ISD5216 Datasheet, PDF (34/75 Pages) Winbond – 8 to 16 minutes voice record/playback device with integrated codec

ISD5216
7.7.2. Microphone and Auxiliary Inputs
Internal to the device
Rb
C_{COUP =} 0.1 ìF
ANA IN
Ra
Input
ANA IN
Input Amplifier
NOTE: f_CUTTOFF
1
2xR_aC_CCUP
2.2V Voltage
AXPD
0
1
Power up the AUX in
input amplifier
Power Up
Power Down
AXG1 AXG0
0
0
0
1
1
0
1
1
Gain ⁽(dB) of the
aux input
amplifier
0
3
6
9
AGPD
0
1
Power up the AGC
control and the MIC bias
voltage
Power Up
Power Down
CDI1
0
0
1
1
CDI0
0
1
0
1
Select input to
the CODEC A/D
converter
INP
SUM2
MIC
No Input
Configuration Register CFG0, CFG1 and CFG2. The bits described on this page are highlighted.
15
14
13
12
11
10
9
8
7
6
5
4
3
CIG2 CIG1 CIG0 AXG1 AXG0 AXPD INS0 OSPD AMT0 CDI1 CDI0 OPS1 OPS0
15
14
13
12
11
10
9
8
7
6
5
4
3
VLS1 VLS0 VOL2 VOL1 VOL0 S1S1 S1S0 S1M1 S1M0 S2M1 S2M0 FLS0 FLD1
15
14
13
12
11
10
9
8
7
6
5
4
3
X
X
X
CKD2 COG2 COG1 COG0 CKDV MUTE HPF0 HSR0 I2S0 LAW1
2
OPA1
2
FLD0
2
LAW0
1
OPA0
1
FLPD
1
DAPD
0
VLPD
0
AGPD
0
ADPD
CFG0
CFG1
CFG2
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