isd5100 Winbond Electronics Corp America, isd5100 Datasheet - Page 34
isd5100
Manufacturer Part Number
isd5100
Description
Single-chip 1 To 16 Minutes Duration Voice Record/playback Devices With Digital Storage Capability
Manufacturer
Winbond Electronics Corp America
Datasheet
1.ISD5100.pdf
(89 pages)
- Current page: 34 of 89
- Download datasheet (601Kb)
ANA IN (Analog Input)
The ANA IN pin is the analog input from the telephone chip set. It can be switched (by the I
interface) to the speaker output, the array input or to various other paths. This pin is designed to
accept a nominal 1.11 V p-p when at its minimum gain (6 dB) setting. There is additional gain
available, if required, in 3 dB steps, up to 15 dB. The gain settings are controlled from the I
interface.
ANA IN
Input
VLS 1
1 5
Setting
VLS0
14
12 dB
15 dB
6 dB
9 dB
C
COUP =
VOL 2
1 3
(1)
NOTE:
0.1
VOL 1
12
µ
MIC+
M I C–
ACA P
F
0TLP Input
f
CUTTOFF
VOL0
* Diffe re ntial Path
1 1
V
1.110
0.785
0.555
0.393
P-P
Ra
S1 S 1
10
(3)
2xR
S1S0
9
Internal to the device
1
a
C
S1M1
COUP
8
AIG1
Rb
0
0
1
1
S1 M0 S2M1 S2M0
6 dB
AGC
7
ANA IN
Input Amplifier
ANA IN Amplifier Gain Settings
CFG0
1 (AG PD)
6
T o AutoMute
(P layb ack Only)
5
*
- 34 -
AIG0
0
1
0
1
FL S0
MIC IN
FT HRU
AGC
4
FL D1
3
Setting
Note: Ra & Rb are in k Ω
Gain
FLD0
00
01
10
11
2
Gain
0.625
0.883
1.250
1.767
FL PD
AGP
1
(2)
D
0
1
Resistor Ratio
A GPD
77.9 / 88.1
92.3 / 73.8
63.9 / 102
0
106 / 60
(Rb/Ra)
ISD5100 SERIES
CONDITION
Power Up
Power Down
In/Out V
CFG1
0.694
0.694
0.694
0.694
Array
P-P
0.625
0.883
1.250
1.767
Gain
Out V
Speaker
2.22
2.22
2.22
2.22
Gain
(dB)
-4.1
-1.1
P-P
1.9
4.9
(4)
2
2
C
C
2
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