ml22q234/244/254仅需从mcu输入简单的指令即可轻松播放语音。
具有时钟同步串行接口、独立型接口和i2c接口,可满足客户不同的需求。
另外,不仅具备高音质、高压缩算法hq-adpcm、振荡电路、1w单声道d类扬声器放大器等语音输出
所需的功能,还具有改写来自mcu的语音数据的功能。
仅需添加本lsi,即可轻松实现语音功能。
主要规格
特性:
operating voltage [v]
2.0 to 5.5
operating frequency [mhz]
8.192
oscillator
built-in
operating temperature (min.)[°c]
-40
operating temperature (max.)[°c]
85
rom capacity [bit]
flash
692k *2
number of phrases
30/62
maximum playback time
34sec *1
cpu i/f
stand-alone
sp amplifier output [w] / class
1.0/
d-class
number of mixing (internal) [ch]
1
others
disconnection and short circuit detection function
automotive grade
no
aec-q100 standard
no
industrial grade
yes
development support
-
- development kit
- sdck3
- supply status
- recommended
- supporuted lsi
- ml22530, q532, q533, q535
- ml22620, q623, q624, q625, q626
- ml22660, q663, q664, q665, q666
- ml22q234, q244, q254
- ml22q274, q284, q294
- ml22572, 573, q573, q553, ml22594
- ml22q374, q394
- ml22562, 563, q563
- ml22823, 824, 825
- ml22863, 864, 865
- composition
- software: speech lsi utility, wave editor, sdcb controller
- hardware: sound device control board 3 [sdcb3], accessories (usb cable)
-
- reference board
- rb-s22q244td20
- supply status
- recommended
- supporuted lsi
- ml22q244
- composition
- reference board with tssop20 socket
- user's manual
- notes
- used by connecting to sdcb3.
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