LMV1088RL/NOPB National Semiconductor, LMV1088RL/NOPB Datasheet - Page 14

• Manufacturer Part Number: LMV1088RL/NOPB
• Description: IC AMP AUDIO MONO AB MIC 36USMD
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Class ABr

Specifications of LMV1088RL/NOPB

• Output Type: 1-Channel (Mono)
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Differential Inputs, I²C, Microphone, Mute
• Mounting Type: Surface Mount
• Package / Case: 36-MicroSMDxt
• Amplifier Class: AB
• No. Of Channels: 2
• Supply Voltage Range: 2.7V To 5.5V
• Load Impedance: 10kohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: SMD
• No. Of Pins: 36
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Max Output Power X Channels @ Load: -
• Other names: LMV1088RLTR

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Address Reg.
0x0Ch
0x0Dh
0x0Eh
0x01h
0x02h
M
N
A
B
L
Bits
[3:0]
[5:4]
[7:6]
[2:0]
[4:3]
[7:5]
[7:0]
[7:0]
[6:0]
[7]
Microphone preamplifier gain from 6dB up to 36dB in 2dB steps.
A4 = Mute mic1 and A5 = mute mic2.
( 0 = microphone on; 1 = microphone mute)
Mic enable bits, A6 = enable Mic 1, A7 = enable Mic 2
(1 = enable Mic; 0 = disable Mic)
Gain setting for the post amplifier from (3dB steps) (Note 12).
Mic select bits
Not Used
reads the output of the EEPROM
reads the output of the EEPROM
reads the output of the EEPROM
Reads the “ready” signal. This give the status of the program cycle.
1 = ready ; 0 = program cycle in progress
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
000
001
010
011
100
101
110
111
00
01
10
11
TABLE 4. I
Pass Through
-2.5dB
0.5dB
3.5dB
6.5dB
9.5dB
9.5dB
9.5dB
9.5dB
mode
2
C Register Description
10dB
12dB
14dB
16dB
18dB
20dB
22dB
24dB
26dB
28dB
30dB
32dB
34dB
36dB
6dB
8dB
14
Noise Canceling
Description
mode
12dB
12dB
12dB
12dB
3dB
6dB
9dB
0db
Noise canceling mode
Only Mic 1 on
Only Mic 2 on
Mic 1 + Mic 2
Default
0111
0+00
read
read
read
read
only
only
only
only
000
00