: U型法編解碼器
文件頁數(shù): 10/16頁
文件大?。?/td> 250K
代理商: TP3054J-1
Transmission Characteristics
(Continued) 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
ENVELOPE DELAY DISTORTION WITH FREQUENCY
D
XA
Transmit Delay, Absolute
f
e
1600 Hz
290
315
m
s
D
XR
Transmit Delay, Relative to D
XA
f
e
500 Hz–600 Hz
f
e
600 Hz–800 Hz
f
e
800 Hz–1000 Hz
f
e
1000 Hz–1600 Hz
f
e
1600 Hz–2600 Hz
f
e
2600 Hz–2800 Hz
f
e
2800 Hz–3000 Hz
195
120
50
20
55
80
130
220
145
75
40
75
105
155
m
s
m
s
m
s
m
s
m
s
m
s
m
s
D
RA
Receive Delay, Absolute
f
e
1600 Hz
180
200
m
s
D
RR
Receive Delay, Relative to D
RA
f
e
500 Hz–1000 Hz
f
e
1000 Hz–1600 Hz
f
e
1600 Hz–2600 Hz
f
e
2600 Hz–2800 Hz
f
e
2800 Hz–3000 Hz
b
40
b
30
b
25
b
20
70
100
145
m
s
m
s
m
s
m
s
m
s
90
125
175
NOISE
N
XC
Transmit Noise, C Message
Weighted
TP3054
12
15
dBrnC0
N
XP
Transmit Noise, P Message
Weighted
TP3057
b
74
b
67
dBm0p
N
RC
Receive Noise, C Message
Weighted
PCM Code is Alternating Positive
and Negative Zero D TP3054
8
11
dBrnC0
N
RP
Receive Noise, P Message
Weighted
PCM Code Equals Positive
Zero D TP3057
b
82
b
79
dBm0p
N
RS
Noise, Single Frequency
f
e
0 kHz to 100 kHz, Loop Around
Measurement, VF
X
I
a
e
0 Vrms
VF
X
I
a
e b
50 dBm0
V
CC
e
5.0 V
DC
a
100 mVrms
f
e
0 kHz–50 kHz (Note 2)
b
53
dBm0
PPSR
X
Positive Power Supply Rejection,
Transmit
40
dBC
NPSR
X
Negative Power Supply Rejection,
Transmit
VF
X
I
a
e b
50 dBm0
V
BB
eb
5.0 V
DC
a
100 mVrms
f
e
0 kHz–50 kHz (Note 2)
40
dBC
PPSR
R
Positive Power Supply Rejection,
Receive
PCM Code Equals Positive Zero
V
CC
e
5.0 V
DC
a
100 mVrms
Measure VF
R
0
f
e
0 Hz–4000 Hz
f
e
4 kHz–25 kHz
f
e
25 kHz–50 kHz
40
40
36
dBC
dB
dB
NPSR
R
Negative Power Supply Rejection,
Receive
PCM Code Equals Positive Zero
V
BB
eb
5.0 V
DC
a
100 mVrms
Measure VF
R
0
f
e
0 Hz–4000 Hz
f
e
4 kHz–25 kHz
f
e
25 kHz–50 kHz
40
40
36
dBC
dB
dB
10
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