參數(shù)資料
型號: TP3094
廠商: National Semiconductor Corporation
元件分類: Codec
英文描述: Quad PCM Codec/Filter
中文描述: 四PCM編解碼器/濾波器
文件頁數(shù): 14/19頁
文件大?。?/td> 186K
代理商: TP3094
14
www.national.com
Envelope delay distortion
D
XA
D
XR
Noise
N
XP
Power supply rejection
PPSR
X
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Transmit delay, absolute
Transmit delay, relative
to D
XA
f=1400Hz,
GXO=-10dBm0
f=500-600Hz
f=600-1000Hz
f=1000-2600Hz
f=2600-2800Hz
f=1400Hz,
PCM level=-10dBm0
f=500-600Hz
f=600-1000Hz
f=1000-2600Hz
f=2600-2800Hz
f=2800-3000Hz
275
330
μ
S
150
85
50
80
112
220
145
100
140
220
μ
s
μ
s
μ
s
μ
s
μ
S
D
RA
D
RR
Receive delay, absolute
Receive delay, relative to
D
RA
-40
-40
-15
-10
75
105
145
90
125
175
μ
s
μ
s
μ
s
μ
s
μ
s
Transmit Idle channel
noise, A-law
Psophometric weighted, PCM
code for all channels equals to
positive zero, FSX=FSR,
GXO=0Vrms
C-message weighted, PCM code
for all channels equals to alternat-
ing positive and negative zeros,
FSX=FSR, GXO=0Vrms
Psophometric weighted, PCM
code for all channels equals to
positive zero, FSX=FSR,
GXO=0Vrms
C-message weighted, PCM code
for all channels equals to alternat-
ing positive and negative zeros,
FSX=FSR, GXO=0Vrms
DX connected to DR, f=0-100kHz
FSX=FSR, GXO=0Vrms
-73
-69
dBm0p
N
XC
Transmit Idle channel
noise,
μ
-law
12
16
dBrnC0
N
RP
Receive Idle channel
noise, A-law
-83
-79
dBm0p
N
RC
Receive Idle channel
noise,
μ
-law
7
11
dBrnC0
N
XR
Analog to Analog Noise
-70
-53
dBm0
Positive power supply
rejection, transmit
PCM code for all channels equals
to positive zero, A-law, FSX=FSR,
GXO=0Vrms,
V
CC
=5.0V+100mV
rms
f=0-4000Hz
f=4.6KHz-25KHz
PCM code for all channels equals
to positive zero, A-law, FSX=FSR,
GXO=0Vrms,
V
CC
=5.0V+100mV
rms
40
40
45
45
dB
dB
PPSR
R
Positive power supply
rejection, receive
f=0-4000Hz
f=4.6KHz-25KHz
40
40
45
45
dB
dB
Electrical Characteristics
(continued)
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