Motor de Búsqueda de Datasheet de Componentes Electrónicos
Selected language     Spanish  ▼

Delete All
ON OFF
ALLDATASHEET.ES

X  

Preview PDF Download HTML

LM4985 Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No. de Pieza. LM4985
Descripción  Stereo 135mW Low Noise Headphone Amplifier with Selectable Capacitively Coupled or Output Capacitor-less (OCL) Output and Digitally Controlled (I2C) V
Descarga  29 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Fabricante  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo 

LM4985 Datasheet(HTML) 6 Page - National Semiconductor (TI)

Zoom Inzoom in Zoom Outzoom out
 6 / 29 page
background image
Electrical Characteristics V
DD =5V (Notes 1, 2) (Continued)
The following specifications apply for R
L =16
Ω, f = 1kHz, and C
B = 4.7µF unless otherwise specified. Limits apply to TA =
25˚C.
Symbol
Parameter
Conditions
LM4985
Units
(Limits)
Typ
(Note 6)
Limit
(Notes 7,
8)
T
WU
Wake Up Time form Shutdown
C
BYPASS= 4.7µF (Note 11)
WT1=0,WT0=0
OCL
C-CUPL
75
285
msec
WT1=0,WT0=1
OCL
C-CUPL
110
530
WT1=1,WT0=0
OCL
C-CUPL
180
1030
WT1=1,WT0=1
OCL
C-CUPL
320
2050
R
IN
Input Resistance
Stereo mode
Mono mode
20
10
k
A
VMIN
Minimum Gain
Code = 00000
–76
dB (min)
A
VMAX
Maximum Gain
Code = 11111
18
dB (min)
∆A
V
Gain Accuracy per Step
18dB
≥ A
V
≥ –44dB
–44dB
≥ A
V > –76dB
±0.5
±1.0
dB
V
OS
Output Offset Voltage
OCL
R
LOAD =32
V
IN =ACGND
2.0
20
mV (max)
Electrical Characteristics V
DD = 3.6V (Notes 1, 2)
The following specifications apply for R
L =16
Ω, f = 1kHz, and C
B = 4.7µF unless otherwise specified. Limits apply to TA =
25˚C.
Symbol
Parameter
Conditions
LM4985
Units
(Limits)
Typ
(Note 6)
Limit
(Notes 7,
8)
I
DD
Quiescent Power Supply Current
V
IN = 0V, IOUT =0A
Single-Channel no load OCL
1.8
3.1
mA (max)
Single-Channel no load C-CUPL
1.0
Dual-Channel no load OCL
2.1
4
Dual-Channel no load C-CUPL
2.3
3
I
SD
Shutdown Current
V
SHUTDOWN = GND
0.1
1.0
µA (max)
V
SDIH
Logic Voltage Input High
2.52
V (min)
V
SDIL
Logic Voltage Input Low
1.08
V (max)
P
O
Output Power
THD+N < 1%, f
IN = 1kHz
R
LOAD =16
Ω OCL
68
60
R
LOAD =16
Ω C-CUPL
70
mW (min)
R
LOAD =32
Ω OCL
38
34
R
LOAD =32
Ω C-CUPL
41
www.national.com
6


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29 


Datasheet Download




Enlace URL




Privacy Policy
ALLDATASHEET.ES
Does ALLDATASHEET help your business so far?  [ DONATE ]  

Todo acerca de Alldatasheet   |   Publicidad   |   Contáctenos   |   Política de Privacidad   |   Favorito   |   Intercambio de Enlaces   |   Lista de Fabricantes
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn