AP89021 Aplus Integrated circuits Inc., AP89021 Datasheet - Page 16

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

TYPICAL APPLICATIONS
Key Trigger Mode
Ver 2.2
4.5V
3.3V
Integrated Circuits Inc.
HT7335
Output driving of HT LDO:
HT7136 (30mA, 3.6V)
HT7133 (30mA, 3.3V)
HT7536 (100mA, 3.6V)
HT7335 (250mA, 3.5V)
R
OSC
R
Fig. 12 Using 3.3V Battery
Fig. 13 Using 4.5V Battery
OSC
0.1uF
0.1uF
RST
OSC
S1
S2
S3
SBT
S4
RST
OSC
S1
S2
S3
S4
SBT
VDD,VPP
VSS
16
VDD,VPP
VSS
VOUT1
VOUT2
COUT
OUT1
VOUT1
VOUT2
COUT
OUT1
Rb
C1
aP89021/010
8 / 16Ω
Speaker
Rb
C1
8 / 16Ω
Speaker
T
T
8Ω 1/4W
Speaker
8Ω 1/4W
Speaker
May 31, 2007