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Products - GPC74C340B

GPC74C340B

Description
Document
Tools
Sample Code
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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	-

General Description

GPC74C, a 4-bit sound controller, is architected with a four-channel SPU for MIDI playback, a 4-bit RISC CPU, a 14-bit PWM, 8/16 IOs and 1 input pin (with pull low resistor ) , 256-nibble RAM, and embedded ROM with density of 32K/ 64K/ 96K/ 128K/ 160K/ 340K/ 680K 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, five 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~IOD, IOH3 Operating Voltage: 2.0V - 5.5V
256 nibbles SRAM
n14-bit PWM driver for driving speaker directly
32K/64K/96K/128K/160K/340K/680K x12-bit ROM for different body
Standby mode for power savings
Five interrupt sources with two Time-bases
4-channel Sound Processing Unit (SPU) supporting MIDI playback
8/16 general IOs (bit programmable), one 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 - GPC74C340B

GPC74C340B

General Description

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