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SpeakJet Shield Parts List

The following components are used to build the SpeakJet Shield Basic and TTS.

PCB1         SpeakJet Shield PC Board                   DroidBuilder SJ-PCB
IC1          LM386N-3 audio amplifier                   DigiKey LM386N-3-ND
IC2          SpeakJet voice & complex sound synthesizer SpeechChips SpeakJetDIP
IC3          (TTS option) TTS256 text-to-code IC        SpeechChips TTS256
C1           100uF electrolytic capacitor               DigiKey P970-ND
C2,C7,C8     0.1uF ceramic capacitor                    DigiKey BC1160CT-ND
C3,C4        10uF electrolytic capacitor                DigiKey P966-ND
C5,C6        0.01uf ceramic capacitor                   DigiKey BC1158CT-ND
R1           1/4W 5% 10K trimpot                        DigiKey 3362P-103LF-ND
R2,R7        1/4W 5% 1K resistor                        DigiKey 1.0KQBK-ND
R4,R6        1/4W 5% 10K resistor                       DigiKey 10KQBK-ND
R3,R5        1/4W 5% 27K resistor                       DigiKey 27KQBK-ND
S1           6mm tactical switch                        DigiKey SW400-ND
X1           Stereo headphone jack w/switches           DigiKey CP1-3555NG-ND
LED1         Green 3mm LED                              DigiKey 160-1710-ND
LED2         Blue 3mm LED                               DigiKey 754-1248-ND
U1           Socket IC open-frame 8 pos                 DigiKey 3M5473-ND
U2           Socket IC open-frame 18 pos                DigiKey 3M5476-ND
U3           (TTS option) Socket IC open-frame 28 pos   DigiKey 3M5480-ND
JP1,2,3      Post shunt (shorting block) 2 pos .1                   DigiKey 609-2217-ND
JMP1,2,3     Male header .1                             DigiKey S1012E-36-ND
SH1,2,3,4    Arduino Stackable Header Kit               SparkFun PRT-10007


Other components of same values may be substituted. Note the heights of C1, C3, and C4 can NOT exceed 10mm for the shield to be stackable!

Click on photo to enlarge.


Creative Commons License
SpeakJet Shield TTS/Basic by Galen Raben is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.
Permissions beyond the scope of this license may be available at http://www.droidbuilder.com.

© 2012 Galen Raben/DroidBuilder.com