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PCM5122 Datasheet(PDF) 9 Page - Texas Instruments |
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PCM5122 Datasheet(HTML) 9 Page - Texas Instruments |
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9 / 107 page  PCM5121, PCM5122 www.ti.com SLAS763A – AUGUST 2012 – REVISED SEPTEMBER 2012 ELECTRICAL CHARACTERISTICS All specifications at TA = 25°C, AVDD = CPVDD = DVDD = 3.3V, fS = 48kHz, system clock = 512fS and 24-bit data unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Resolution 16 24 32 Bits Data Format (PCM Mode) Audio data interface format I2S, left justified, right justified and TDM Audio data bit length 16, 24, 32-bit acceptable Audio data format MSB First, 2s Complement fS (1) Sampling frequency 8 384 kHz Clocks System clock frequency 64, 128, 192, 256, 384, 512, 768, 1024, 1152, 1536, 2048, or 3072 fSCK, up to 50Mhz Clock divider uses fractional divide 6.7 20 MHz D > 0, P=1 PLL Input Frequency (SCL Clock Frequency 400 kHz) Clock divider uses integer divide 1 20 MHz D = 0, P=1 Digital Input/Output Logic Family: 3.3V LVCMOS compatible VIH 0.7×DVDD Input logic level V VIL 0.3×DVDD IIH VIN = VDD 10 Input logic current µA IIL VIN = 0V –10 VOH IOH = –4mA 0.8×DVDD Output logic level V VOL IOL = 4mA 0.22×DVD D Logic Family 1.8V LVCMOS compatible VIH 0.7×DVDD Input logic level V VIL 0.3×DVDD IIH VIN = VDD 10 Input logic current µA IIL VIN = 0V –10 VOH IOH = –2mA 0.8×DVDD Output logic level V VOL IOL = 2mA 0.22×DVD D (1) One sample time si defined as the reciprocal of the sampling frequency. 1tS = 1/fS Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: PCM5121 PCM5122 |
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