ISD2340 Winbond, ISD2340 Datasheet - Page 3

• Manufacturer Part Number: ISD2340
• Description: SINGLE-CHIP/ MULTIPLE-MESSAGES/ VOICE RECORD/PLAYBACK DEVICE 32-/ 40-/ 48-/ AND 64-SECOND DURATION
• Manufacturer: Winbond

ISD2532/40/48/64
3. BLOCK DIAGRAM
Internal Clock
Timing
XCLK
Sampling Clock
5-Pole Active
Analog Transceivers
ANA IN
Amp
Antialiasing Filter
256K Cell
ANA OUT
Nonvolatile
5-Pole Active
Multilevel Storage
Smoothing Filter
MIC
Array
Pre-
Amp
SP +
MIC REF
Amp
Mux
Automatic
AGC
SP -
Gain Control
(AGC)
Power Conditioning
Address Buffers
Device Control
V
V
V
V
A0 A1 A2 A3 A4 A5 A6 A7 A8
PD
OVF
P/R
CE
EOM
AUX IN
CCA
SSA
SSD
CCD
Publication Release Date: June 2003
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Revision 1.0