Datasheet Details
Part number
ISD1820
Manufacturer
AMBITION
File Size
127.80 KB
Description
8-20 seconds voice recorder
Datasheet
ISD1820 Datasheet
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ISD1820
8-20 IC
、 :
1 2 3 4 5 6 7
DIP14
12PINCOB 14 VSS 13 RECLED 12 FT 11 VCC 10 ROSC 9 SP+ 8 VSSA
VSS ROSC SP+ SPAGC MICREF MIC PLAYL PLAYE REC RECLED FT VCC
REC PLAYE PLAYL MIC MICREF AGC SP-
、
ROSC 80KΩ 100KΩ 120KΩ 160KΩ 200KΩ
:
8 10 12 16 20 8.0KHz 6.4KHz 5.3KHz 4.0KHz 3.2KHz 3.4KHz 2.6KHz 2.3KHz 1.7KHz 1.3KHz
PLAY PLAYE
REC VSSD RECLED VCCD XCLK FT
ISD1820 :2.53×2.42mm ,。 XCLK 。
、
MIC MICREF
AGC SP-
VSSX SP+
VCCA ROSC
(VCC) :,。 。 (VSSA,VSSD) :。 (REC) :, REC () ,。, REC 。 REC , , (EOM) , 。。 :REC 84 ,。 (PLAYE) :,。 EOM , 。, PLAYE。 (PLAYE) :,。 EOM , 。。 (/RECLED) :,, LED。, EOM , 。 PLAYE,。 (MIC) :。(AGC)。 。 10KΩ 。 (MIC REF) :。,,。 (AGC) :AGC , ()。 4.