AP89021 Aplus Integrated circuits Inc., AP89021 Datasheet - Page 14

• Manufacturer Part Number: AP89021
• Description: Voice Otp Ic
• Manufacturer: Aplus Integrated circuits Inc.

TIMING WAVEFORMS
AC CHARACTERISTICS
Notes :
Ver 2.2
Symbol
t KD
t KD
t STPD
t STPW
t BD
t BH
t AS
t AH
t SBTW
t LEDC
1.
2.
KEY Trigger Mode
CPU Parallel Mode
S1~S4, SBT
This parameter is inversely proportional to the sampling frequency.
This parameter is proportional to the sampling frequency.
COUT
S1~S4
Addr.
STOP
BUSY
SBT
Parameter
Key trigger debounce time
Key trigger debounce time – retrigger
STOP pulse output delay time
STOP pulse width
BUSY signal output delay time
BUSY signal output hold time
Address set-up time
Address hold time
SBT stroke pulse width
LED flash frequency
Integrated Circuits Inc.
t
AS
t
SBTW
t
KD
( T
t
BD
A
= 0 to 70℃, V DD = 3.3V, V SS = 0V, 8KHz sampling )
t
AH
14
Min.
100
100
16
24
16
Typ.
100
64
3
t
BH
t
STPD
Max.
256
100
aP89021/010
t
STPW
Unit
ms
ms
ms
ms
Hz
μs
ns
ns
ns
ns
May 31, 2007
Note
1
1
1
1
2