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LM4855 Datasheet(PDF) 5 Page - Texas Instruments

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No. de pieza LM4855
Descripción Electrónicos  Integrated Audio Amplifier System
Download  27 Pages
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Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI1 - Texas Instruments

LM4855 Datasheet(HTML) 5 Page - Texas Instruments

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LM4855
www.ti.com
SNAS164C – JUNE 2002 – REVISED MAY 2013
5V Electrical Characteristics
(1)(2) (continued)
The following specifications apply for VDD= 5.0V, TA= 25°C unless otherwise specified.
Symbol
Parameter
Conditions
LM4855
Units
(Limits)
Typical(3)
Limits(4)
Input referred minimum gain
-34.5
-35.1
dB (min)
-33.9
dB (max)
Digital Volume Range (RIN and LIN)
Input referred maximum gain
12.0
11.4
dB (min)
12.6
dB (max)
Digital Volume Stepsize
1.5
dB
Digital Volume Stepsize Error
±0.1
±0.6
dB ( max)
Phone_In_IHF Volume
BTL gain from Phone_In _IHF to SPKROUT
12
11.4
dB (min)
12.6
dB (max)
Phone _In_IHF Mute Attenuation
Output Mode 2, 4, 6
80
72
dB (min)
Phone_In_IHF Input Impedance
20
15
k
Ω (min)
25
k
Ω (max)
Maximum gain setting
50
37.5
k
Ω (min)
62.5
k
Ω (max)
Phone_In_HS Input Impedance
Mininum gain setting
100
75
k
Ω (min)
125
k
Ω (max)
Maximum gain setting
33.5
25
k
Ω (min)
42
k
Ω (max)
RIN and LIN Input Impedance
Mininum gain setting
100
75
k
Ω (min)
125
k
Ω (max)
tSD
Thermal Shutdown Temperature
170
150
°C (min)
tES
Enable Setup Time (ENB)
20
ns (min)
tEH
Enable Hold Time (ENB)
20
ns (min)
tEL
Enable Low Time (ENB)
30
ns (min)
tDS
Data Setup Time (DATA)
20
ns (min)
tDH
Data Hold Time (DATA)
20
ns (min)
tCS
Clock Setup Time (CLK)
20
ns (min)
tCH
Clock Logic High Time (CLK)
50
ns (min)
tCL
Clock Logic Low Time (CLK)
50
ns (min)
fCLK
Clock Frequency
DC
(min)
10
MHz (max)
Copyright © 2002–2013, Texas Instruments Incorporated
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