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AK7746中文资料
AK7746数据手册规格书PDF详情
General Description
The AK7746 is a highly integrated audio processor, including 5 A/D channels, an input mux that can select 2 stereo pairs from 8 stereo inputs, and an on-chip DSP. High quality analog performance is provided by the ADC’s achieving 98dB (48kHz) dynamic range. The A/D supports sampling frequencies from 8kHz to 96kHz. The AK7746 includes 72kbits of SRAM for audio delay that is suitable for simulated surround functions and speaker compensation.
Features
DSP:
- Word length: 24-bit (Data RAM)
- Instruction cycle time: 27ns (768fs, fs=48kHz )
- Multiplier: 24 x 16 → 40-bit
- Divider: 24 / 24 → 16-bit or 24-bit
- ALU: 34-bit arithmetic operation (Overflow margin: 4bit)
- 24-bit arithmetic and logic operation
- Shift+Register: 1, 2, 3, 4, 6, 8 and 15 bits shifted left 1, 2, 3, 4, 8 and 15 bits shifted right (Other numbers in parentheses are restricted. Provided with indirect shift function)
- Program RAM: 768 x 32-bit
- Coefficient RAM: 1024 x 16-bit
- Data RAM: 256 x 24-bit
- Offset RAM: 48 x 13-bit (6144 x 12-bit / 3072 x 24-bit / 4096 x 12-bit + 1024 x 24-bit )
- Internal Memory: 72kbit SRAM
- Sampling frequency: 8kHz to 96kHz
- Serial interface port for micro-controller
- Master clock: 768fs@48kHz ( generated by PLL from 256fs or 384fs )
- Master/Slave operation
- Serial signal input port ( 8(10) ch ):16/20/24-bit : Output port ( 8ch + 4ch ): 24-bit
ADC: 4 channels (2 channels 2 sets )
- 24-bit 64 x Over-sampling delta sigma
- Sampling frequency: 8kHz to 96kHz
- DR: 98dBA ( fs=48 kHz Full-differential Input )
- S/N : 98dBA ( fs=48 kHz Full-differential Input )
- S/(N+D) : 91dB ( fs= 48 kHz Full-differential Input )
- Digital HPF (fc = 1Hz)
- Single-ended or Full-differential Input
ADC: Monaural 1 channel
- 24-bit 64x Over-sampling delta sigma
- Sampling frequency: 8kHz to 96kHz
- DR: 97dBA ( fs=48 kHz )
- S/N : 97dBA ( fs=48 kHz )
- S/(N+D) : 91dB ( fs= 48 kHz )
Other
- External Jump pin: 3(maximum)
- CRC error check function
- LRCLK and BITCLK input and output for slave mode
- Power supply: +3.3V±0.3V
- Operating temperature range: -40°C~85°C
- Package: 64pin LQFP (0.5mm pitch)
AK7746产品属性
- 类型
描述
- 型号
AK7746
- 制造商
AKM
- 制造商全称
AKM
- 功能描述
Audio DSP with 5-channel 24-bit ADC and Input Mux
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
AKM |
23+ |
原厂原包 |
19960 |
只做进口原装 终端工厂免费送样 |
|||
AKM |
23+ |
TQFP |
7512 |
绝对全新原装!现货!特价!请放心订购! |
|||
AKM |
25+ |
LQFP64 |
2500 |
强调现货,随时查询! |
|||
AKM |
24+ |
QFP |
1169 |
||||
AKM |
2006 |
LQFP64 |
937 |
原装现货海量库存欢迎咨询 |
|||
AKM |
22+ |
QFP |
8200 |
原装现货库存.价格优势!! |
|||
AKM |
20+ |
QFP |
500 |
样品可出,优势库存欢迎实单 |
|||
AKM |
2447 |
QFP |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
|||
AKM |
2138+ |
TQFP |
8960 |
专营BGA,QFP原装现货,假一赔十 |
|||
AKM |
23+ |
LQFP64 |
4500 |
全新原装、诚信经营、公司现货销售! |
AK7746 资料下载更多...
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Asahi Kasei Microsystems 旭化成微电子株式会社
旭化成微电子(Asahi Kasei Microsystems,简称AKM)是旭化成集团旗下的一家子公司,成立于1988年,总部位于日本,是一家专业从事高性能半导体产品开发和制造的公司。AKM主要专注于音频信号处理、传感器和RF(射频)产品领域,提供创新的解决方案以满足不同市场的需求。 AKM以其在音频技术方面的领导地位而闻名,尤其是其高品质音频DAC(数字-模拟转换器)和ADC(模拟-数字转换器),广泛应用于消费电子、汽车电子和专业音频设备等领域。AKM的产品因其卓越的音质和性能而受到市场的高度认可。 此外,AKM还涉足MEMS(微机电系统)传感器和各种环境传感器的开发,致力于提供用于物联网