One Channel Direct Drive Speech Controller
SN65007
One Channel Direct Drive Speech Controller
INTRODUCTION
SN65007 is 7 seconds one-channel single chip voice sy...
Description
SN65007
One Channel Direct Drive Speech Controller
INTRODUCTION
SN65007 is 7 seconds one-channel single chip voice synthesizer IC which contains a PWM Direct Drive Circuit. There is one 4-bit I/O port 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.
FEATURES
Single power supply 2.4V – 5.1V 7 seconds voice capacity is provided Built in a tiny controller One 4-bit I/O port is provided 32*4 bits RAM are provided Maximum 16k program ROM is provided Readable ROM code data Built in a high quality speech synthesizer Adaptive playing speed from 2.5k-20kHz is provided Built in a PWM Direct Drive circuit output BUO1 and BUO2 directly connected to Speaker for sound output System clock : 1MHz
PIN ASSIGNMENT
Symbol P20 P21 P22 P23 VDD OSC TEST GND BUO1 BUO2 I/O I/O I/O I/O I/O I I I I O O 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 Positive power supply Oscillation component connection pin For testing only Negative power supply PWM output 1 PWM output 2
1
December 20, 2000
SN65007
One Channel Direct Drive Speech Controller
ABSOLUTE MAXIMUM RATINGS
Items Supply Voltage Input Voltage Operating Temperature Storage Temperature Symbol VDD-V VIN TOP TSTG Min -0.3 GND-0.3 -20.0 -55.0 Max 6.0 VDD+0.3 70.0 125.0 Unit. V V
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C C
ELECTRICAL CHARAC...
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