ml22620/ml22660可以在外部连接高达128mbit的串行存储器,因此是非常适合长时间语音播放应用的语音合成lsi。
产品采用实现高音质的hq-adpcm、16位d/a转换器和低通滤波器,并内置用来直接驱动扬声器的1.0w单声道扬声器放大器。
语音输出所需的功能已经全部集成于1枚芯片中,因此仅需增加本lsi,即可轻松实现语音功能。

主要规格

 
型号 | ml22660
status | 推荐品
封装 | tqfp32/wqfn32
rohs |

特性:

operating voltage [v]

2.7 to 3.6 or 3.3 to 5.5

operating frequency [mhz]

4.096
4.000

oscillator

built-in
external

operating temperature (min.)[°c]

-40

operating temperature (max.)[°c]

85

rom capacity [bit]

external maximum 128m

number of phrases

4096

maximum playback time

109min *2

cpu i/f

i2c

sp amplifier output [w] / class

1.0/ab-class,
d-class

number of mixing (internal) [ch]

4

others

failure detection

automotive grade

no

aec-q100 standard

no

industrial grade

yes

development support

 
    • reference board
    • rb-s22660tb32
    • supply status
      recommended
      supporuted lsi
      • ml22660 (tqfp32 package)
      composition
      • reference board with tqfp32 socket and external flash memory
      • user's manual
      notes
      • used by connecting to sdcb3.
      • reference board for tqfp32 package.
  • buy
    • reference board
    • rb-s22660gd32
    • supply status
      recommended
      supporuted lsi
      • ml22660 (wqfn32 package)
      composition
      • reference board with wqfn32 socket and external flash memory
      • user's manual
      notes
      • used by connecting to sdcb3.
      • reference board for wqfn32 package.
  • purchase inquiry
    • 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)
  • buy

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