Datasheet Summary
TRSP(M)4040A OTP-type Speech IC
1 . TRSP(M)4040A G e n e r a l D e s c r i p t i o n s
TRSP(M)4040A series are 4-bits micro-controller which could play 1 channel melody or 1 channel ADPCM with PWM direct drive circuit. PWM resolution is 8/10/12 bits. They include a low cost, high performance CMOS micro-processor. The clock frequency of this up is typically 4.096 (±3%) MHz. This chip operates over a wide voltage range of 1.5V~5.5V. It contains program ROM (PROM) and data ROM (DROM) inside. The program ROM is 4K/8K words and data ROM size is120K/112K bytes. The maximum working SRAM is (64+2) nibbles. It is provided with total 4 software programmable I/O Ports.
2 . TRSP(M)4040A F e a t u r e...