LM49370RLX/NOPB National Semiconductor, LM49370RLX/NOPB Datasheet - Page 18

• Manufacturer Part Number: LM49370RLX/NOPB
• Description: IC AUDIO SUBSYSTEM 1.2W 49USMDXT
• Manufacturer: National Semiconductor
• Series: Boomer®, PowerWise®r
• Type: Class Dr

Specifications of LM49370RLX/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
• Operational Class: Class-D
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): 3/5V
• Supply Current (max): 15.5@3.3VmA
• Power Supply Requirement: Quint
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 86dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 1.8/2.5V
• Dual Supply Voltage (max): 4.5/5.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 49
• For Use With: LM49370RLEVAL - BOARD EVALUATION LM49370RL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM49370RLX

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0x0Ah AGC_3
0x0Bh MIC_1
0x0Ch MIC_2
0x0Dh SIDETONE
0x0Eh CP_INPUT
0x1Ah I2SMODE
0x1Bh I2SCLOCK
0x1Ch PCMMODE
0x1Dh PCMCLOCK
0x1Eh BRIDGE
Addre
0x00h BASIC
0x01h CLOCKS
0x02h PLL_M
0x03h PLL_N
0x04h PLL_P
0x05h PLL_MOD
0x06h ADC_1
0x07h ADC_2
0x08h AGC_1
0x09h AGC_2
0x0Fh AUX_LEFT
0x10h AUX_RIGHT
0x11h DAC
0x12h CP_OUTPUT
0x13h AUX
0x14h LS_OUTPUT
0x15h HP_OUTPUT
0x16h EP_OUTPUT
0x17h DETECT
0x18h STATUS
0x19h 3D
0x1Fh GPIO
0x20h CMP_0_LSB
0x21h CMP_0_0SB
0x22h CMP_1_LSB
0x23h CMP_1_MSB
0x24h CMP_2_LSB
0x25h CMP_2_MSB
12.0 Status & Control Registers
(The default value of all I2C registers is 0x00h)
ss
OUTPUT
Register
CUST_COM
DAC_SRC_
FORCERQ
AGC_TIGH
VCOFATS
AUX_DAC
AUX_DAC
USAXLVL
PLLTEST
NGZXDD
WORD_
ORDER
PCM_SYNC__WIDTH
ALAW/
MODE
MONO_SUM_MODE
μLAW
T
P
7
NOISE_GATE_THRESHOLD
DAC_ MODE
HPF_MODE
AGC_ATTACK
ATTENUATE
ADC_SRC_
COMPAND
DACMUTE
INT_EXT
I2S_WS_GEN_MODE
GPIN1
MODE
MUTE
MUTE
OCL
ADC_CLK_SEL
PLL_CLK_SEL
6
PCM_SYNC_GEN_MODE
AGC_DECAY
BTN_DEBOUNCE_TIME BTNTYPE
TABLE 1. Register Map
SUM_SEL
SE_DIFF
STEREO
Q_DIV
LSB_HZ
MONO_
BOOST
BOOST
BOOST
GPIN2
MUTE
SDO_
HS_DBNC_TIME
SAMPLE_RATE
5
CAP_SIZE
R_DIV
FREQ
18
GPIO_2_SEL
I2S_CLOCK_GEN_MODE
SYNC_MS
MICGATE
NG_ENB
WS_MS
MUTE
MUTE
MUTE
TEMP
CMP_0_MSB
CMP_1_MSB
CMP_2_MSB
CMP_0_LSB
CMP_1_LSB
CMP_2_LSB
4
DAC_TX_SEL
PLL_N
PEAKTIME
OSC_ENB
REVERSE
CLKSRCE
STEREO
PLL_M
RIGHT
MUTE
MUTE
MUTE
LEFT
LEFT
BTN
3
AUX_RIGHT_LEVEL
LEVEL
AUX_LEFT_LEVEL
AGC_HOLD_TIME
AGC_TARGET
PLL_N_MOD
DAC_LEVEL
PCM_CLOCKGEN MODE
CPI_LEVEL
I2S_MODE
TEMP_INT
PLL_ENB
CLK_MS
MIC_BIAS_VOLTAGE
RIGHT
RIGHT
SIDETONE_ATTEN
LEFT
LEFT
LEFT
LEFT
AGC_MAX_GAIN
MIC
PREAMP_GAIN
2
I2S_TX_SEL
PLL_P
GPIO_1_SEL
ADCMUTE ADC_MOD
BTN_INT
STEREO
CLKSCE
RIGHT
RIGHT
RIGHT
INENB
INENB
MODE
CPI
CPI
CPI
DAC_CLK_SEL
1
CHP_MODE
AGC_ENB
VCMVOLT
HEADSET
DET_INT
OUTENB
OUTENB
CLK_MS
TX_SEL
3DENB
PCM_
SIDE
SIDE
MIC
MIC
CPI
CPI
E
0