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參數(shù)資料
| 型號(hào)： | STLC5048 |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類(lèi)： | Codec |
| 英文描述： | FULLY PROGRAMMABLE FOUR CHANNEL CODEC AND FILTER |
| 中文描述： | 完全可編程四通道解碼器和過(guò)濾器 |
| 文件頁(yè)數(shù)： | 37/45頁(yè) |
| 文件大?。?/td> | 371K |
| 代理商： | STLC5048 |
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STLC5048
ELECTRICAL CHARACTERISTICS
(continued)
(1) Values related to the application including the external filter on RX. The maesure is referred to the signal replicas.
(2) As note 3 at page 36
RECEIVE TRANSFER CHARACTERISTICS
(all tests are performed in absolute gain condition (RXG = GRXn = 0dB) unless otherwise specified).
Symbol
Parameter
Absolute levels at 0 dBm0 are:
RXG = 0dB, GRXn = 0dB
GRA
Transmit gain Absolute accuracy
GRAG
Receive Gain Variation with
programmed gain (within 3 dB from max
dig. level)
GFR
Gain variation with frequency (relative to
gain at 1004Hz); 0dBm0 input signal
Test Condition
Min.
Typ.
547
Max.
Unit
mVrms
-0.15
-0.2
0.15
0.2
dB
dB
Below 200Hz
200Hz
300-3000Hz
3400Hz
4000Hz
0 to 70 °C
-0.25
-0.15
-0.7
0.115
0.15
0.15
0
-14
0.10
0.05
dB
GART
GARE
Gain variation with temperature
Gain variation with
Vcc=Vdd= 3.3V +/- 5%
0dBm0 Input Signal
Gain Tracking with Tone (1004Hz Mu
Law, 820Hz ALaw)
-0.10
-0.05
dB
dB
GTR
DR = 3 to -40dBm0
DR = -40 to -50dBm0
DR = -50 to -55dBm0
-0.2
-0.4
-1.2
0.2
0.4
1.2
dB
QDR
Quantization Distortion with Tone
(1004Hz Mu Law, 820Hz ALaw)
DR = 3 dBm0
DR = 0 to -30dBm0
DR = -40 dBm0
DR = -50 to -55dBm0
33
36
30
15
dB
NCR
Receive Noise C Message Weighted
(Mu Law)
Receive Noise Psophometric Weighted
(A Law)
Absolute Delay
(2)
Single Frequency Distortion
(0dBm0 Sinewave @ 1004Hz)
8
11
dBrnCo
NPR
-79
dBm0p
DAR
B = Z = 0, X = R = 1
325
450
μ
s
DPR1
-46
-60
-43
dB
GSPR
Out of band spourious Noise
0dBm0 DTMF tone at DR
0dBm0 180 to 3600Hz
Sinewave at DR
Integral measure
from 3.4 to 128kHz
G
TX
= G
RX
= 0dB
G
TX
= 0dB; G
RX
= -7dB
Spectral measure
from 3.4 to 200kHz
in B/W = 30Hz
dB
dB
OBN
Out of Band Noise
(1)
-48
-51
dBm
dBm
-70
dBm
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