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ST5088D 数据表(PDF) 26 Page - STMicroelectronics

部件名 ST5088D
功能描述  PROGRAMMABLE AUDIO FRONT END FOR DIGITAL PHONES AND ISDN TERMINALS
PDF  33 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST5088D 数据表(HTML) 26 Page - STMicroelectronics

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ANALOG INTERFACES
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
IMIC
Input Leakage
GND < VMIC <VCC
-100
+100
µA
RMIC
Input Resistance
GND < VMIC <VCC
50
k
Ω
RLVFr
Load Resistance
VFr+ to VFr-
100
Ω
CLVFr
Load Capacitance
VFr+ to VFr-
150
nF
ROVFr0
Output Resistance
Steady zero PCM code applied
to DR; I = + 1mA
1.0
Ω
VOSVFr0
Differential offset:
Voltage at VFr+,VFr-
Alternating + zero PCM code
applied to DR maximum
receive gain; RL = 100
Ω
-100
+100
mV
RLLS
Load Resistance
LS+ to LS-
50
Ω
CLLS
Load Capacitance
LS+ to LS-
600
nF
ROLS
Output Resistance
Steady zero PCM code applied
to DR; I + 1mA
1
Ω
VOSLS
Differential offset Voltage at LS+,
LS-
Alternating + zero PCM code
applied to DR maximum
receive gain; RL =50
Ω
–100
+100
mV
RLTRO
Load Resistance at TRO
TRO to GND
600
Ω
POWER DISSIPATION
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
ICC0
Power down Current
CCLK,CI = 0.4V; CS = 2.4V
(
µwire only)
All other inputs active
GCI mode only:
0.2
0.2
0.5
0.5
mA
mA
ICC1
Power Up Current
LS+,LS- and VFr+,VFr- not
loaded
12.0
17.0
mA
TRANSMISSION CHARACTERISTICS (unless otherwise specified, VCC = 5V + 10%, TA =–5
°Cto
70
°C; typical characteristics are specified at VCC = 5V, TA =25°C, MIC1/2 = 0dBm0,DR = 0dBm0 PCM
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
Parameter
Test Condition
Min.
Typ.
Max.
Unit
0 dBM0 level
Transmit Amps connected for
0dB gain
73.9
mVRMS
Overload level
A law selected
106.08
mVRMS
Overload level
mu law selected
106.47
mVRMS
0 dBM0 level
Transmit Amps connected for
15dB gain
13.14
mVRMS
Overload level
A law selected
18.86
mVRMS
Overload level
mu law selected
18.93
mVRMS
ST5088
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