ISD5116 Datasheet, PDF (23/57 Pages) Winbond – Single-Chip Voice Record/Playback Device Up to 16-Minute Duration with Digital Storage Capability

4.2 ISD5116 ANALOG STRUCTURE (LEFT HALF) DESCRIPTION
INP
INPUT
SO URCE
MUX
AGC AMP
SUM1 SUMMING
AMP
Σ
SUM1
AUX IN AMP
2 (S1M1,S1M0)
(INS0) SUM1
MUX
FILTO
ANA IN AMP
ARRAY
Inso Source
0 AGC AMP
1 AUX IN AMP
2 (S1S1,S1S0)
S1M1
0
0
1
1
S1M0
0
1
0
1
SOURCE
BOTH
SUM1 MUX ONLY
INP Only
Power Down
S1S1
0
0
1
1
S1S0
0
1
0
1
SOURCE
ANA IN
ARRAY
FILTO
N/C
15 14 13 12 11 10 9
87
65
43
21
0
AIG1 _{AIG0 AIPD AXG1 AXG0 AXPD INS0 AOS2 AOS1 AOS0 AOPD OPS1 OPS0 OPA1 OPA0 V LPD C FG 0}
15 14 13 12 11 10 9
87
65
43
21
0
VLS1 VLS0 V OL2 VOL1 V OL0 S1S1 S1S0 S1M1 S1M0 S2M1 S2M0 FLS0 FLD1 FLD0 FLPD AGPD _{C FG 1}
4.3 ISD5116 ANALOG STRUCTURE (RIGHT HALF) DESCRIPTION
FLS0
0
1
SOURCE
SUM1
ARRAY
FLPD
0
1
CONDITION
Power Up
Power Down
FILTER
MU^FX^ILTER
MUX
SUM1
ARRAY
FI_FL_ILT_TO_O
LOW PASS
FILTER
11
(FLS0) (FLPD)
ANA IN AMP
XCLK
INTERNAL
CLOCK
SUM2 SUMMING
AMP
Σ
SUM2
2 (S2M1,S2M0)
MULTILEVEL
STO RAGE
ARRAY
S1M1
0
0
1
1
S1M0
0
1
0
1
SOURCE
BOTH
ANA IN ONLY
FILTO ONLY
Power Down
FLD1
0
0
1
1
FLD0
0
1
0
1
SAMPLE
RATE
8 KHz
6.4 KHz
5.3 KHz
4.0 KHz
FILTER
BANDWIDTH
3.6 KHz
2.9 KHz
2.4 KHz
1.8 KHz
2
(FLD 1,FL D0)
ARRAY
15 14 13 12 11 10 9 8
76
54
32
10
VLS1 _{VLS0 VOL2 VOL1 VOL0 S1S1 S1S0 S1M1 S1M0 S2M1 S2M0 FLS0 FLD1 FLD0 FLPD AGPD CFG1}
October 2000
Page 22