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Products - GPC74P340B

GPC74P340B

Description
Document
Tools
Sample Code
Video

Working Voltage (V)	Max.CPU Speed (MHz)	ROM (Word)	RAM (Nibble)	I/O	Audio Output (PWM)	H/W Channel (SPU)	Volume Control	CPU CLK OSC. ROSC (Option)	LVR	OTP
2.0~5.5	2	680K	256	16	V	4	V	-	V	V

General Description

GPC74P340B,a 4-bit sound controller, is architected with a four-channel SPU for MIDI playback, a 4-bit RISC CPU, a 14-bit PWM, 8 IOs, 1 input (with pull low resistor ) , 256-nibble RAM, and OTP with density of 64K/ 32K x 12-bit of memory space. The operating voltage ranges from 2.0V through 5.5V and operating speed is 1M/2MHz, configurable through inner oscillator. Other features include Low Voltage Reset, IR carry output, Watchdog, 5 interrupt sources with two Time-bases, etc.

Features

4-bit RISC CPU
CPU Clock: 1M/2M Hz, System clock: 8MHz
Operating Voltage: 2.0V - 5.5V
Regulator built-in with input voltage: 2.0~5.5V, output voltage: 2.0~3.0V
IO : IOA~IOB, IOH3 Operating Voltage: 2.0V - 5.5V
256 nibbles SRAM
14-bit PWM driver for driving speaker directly
64K/32Kx12-bit OTP
Standby mode for power savings
Five interrupt sources with two Time-bases
4-channel Sound Processing Unit (SPU) supports MIDI playback
8 general IOs (bit programmable), 1 input pin with pull low resistor
Key wakeup function
Low voltage reset
Watchdog
Low Voltage Detection
7-level (2.2V/ 2.4V/ 2.6V/ 2.8V/ 3.0V/ 3.3/ 3.6V) voltage detector

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Generalplus Technology Inc.

Products - GPC74P340B

GPC74P340B

General Description

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