SNC82268 datasheet(2/13 Pages) SONIX

2 / 13 page

SNC82268

12-Channel MIDI/Speech Controller

Ver: 1.6

Sep. 8, 2006

AMENDENT HISTORY

Version

Date

Description

Ver 1.0

October 07, 2004

First issue

Ver 1.1

November 12, 2004 Modify Application Circuit.

Ver 1.2

March 21, 2005

1. Oscillator R-Type is “no connect”. Page5

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

Modify RAM Block in Page6

Modify ROM 768K->810K

3. Modify Application circuit in Low CLK (RC mode)

R=91K, C=200pF.

4. In Application Circuit add R=100 (direct key) in Page9

5. Modify Chapter 5.1 oscillator about Rosc mode has to

let Xin connect R=51k and C=200pF to GND.

Ver1.4

September 5,2005

Remove Chapter 5.1 High Clock RC Mode.

Remove Chapter 6 application circuit RC Mode.

Ver1.5

November 18,2005

Modify Application circuit add R=100 in each input pin

(direct Key)

Modify Application Circuit add a diode between

“VDD“ and “VDDVR” @4.5V

Ver1.6

September,8,2006

Add High Clock RC Mode in Oscillator functional

description (Chap. 5.1)

Add High Clock RC Mode in Application Circuit

Removed Application circuit R=100 in each input pin

(direct key)

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