LM49370RL/NOPB National Semiconductor, LM49370RL/NOPB Datasheet - Page 11
LM49370RL/NOPB
Manufacturer Part Number
LM49370RL/NOPB
Description
IC AUDIO SUBSYSTEM 1.2W 49USMDXT
Manufacturer
National Semiconductor
Series
Boomer®, PowerWise®r
Type
Class Dr
Datasheet
1.LM49370RLNOPB.pdf
(100 pages)
Specifications of LM49370RL/NOPB
Output Type
1-Channel (Mono) with Mono and Stereo Headphones
Max Output Power X Channels @ Load
1.2W x 1 @ 8 Ohm; 52mW x 2 @ 16 Ohm
Voltage - Supply
2.5 V ~ 5.5 V
Features
3D, Depop, I²C, I²S, Microphone, Mute, PCM, Shutdown, SPI, Standby, Volume Control
Mounting Type
Surface Mount
Package / Case
49-MicroSMDxt
Dc
07+
For Use With
LM49370RLEVAL - BOARD EVALUATION LM49370RL
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LM49370RLTR
- Current page: 11 of 100
- Download datasheet (3Mb)
f
DC
DC
I2C
T
T
SPI
T
T
T
T
T
T
VOLUME CONTROL
VCR
VCR
VCR
VCR
VCR
SS
SS
SS
SS
SS
AUDIO PATH GAIN W/ STEREO (bit 6 of 0x00h) ENABLED (AUX_L & AUX_R signals identical and selected onto mixer)
PCMCLK
I2CSET
I2CHOLD
SPISETENB
SPIHOLD-ENB
SPISETD
SPIHOLDD
SPICL
SPICH
AUX
DAC
CPIN
MIC
SIDE
I2S_CLK
I2S_WS
Symbol
AUX
DAC
CPIN
MIC
SIDE
PCM CLK Frequency
I2S_CLK Duty Cycle
I2S_WS Duty Cycle
I2C Data Setup Time
I2C Data Hold Time
Enable Setup Time
Enable Hold Time
Data Setup Time
Data Hold Time
Clock Low Time
Clock High Time
AUX Volume Control Range
DAC Volume Control Range
CPIN Volume Control Range
MIC Volume Control Range
SIDETONE Volume Control Range
AUX VCR Stepsize
DAC VCR Stepsize
CPIN VCR Stepsize
MIC VCR Stepsize
SIDETONE VCR Stepsize
Loudspeaker Audio Path Gain
Parameter
f
f
f
f
Min
Max
Refer to Pg. 16 for more details
Refer to Pg. 16 for more details
Minimum Gain w/ AUX_BOOST OFF
Maximum Gain w/ AUX_BOOST OFF
Minimum Gain w/ AUX_BOOST ON
Maximum Gain w/ AUX_BOOST ON
Minimum Gain w/ DAC_BOOST OFF
Maximum Gain w/ DAC_BOOST OFF
Minimum Gain w/ DAC_BOOST ON
Maximum Gain w/ DAC_BOOST ON
Minimum Gain
Maximum Gain
Minimum Gain
Maximum Gain
Minimum Gain
Maximum Gain
Minimum Gain from AUX input,
BOOST OFF
Maximum Gain from AUX input,
BOOST OFF
Minimum Gain from CPI input
Maximum Gain from CPI input
S
S
S
S
= 48kHz; 16 bit mode
= 48kHz; 25 bit mode
= 8kHz; 16 bit mode
= 8kHz; 25 bit mode
11
Conditions
(Note 6)
Typical
0.768
0.128
–46.5
–34.5
–46.5
–34.5
–34.5
–34.5
–22.5
–30
1.2
0.2
1.5
1.5
1.5
50
12
12
12
36
12
24
0
0
6
0
2
3
LM49370
(Notes 7,
Limit
100
300
100
100
100
100
500
500
11)
40
60
www.national.com
% (max)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
% (min)
Units
MHz
MHz
MHz
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
%
Related parts for LM49370RL/NOPB
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Audio Sub-system With An Ultra Low Emi, Spread Spectrum, Class D Loudspeaker Amplifier, A Dual-mode Stereo Headphone Amplifier, And A Dedicated Pcm Interface For Bluetooth Transceivers
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
National Semiconductor [8-Bit D/A Converter]
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
National Semiconductor [Media Coprocessor]
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
Digitally Controlled Tone and Volume Circuit with Stereo Audio Power Amplifier, Microphone Preamp Stage and National 3D Sound
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
Digitally Controlled Tone and Volume Circuit with Stereo Audio Power Amplifier, Microphone Preamp Stage and National 3D Sound
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
AC97 Rev 2 Codec with Sample Rate Conversion and National 3D Sound
Manufacturer:
National Semiconductor
Part Number:
Description:
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
General Purpose, Low Voltage, Low Power, Rail-to-Rail Output Operational Amplifiers
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
8-bit 20 MSPS flash A/D converter.
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
Low Noise Quad Operational Amplifier
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
Quad Differential Line Receivers
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
Quad High Speed Trapezoidal? Bus Transceiver
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
Dual Line Receiver
Manufacturer:
National Semiconductor
Datasheet: