isd18b00 Winbond Electronics Corp America, isd18b00 Datasheet - Page 7

• Manufacturer Part Number: isd18b00
• Description: Single-chip, Single-message Voice Record/playback Device
• Manufacturer: Winbond Electronics Corp America

5. FUNCTIONAL DESCRIPTION
For the following related operations
diagrams may not be in direct proportional scale.
5.1. Level-triggered Record (
•
•
•
Fig. 1: Record–Level (
5.2. Edge-triggered Record (
•
•
•
Fig. 2: Record–Edge (
(Optional)
(Optional)
RECE
RECL
LEDR
BEEP
LEDP
LEDR
BEEP
LEDP
MicIn
MicIn
Recording starts from beginning of the memory and
Recording ceases whenever
off.
Then device will automatically power down.
Recording starts from beginning of the memory and
Recording ceases whenever a subsequent trigger occurs at
and
Then device will automatically power down.
LEDR
T
T
f
f
T
T
Deb
Deb
T
T
is off.
D1
D1
T
T
B1
B1
T
Stop
r
RECE
RECL
) function till memory full
) function with on-off
RECE
RECL
T
T
, if
Deb
B2
RECL
) Operation:
)Operation:
SE is not enabled, then no beep sound is heard.
T
P2
returns to High or when end of memory is reached and
T
Deb
- 7 -
T
Memory Full
D1
Memory Full
T
B1
PRELIMINARY ISD18B00
LEDR
LEDR
is on.
is on.
RECE
T
B2
T
Publication Release Date: Oct 2, 2008
B2
or when end of memory is reached
T
T
P2
P2
T
r
Also, the timing
Revision 0.5
LEDR
is