TRSM5271A Datasheet - ChipSourceTek

TRSM5271A OTP-type Speech

Reset Reset, Power Input VCC P High Power input of I/O port. VSS P Low Ground input except PWM block power. VPD P VPS P General I/O ports k PA3~PA0 I/O PB3~PB0 I/O e PC3~PC0 O PD3~PD0 T PE3~PE0 I/O I or I/O Audio output pads e PWMP O PWMN O High Low It could be double bon.

TRSP&M5341A,TRSM5271A OTP-type Speech IC 1 . TRSP&M5341A,TRSM5271A G e n e r a l D e s c r i p t i o n s TRSP&M5341A,TRSM5271A series are 4-bits micro-controller which could play 4 channel melody or 4 channel ADPCM with PWM direct drive circuit. PWM resolution is 8/10/12 bits. They includes a low cost, high performance CMOS micro-processor. The clock frequency of this up is typically 8.192 (±3%) MHz. This chip operates over a wide voltage range of 2.0V~5.5V. It contains program ROM (PROM) and da.

TRSM5271A-ChipSourceTek.pdf