CP2114 查看數據表（PDF） - Silicon Laboratories

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CP2114

SINGLE-CHIP USB AUDIO TO I2S DIGITAL AUDIO BRIDGE

Silicon Laboratories 

CP2114

Table 8. I2S Digital Audio Interface Specifications

VDD = 3.3 to 3.6 V, –40 to +85 °C unless otherwise specified.

Parameter

Resolution (analog output)

Test Condition

Resolution (analog input)

MCLK frequency

(SYSCLK = 48 MHz)

(SYSCLK = 49.152 MHz)

LRCK frequency

SCK frequency

(SYSCLK = 48 MHz)

(SYSCLK = 49.152 MHz)

MCLK/LRCK jitter

SCS = 0 (external Si500S clock)

(Register: System_Props, bit: 2)

SCS = 1 (internal oscillator)

(Register: System_Props, bit: 2)

*Note: Measurement bandwidth: 100 Hz –40 kHz.

Min

Typ

Max

Unit

—

16

—

bits

—

15

—

bits

—

12

—

MHz

— 12.288 —

MHz

—

48

—

kHz

—

3.429

—

MHz

—

3.511

—

MHz

—

20

—

ps RMS*

—

140

—

ps RMS*

Table 9. I2C Specifications

VDD = 3.3 to 3.6 V, –40 to +85 °C unless otherwise specified.

Parameter

Test Condition

Min Typ Max Unit

SCL frequency

I2C_CK = 0 (Register: Audio_Props, bit: 5) — 400 — kHz

I2C_CK = 1 (Register: Audio_Props, bit: 5) — 100 —

8

Rev. 1.1

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