SNC82340
12-Channel MIDI/Speech Controller
AMENDENT HISTORY
Version
Ver 1.0 October 07, 2004
Ver 1.1 November 12, 2004 Modify Application Circuit.
Ver 1.2 March 21, 2005 1. Oscillator R-Type is “no connect”. Page5
Date
Description
First issue
2. Modify Application Circuit.(Low CLK Mode, 32768,
R-Type, Xin and Xout no connect) Page10
3. Modify Electric Characteristic (Max->Typical) Page12
4. Modify I/O Circuit in Page7
Ver1.3
June 30,2005
1. Modify RAM Block in Page6
2. Modify Application circuit in Low CLK (RC mode)
R=91K, C=200pF.
3. In Application Circuit add R=100 (direct key) in Page9
4. Modify Chapter 5.1 oscillator about Rosc mode has to
let Xin connect R=51k and C=200pF to GND.
1. Remove Chapter 5.1 High Clock RC Mode.
2. Remove Chapter 6 application circuit RC Mode
1. Modify Application circuit add R=100 in each input port
(direct Key).
Ver1.4
Ver1.5
September 5,2005
November 18,2005
2. Modify Application Circuit add a diode between “VDD”
and “VDDVR” @ 4.5V.
1. Add High Clock RC Mode in Oscillator functional
description (Chap. 5.1)
Ver1.6
September,8,2006 2. Add High Clock RC Mode in Application Circuit
3. Removed Application circuit R=100 in each input pin
(direct key)
2
Ver: 1.6
Sep.8, 2006
SONIX [ SONIX TECHNOLOGY COMPANY ]
