at T_A = 25°C, AVDD = 3.3 V, IOVDD = 3.3 V, f_IN = 1-kHz sinusoidal signal, f_S = 48 kHz, 32-bit audio data, BCLK = 256 × f_S, TDM slave mode, PLL on, DRE_LVL = –36 dB, channel gain = 0 dB, and linear phase decimation filter (unless otherwise noted); all performance measurements are done with a 20-kHz, low-pass filter, and an A-weighted filter

Differential input

Figure 7-4 THD+N vs Input Amplitude With DRE Enabled

Single-ended input

Figure 7-6 THD+N vs Input Amplitude With DRE Enabled

Differential input with AVDD = 1.8 V and VREF = 1.375 V

Figure 7-8 THD+N vs Input Amplitude With DRE Enabled

Figure 7-10 THD+N vs Input Frequency With a –60-dBr Input

Figure 7-12 THD+N vs Input Frequency With a –1-dBr Input

Single-ended input

Figure 7-14 Input-Referred Noise vs Channel Gain

Figure 7-16 Frequency Response With a –30-dBr Input

Figure 7-18 FFT With Idle Input With DRE Enabled

Figure 7-20 FFT With a –60-dBr Input With DRE Enabled

Figure 7-22 FFT With a –1-dBr Input With DRE Enabled

Figure 7-24 PDM Input THD+N vs Input Amplitude

Figure 7-26 PDM Input FFT With a –60-dBr Input

Differential input

Figure 7-5 THD+N vs Input Amplitude With DRE Disabled

Single-ended input

Figure 7-7 THD+N vs Input Amplitude With DRE Disabled

Differential input with AVDD = 1.8 V and VREF = 1.375 V

Figure 7-9 THD+N vs Input Amplitude With DRE Disabled

Figure 7-11 THD+N vs Input Frequency With a –60-dBr Input

Differential input

Figure 7-13 Input-Referred Noise vs Channel Gain

Figure 7-15 Frequency Response With a –12-dBr Input

Figure 7-17 Power-Supply Rejection Ratio vs Ripple Frequency With 100-mV_PP Amplitude

Figure 7-19 FFT With Idle Input With DRE Disabled

Figure 7-21 FFT With a –60-dBr Input With DRE Disabled

Figure 7-23 FFT With a –1-dBr Input With DRE Disabled

Figure 7-25 PDM Input THD+N vs Input Frequency With a
–20-dBr Input

Figure 7-27 PDM Input Frequency Response With a
–20-dBr Input