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PR33A3 Datasheet(PDF) 5 Page - Aplus Intergrated Circuits

No. de pieza PR33A3
Descripción Electrónicos  Recording voice IC
PDF  27 Pages
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Fabricante Electrónico  APLUS [Aplus Intergrated Circuits]
Página de inicio  http://www.aplusinc.com.tw
Logo APLUS - Aplus Intergrated Circuits

PR33A3 Datasheet(HTML) 5 Page - Aplus Intergrated Circuits

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Integrated Circuits Inc.
aPR33A3
Ver. E
5/27
JAN 06 2014
PIN DESCRIPTION
Pin Names
Pin No
TYPE
Description
VDDP
VDD
VDDA
VDDL
8
10
18
24
Positive power supply.
VSSP
VSSL
VSSA
5
11
17
Power ground.
VLDO
25
Internal LDO output.
VCORE
16
Positive power supply for core.
VREF
19
Reference voltage.
VCM
20
Common mode voltage.
Rosc
26
INPUT
Oscillator resistor input.
/RSTB
27
INPUT
Reset. (Low active)
SRSTB
28
INPUT
System reset, pull-down a resistor to the VSSL.
MIC+
MIC-
21
22
INPUT
Microphone differential input.
MICG
23
OUTPUT
Microphone ground.
VOUT1
7
INPUT
PWM output to drive speaker directly.
DAC option.
VOUT2
6
INPUT
PWM output to drive speaker directly.
DAC output.
/REC
12
INPUT
Record Mode. (Low active)
/M0_Tg
13
INPUT
Play/Record trigger. (Low active)
/M1_Next
14
INPUT
This pin forces a jump to next message for either recording or
playback. (Low active)
/M2_/CE
15
INPUT
Reset message management features. (Low active)
/M6_BE
1
INPUT
Beep enable/disable. (Low active)
/M7_Option
2
INPUT
Auto Rewind / Non-Auto Rewind (Low active) mode select.



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