SC900841JVK Freescale Semiconductor, SC900841JVK Datasheet - Page 141

• Manufacturer Part Number: SC900841JVK
• Description: IC POWER MGT 338-MAPBGA
• Manufacturer: Freescale Semiconductor

Specifications of SC900841JVK

• Applications: PC's, PDA's
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 338-TBGA
• Input Voltage: 2.8 V to 4.4 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

AUDIO TRANSMIT SECTION
audio transmit section. The actual design implementation
may differ.
MICROPHONE BIAS
microphone supplies can be used to supply digital
microphones and electret microphones. In the latter case, an
Table 87. Microphone Bias Parametric Specifications
Analog Integrated Circuit Device Data
Freescale Semiconductor
Microphone Bias Output Voltage
Microphone Bias Current
Output Current Capability
PSRR
Output Noise
Microphone Detect Voltage
FILTERING
Notes
Shown in
Two microphone bias circuits are provided. The
Pass Band
Pass Band Ripple
Stop Band
Stop Band Attenuation
Phase Linearity
27.
28.
MCCLK
MC1IN
RXINR
MC2IN
RXINL
MC1B
MC2B
Equivalent to +3.0 dBm0
Equivalent to 500 mVrms
Figure 71
Detect
Parameter
Atxl
Atxl
Atxr
Atxr
is a schematic representation of the
0/8/18dB
0/8/18dB
0/12 dB
0/12 dB
Microphone
Microphone
Table 1. Stereo ADC Main Performance Specifications
Clock
Bias
MUX
MUX
In pass band
Figure 71. Audio Transmit Section
C
Source only
Relative to BP, 217 Hz
MC2BEN=0
Digital Microphone Path
-8/0/8/16 dB
-8/0/8/16 dB
LOAD
Atxl
Atxr
<100 pF
Condition
Digital Microphone Path
To Receive Section
TXIN Left
TXIN Right
external sensitivity setting resistor needs to be added. The
bias is enabled by setting respectively the MIC1BIAS and
MIC2BIAS bit.
0dB to
0dB to
+7dB
Steps
+7dB
Steps
1dB
1dB
Minimum
0.4535*FS
1000
2.00
Stereo ADC
100
0.4
-0.5
-15
60
A to D
A to D
16bit
16bit
Typical
FUNCTIONAL DEVICE OPERATION
200
-57dB to +6dB
-57dB to +6dB
1dB Steps
1dB Steps
Maximum
2.20
0.56*FS
2.5
+15
0.5
To Digital Interface
Sidetone
To Receive
Section
TX Left
TX Right
μ Vrmsp
Units
μ A
μ A
AUDIO
Hz
dB
Hz
dB
dB
V
V
900841
°
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