ISD5008
Publication Release Date: Oct 31 2008
- 15 -
Revision 1.2
6.3
INTERNAL FUNCTIONAL BLOCKS
FIGURE 7: MICROPHONE AMPLIFIER
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
CFG1
VLS1 VLS0 VOL2 VOL1 VOL0 S1S1 S1S0 S1M1 S1M0 S2M1 S2M0 FLS0 FLD1 FLD0 FLPD AGPD
AGPD
0
1
Power Up
Power Down
0
Power Up
Power Down
1
0
Power Up
MIC–
MIC+
AGC
6dB
Microphone
1(AGPD)
AGCCAP
FTHRU
AGC
(300 mVp-p max)
To AutoMute
(Playback Only)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
CFG1
VLS1 VLS0 VOL2 VOL1 VOL0 S1S1 S1S0 S1M1 S1M0 S2M1 S2M0 FLS0 FLD1 FLD0 FLPD AGPD
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
CFG1
VLS1 VLS0 VOL2 VOL1 VOL0 S1S1 S1S0 S1M1 S1M0 S2M1 S2M0 FLS0 FLD1 FLD0 FLPD AGPD
AGPD
0
1
Power Up
Power Down
0
Power Up
Power Down
1
0
Power Up
AGPD
0
1
Power Up
Power Down
0
Power Up
0
Power Up
0
Power Up
Power Down
1
Power Down
1
0
Power Up
0
Power Up
MIC–
MIC+
AGC
6dB
Microphone
1(AGPD)
AGCCAP
FTHRU
AGC
(300 mVp-p max)
MIC–
MIC+
AGC
6dB
Microphone
1(AGPD)
AGCCAP
FTHRU
AGC
(300 mVp-p max)
To AutoMute
(Playback Only)
FIGURE 7: ANA IN and AUX IN
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14
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11
10
9
8
7
6
5
4
3
2
1
0
CFG0
AIG1 AIG0 AIPD AXG1 AXG0 AXPD INS0 AOS2 AOS1 AOS0 AOPD OPS1 OPS0 OPA1 OPA0 VLPD
ANA IN
Chip
Set
.625
/.
883
/
1.
25
/
1.767
AIG0
AIG1
2
1(AIPD)
ANA IN
AMP
(
)
ANA IN
AUX IN
Car
KIT
1.0
/
1.
414
/2.0
/
2.
828
AXG0
AXG1
2
1(AXPD)
AUX IN
AMP
(
)
AUX IN
AIPD
0
1
Power Up
Power Down
AXPD
0
1
Power Up
Power Down
AXG1 AXG0 Input gain
Max Input Level
0
1
0
1
1 V p-p
1.414
0.707 V p-p
2
0.5 V p-p
2.828
0.353 V p-p
AIG1 AIG0 Input gain
Max Input Level
0
1
0
1
0.625
1.6 V p-p
0.883
1.15 V p-p
1.250
0.8 V p-p
1.767
0.565 V p-p
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
CFG0
AIG1 AIG0 AIPD AXG1 AXG0 AXPD INS0 AOS2 AOS1 AOS0 AOPD OPS1 OPS0 OPA1 OPA0 VLPD
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
CFG0
AIG1 AIG0 AIPD AXG1 AXG0 AXPD INS0 AOS2 AOS1 AOS0 AOPD OPS1 OPS0 OPA1 OPA0 VLPD
ANA IN
Chip
Set
.625
/.
883
/
1.
25
/
1.767
AIG0
AIG1
2
1(AIPD)
ANA IN
AMP
(
)
ANA IN
Chip
Set
.625
/.
883
/
1.
25
/
1.767
AIG0
AIG1
2
1(AIPD)
ANA IN
AMP
(
)
ANA IN
AUX IN
Car
KIT
1.0
/
1.
414
/2.0
/
2.
828
AXG0
AXG1
2
1(AXPD)
AUX IN
AMP
(
)
AUX IN
Car
KIT
1.0
/
1.
414
/2.0
/
2.
828
AXG0
AXG1
2
1(AXPD)
AUX IN
AMP
(
)
AUX IN
AIPD
0
1
Power Up
Power Down
AIPD
0
1
Power Up
Power Down
AXPD
0
1
Power Up
Power Down
AXPD
0
1
Power Up
Power Down
AXG1 AXG0 Input gain
Max Input Level
0
1
0
1
1 V p-p
1.414
0.707 V p-p
2
0.5 V p-p
2.828
0.353 V p-p
AXG1 AXG0 Input gain
Max Input Level
0
1
0
1
1 V p-p
1.414
0.707 V p-p
2
0.5 V p-p
2.828
0.353 V p-p
AXG1 AXG0 Input gain
Max Input Level
0
1
0
1
1 V p-p
1.414
0.707 V p-p
2
0.5 V p-p
2.828
0.353 V p-p
AIG1 AIG0 Input gain
Max Input Level
0
1
0
1
0.625
1.6 V p-p
0.883
1.15 V p-p
1.250
0.8 V p-p
1.767
0.565 V p-p
AIG1 AIG0 Input gain
Max Input Level
0
1
0
1
0.625
1.6 V p-p
0.883
1.15 V p-p
1.250
0.8 V p-p
1.767
0.565 V p-p
AIG1 AIG0 Input gain
Max Input Level
0
1
0
1
0.625
1.6 V p-p
0.883
1.15 V p-p
1.250
0.8 V p-p
1.767
0.565 V p-p
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