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S1V3G340
Epson S1V3G340 Manuals
Manuals and User Guides for Epson S1V3G340. We have
2
Epson S1V3G340 manuals available for free PDF download: Hardware Specification, Application Note
Epson S1V3G340 Hardware Specification (45 pages)
Brand:
Epson
| Category:
Computer Hardware
| Size: 0 MB
Table of Contents
Table of Contents
3
Outline
5
Features
6
Pinout Diagram
7
Qfp13-52
7
Pin Description
8
Function Description
11
Standard Application System
11
System Clock
12
Serial Interface
13
Electrical Characteristics
15
Absolute Maximum Rating
15
Recommended Operating Conditions
15
DC Characteristics
16
DC Characteristics for 5.0 V ±0.5 V Supply Voltage
16
DC Characteristics for 3.3 V ±0.3 V Supply Voltage
18
DC Characteristics for 2.4 V ±0.2 V Supply Voltage
20
AC Characteristics
22
System Clock Timing (32.768 Khz)
22
System Clock Timing (12.288 Mhz)
23
Power-On / Reset Timing
24
Command Receipt Timing
25
Serial Interface (Clock Synchronous)
26
Serial Interface (I2C)
27
SPI Flash Memory Interface Timing
28
S1V3G340 Read Timing
28
Host Flash Access Timing
29
External Connection Examples
30
System Clock
30
Direct Input
30
Oscillator (32.768 Khz)
31
Serial Interface
32
Clock Synchronous
32
Asynchronous (UART)
33
I2C
34
Package Dimensions
35
Qfp13-52
35
Reference Material
36
Circuit Application Example
36
Circuit Application Example (Audio Output Unit)
37
Mute Start/Release Timing
38
System Reset Active ⇒ Release
38
Standby Mode
38
Power Supply Precautions
39
Clock Direct Input Precautions
40
Precautions on Mounting
41
Oscillation Circuit
41
Reset Circuit
42
Power Supply Circuit
42
Arrangement of Signal Lines
42
Noise-Induced Erratic Operations
43
Others
43
Revision History
44
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Epson S1V3G340 Application Note (27 pages)
Speech Synthesizer Sound Input/Output
Brand:
Epson
| Category:
Synthesizer
| Size: 0 MB
Table of Contents
Table of Contents
3
Overview
4
Sound Generation
5
Sound Output by Speaker
6
Recommended Circuit for Speaker Connection
6
Low-Pass Filter (LPF)
7
Pop Noise Prevention Circuit
7
1-Pin Output
7
Speaker Amplifier Selection
8
Radiated Noise Countermeasures
9
Sound Output by Buzzer
10
Amplifier Circuit for Piezoelectric Buzzer Connection
10
High Current in Piezoelectric Buzzer
11
Amplifier Circuit for Electromagnetic Buzzer Connection
11
4-Pin Output
11
2-Pin Output
13
Through-Current in Bipolar Transistors
15
Buzzer Selection
15
Precautions in Board Design
17
Power Source
17
Wiring of Signal Lines
17
Precautions in Enclosure Design
18
Speaker Enclosure Design
18
Interference Prevention of Sound Waves from both Sides of the Speaker
18
Speaker Enclosure
18
Buzzer Enclosure Design
19
Resonance Box
19
Resonance Tubes
20
Resonance of Buzzer Metal Plate
21
Sound Input by Microphone
22
Appendix A Spice Model of Recommended Circuit for Electromagnetic Buzzer
23
Revision History Table
26
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