Datasheet > ML22Q553

ML22Q553

更新时间： 2024-01-23 11:23:08

品牌	Logo	应用领域
罗姆 - ROHM		存储
页数	文件大小	规格书
72页	2015K
描述
存储器内置型

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技术参数
数据手册

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ML22Q553 技术参数

生命周期：	Active	Reach Compliance Code：	unknown
风险等级：	5.79	内存集成电路类型：	FLASH
编程电压：	5 V	Base Number Matches：	1

ML22Q553 数据手册

FEDL22Q553-06

ML22Q553-NNN/ML22Q553-xxx

The table below summarizes the differences between the exsisting speech synthesis LSIs (ML225XG and

ML22Q573) and the ML22Q553.

Item

CPU interface

ROM type

ML225XG

Parallel/Serial

MASK

ML22Q573

Serial

FLASH

4 Mbits

ML22Q553

←

ROM capacity

3/4/6 Mbits

2-bit ADPCM2

4-bit ADPCM2

8-bit straight PCM

8-bit non-linear PCM

16-bit straight PCM

HQ-ADPCM

8-bit straight PCM

8-bit non-linear PCM

16-bit straight PCM

Playback method

←

Maximum number of

phrases

256

1024

←

4.0/5.3/6.4/8.0/

10.7/12.0/12.8/

16.0/21.3/24.0/

6.4/8.0/12.0/

12.8/16.0/24.0/

25.6/32.0/48.0

Sampling frequency

(kHz)

25.6/32.0/48.0

4.096 MHz (has a crystal

oscillator circuit built-in)

14-bit voltage-type

Clock frequency

D/A converter

Low-pass filter

←

16-bit voltage-type

FIR interpolation filter

(High-pass interpolation)

Built-in

FIR interpolation filter

Speaker driving

amplifier

1.0 W

(8Ω, DV_DD= 5 V)

←

Yes

←

Over-current

detectible function

for Speaker Pins

Simultaneous sound

production function

(mixing function)

Edit ROM

←

2-channel

4-channel

Yes

29 levels

20 to 1024 ms

(4 ms steps)

Yes

←

Volume control

32 levels

Silence insertion

←

Repeat function

External analog

input

Yes

External speech

data input

Yes

←

Interval at which a

seam is silent during

continuous playback

Power supply

voltage

2.7 V to 5.5 V

4.5 V to 5.5 V

Ambient

temperature

Package

−40°C to +105°C

←

44-pin QFP

30-pin SSOP

*1: Continuous playback as shown below is possible.

(Playback method: 8-bit straight PCM, 8-bit non-linear PCM, 16-bit straight PCM)

1 phrase

No silence interval

2/71

1 234 5 6 7...72

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与ML22Q553相关器件

型号	品牌	描述	获取价格	数据表
ML22Q553-NNNMB	ETC	4-Channel Mixing Speech Synthesis LSI	获取价格
ML22Q563	ROHM	AB类功放内置型	获取价格
ML22Q563-NNNMB	ETC	4-Channel Mixing Speech Synthesis LSI	获取价格
ML22Q563-xxxMB	ETC	4-Channel Mixing Speech Synthesis LSI	获取价格
ML22Q573	ROHM	存储器内置型	获取价格
ML22Q573-NNNMB	ETC	4-Channel Mixing Speech Synthesis LSI	获取价格