SNC11E
One Channel Direct Drive Speech Controller
1 INTRODUCTION
SNC11E is a one-channel voice synthesizer IC with PWM direct drive circuit. It
built-in a 4-bit tiny controller with one 4-bit input port, two 4-bit I/O ports. By
programming through the tiny controller in SNC11E, user’s varied applications
including voice section combination, key trigger arrangement, output control, and
other logic functions can be easily implemented.
2 FEATURES
ꢀ Single power supply 2.4V – 5.1V
ꢀ 168 seconds voice capacity are provided(@6KHZ sample rate)
ꢀ Built in a 4-bit tiny controller
ꢀ One 4-bit input port, two 4-bit I/O ports are provided
ꢀ 64*4 bits RAM are provided
ꢀ 512K*10 ROM size are provided for voice data and program
ꢀ Maximum 16k program ROM is provided
ꢀ Built in a high quality speech synthesizer
ꢀ Adaptive playing speed from 2.5k-20kHz is provided
ꢀ One voice channel
ꢀ Built in a PWM Direct Drive circuit and a fixed current D/A output
ꢀ System clock : 2MHz
ꢀ Low Power Reset
1
Ver: 1.3
June 8, 2005