LMV1089RLEVAL National Semiconductor, LMV1089RLEVAL Datasheet - Page 5

• Manufacturer Part Number: LMV1089RLEVAL
• Description: BOARD EVALUATION LMV1089
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LMV1089RLEVAL

• Main Purpose: Audio, Microphone Amp
• Embedded: No
• Utilized Ic / Part: LMV1089
• Primary Attributes: Dual Input, Single Output
• Secondary Attributes: Graphical User Interface, I²C Interface
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Pin Descriptions
Bump Number Pin Name
C1
C2
C3
C4
C5
C6
D1
D2
D3
D4
D5
D6
A1
A2
A3
A4
A5
A6
B1
B2
B3
B4
B5
B6
E1
E2
E3
E4
E5
E6
F1
F2
F3
F4
F5
F6
M1_UNP
M2_UNP
Mic Bias
I
MIC2–
MIC2+
MIC1+
MIC1–
OUT+
2
LPF+
OUT-
GND
GND
ADR
GND
LPF-
GB0
GA0
GA1
REF
GB1
SDA
SCL
CAL
CV
V
NC
NC
NC
NC
NC
NC
NC
PE
EN
T7
T5
DD
DD
Auxiliary Control Manual Calibration = V
TABLE 1. Pin Name and Function
Low Pass Filter for negative output
microphone 1 unprocessed output
microphone 2 unprocessed output
Low Pass Filter for positive output
negative optimized audio output
positive optimized audio output
Float (do not connect to GND)
reference voltage de-coupling
microphone 2 negative input
microphone 2 positive input
microphone 1 positive input
Program Enable EEPROM
default Post Amp Gain 0
default Post Amp Gain 1
default Pre Amp Gain 0
default Pre Amp Gain 1
I
calibration enable
2
I
Microphone Bias
amplifier ground
amplifier ground
amplifier ground
amplifier ground
2
C Address select
C power supply
Pin Function
power supply
No Connect
No Connect
No Connect
No Connect
No Connect
No Connect
No connect
chip enable
I
5
I
2
2
C clock
C data
DD
Auto Calibration = GND
Digital Input/Output
Analog Reference
Production Test
Analog Output
Analog Output
Analog Output
Analog Output
Analog Output
Analog Input
Analog Input
Analog Input
Analog Input
Analog Input
Analog Input
No Connect
Digital Input
Digital Input
No Connect
No Connect
No Connect
No Connect
Digital Input
Digital Input
Digital Input
No Connect
Digital Input
Digital Input
Digital Input
No Connect
Digital Input
Digital Input
Pin Type
Ground
Ground
Ground
Supply
Supply
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