sn65042 Sonix Technology Co., Ltd., sn65042 Datasheet

Page 1

... INTRODUCTION SN65042 seconds two-channel single chip voice synthesizer IC which contains a PWM Direct Drive Circuit and fixed current D/A output. There are two 4-bit I/O ports and built in a tiny controller. By programming through the tiny controller, user’s applications including section combination, trigger modes, output status, and other logic functions can be easily implemented. „ ...

Page 2

... Two Channels Direct Drive Speech Controller Function Description Bit0 of I/O port 2 Bit1 of I/O port 2 Bit2 of I/O port 2 Bit3 of I/O port 2 Bit0 of I/O port 3 Bit1 of I/O port 3 Bit2 of I/O port 3 Bit3 of I/O port 3 Positive power supply Oscillation component connection pin Negative power supply PWM output current output PWM output 2 2 SN65042 December 20, 2000 ...

Page 3

... V =3V, no load DD - 3.0 10 =3V =3V =3V,V DD 100 120 - mA VDD=3V,Buo1=1.5V 100 120 - mA VDD=3V,Buo1=1.5V 100 120 - mA VDD=3V,Buo2=1.5V 100 120 - mA VDD=3V,Buo2=1.5V 2.0 3.0 4.0 mA VDD=3V,VO=0.7V - 1.0 - MHz V = SN65042 Unit Condition =3V IN =2.4V O =0.4V O December 20, 2000 ...

Page 4

... APPLICATION CURCUIT Š PWM Direct Drive Output Note: Please bonds all of V Two Channels Direct Drive Speech Controller SN65042 and V pins SN65042 December 20, 2000 ...

Page 5

... Fixed current D/A output Note: Please bonds all of V Two Channels Direct Drive Speech Controller SN65042 and V pins SN65042 December 20, 2000 ...

Page 6

... BONDING PAD Note: The substrate MUST be connected to Vss in PCB layout. Two Channels Direct Drive Speech Controller SN65042 6 December 20, 2000 SN65042 ...

Page 7

... Products described herein are intended for use in normal commercial applications. Applications involving unusual environmental or reliability requirements, e.g. military equipment or medical life support equipment, are specifically not recommended without additional processing by SONIX for such application. Two Channels Direct Drive Speech Controller 7 December 20, 2000 SN65042 ...