ZHCSKX3 March 2020 PCM6240-Q1 , PCM6260-Q1 , PCM6340-Q1 , PCM6360-Q1
ADVANCE INFORMATION for pre-production products; subject to change without notice.
| PARAMETER | TEST CONDITIONS | MIN | NOM | MAX | UNIT | ||
|---|---|---|---|---|---|---|---|
| ADC PERFORMANCE FOR LINE INPUT RECORDING | |||||||
| Differential input full-scale AC signal voltage | AC-coupled input, input fault diagnostic not supported | 10 | VRMS | ||||
| DC-coupled input, DC common-mode voltage INxP = INxM = 7.1 V, input fault diagnostic not supported | |||||||
| Single-ended input full-scale AC signal voltage | AC-coupled input, input fault diagnostic not supported | 5 | VRMS | ||||
| DC-coupled input, DC common-mode voltage INxP = INxM = 7.1 V, input fault diagnostic not supported | |||||||
| SNR | Signal-to-noise ratio, A-weighted(1)(2) | IN1 differential AC-coupled input selected and AC signal shorted to ground, 0-dB channel gain | TBD | 109 | dB | ||
| IN1 differential DC-coupled input selected and AC signal shorted to ground, 0-dB channel gain | 109 | ||||||
| IN1 differential DC-coupled input selected and AC signal shorted to ground, 12-dB channel gain | 101 | ||||||
| DR | Dynamic range, A-weighted(2) | IN1 differential AC-coupled input selected and –60-dB full-scale AC signal input, 0-dB channel gain | 110 | dB | |||
| IN1 differential DC-coupled input selected and –60-dB full-scale AC signal input, 0-dB channel gain | 109 | ||||||
| IN1 differential DC-coupled input selected and –72-dB full-scale AC signal input, 12-dB channel gain | 101 | ||||||
| THD+N | Total harmonic distortion(2) | IN1 differential AC-coupled input selected and –1-dB full-scale AC signal input, 0-dB channel gain | –94 | TBD | dB | ||
| IN1 differential DC-coupled input selected and –1-dB full-scale AC signal input, 0-dB channel gain | –94 | ||||||
| IN1 differential DC-coupled input selected and –13-dB full-scale AC signal input, 12-dB channel gain | –92 | ||||||
| Channel gain control range | Programmable 1-dB steps | 0 | 42 | dB | |||
| ADC PERFORMANCE FOR MICROPHONE INPUT RECORDING | |||||||
| Differential input full-scale AC signal voltage(3) | AC-coupled input, input fault diagnostic not supported. CHx_MIC_RANGE register bit is set to high. | 10 | VRMS | ||||
| DC-coupled input, DC differential common-mode voltage INxP – INxM > 3.4 V, DC common-mode voltage INxP < (MICBIAS – 1.7 V) and DC common-mode voltage INxM > 1.7 V. CHx_MIC_RANGE register bit is set to high to support AC differential signal max swing > 2 Vrms(4). | |||||||
| SNR | Signal-to-noise ratio, A-weighted(1)(2) | IN1 differential AC-coupled input selected and AC signal shorted to ground, 0-dB channel gain | 109 | dB | |||
| IN1 differential DC-coupled input selected and AC-signal shorted to ground, DC differential common-mode voltage IN1P – IN1M < 5.0 V, 0-dB channel gain | TBD | 109 | |||||
| DR | Dynamic range, A-weighted(2) | IN1 differential AC-coupled input selected and –60-dB full-scale AC signal input, 0-dB channel gain | 110 | dB | |||
| IN1 differential DC-coupled input selected and –60-dB full-scale AC signal input, DC differential common-mode voltage IN1P – IN1M < 5.0 V, 0-dB channel gain | 109 | ||||||
| THD+N | Total harmonic distortion(2) | IN1 differential AC-coupled input selected and –1-dB full-scale AC signal input, 0-dB channel gain | –94 | dB | |||
| IN1 differential DC-coupled input selected and –15-dB full-scale AC signal input, 0-dB channel gain | –90 | TBD | |||||
| Channel gain control range | Programmable 1-dB steps | 0 | 42 | dB | |||
| ADC OTHER PARAMETERS | |||||||
| Input impedance | Differential input, between INxP and INxM | 50 | kΩ | ||||
| Single-ended input, between INxP and INxM | 25 | ||||||
| Digital volume control range | Programmable 0.5-dB steps | –100 | 27 | dB | |||
| Output data sample rate | Programmable | 7.35 | 768 | kHz | |||
| Output data sample word length | Programmable | 16 | 32 | Bits | |||
| Digital high-pass filter cutoff frequency | First-order IIR filter with programmable coefficients,
–3-dB point (default setting) |
12 | Hz | ||||
| Interchannel isolation | –1-dB full-scale AC signal line-in input to non measurement channel | –132 | dB | ||||
| Interchannel gain mismatch | –6-dB full-scale AC signal line-in input, 0-dB channel gain | 0.1 | dB | ||||
| Interchannel phase mismatch | 1-kHz sinusoidal signal | 0.02 | Degrees | ||||
| PSRR | Power-supply rejection ratio | 100-mVPP, 1-kHz sinusoidal signal on AVDD, differential input selected, 0-dB channel gain | 89 | dB | |||
| CMRR | Common-mode rejection ratio | Differential microphone input selected, 0-dB channel gain, 1-VRMS AC input, 1-kHz signal on both pins and measure level at output | 80 | dB | |||
| MICROPHONE BIAS | |||||||
| MICBIAS noise | BW = 20 Hz to 20 kHz, A-weighted, 1-μF capacitor between MICBIAS and AVSS | 8 | µVRMS | ||||
| MICBIAS voltage | Programmable 0.5-V steps | 5 | 9 | V | |||
| MICBIAS current drive | MICBIAS voltage 9 V | 80 | mA | ||||
| MICBIAS load regulation | MICBIAS voltage 9 V, measured up to maximum load | 0 | 1 | % | |||
| MICBIAS over current protection threshold | 85 | mA | |||||
| INPUT DIAGNOSTICS | |||||||
| Fault monitoring repetition rate | Programmable, DC-coupled input | 1 | 4 | 8 | ms | ||
| Fault response time | Fault monitoring repetition rate 4-ms, DC-coupled input | 16 | ms | ||||
| Threshold voltage for (INxx – AVSS) input shorted to ground | Programmable 60-mV steps, DC-coupled input | 0 | 900 | mV | |||
| Threshold voltage for (INxP – INxM) input shorted together | Programmable 30-mV steps, DC-coupled input | 0 | 450 | mV | |||
| Threshold voltage for (MICBIAS – INxx) input shorted to MICBIAS | Programmable 30-mV steps, DC-coupled input | 0 | 450 | mV | |||
| Threshold voltage for (VBAT – INxx) input shorted to VBAT_IN | Programmable 30-mV steps, DC-coupled input | 0 | 450 | mV | |||
| DIGITAL I/O | |||||||
| VIL | Low-level digital input logic voltage threshold | All digital pins except SDA and SCL, IOVDD 1.8-V operation | –0.3 | 0.35 × IOVDD | V | ||
| All digital pins except SDA and SCL, IOVDD 3.3-V operation | –0.3 | 0.8 | |||||
| VIH | High-level digital input logic voltage threshold | All digital pins except SDA and SCL, IOVDD 1.8-V operation | 0.65 × IOVDD | IOVDD + 0.3 | V | ||
| All digital pins except SDA and SCL, IOVDD 3.3-V operation | 2 | IOVDD + 0.3 | |||||
| VOL | Low-level digital output voltage | All digital pins except SDA and SCL, IOL = –2 mA, IOVDD 1.8-V operation | 0.45 | V | |||
| All digital pins except SDA and SCL, IOL = –2 mA, IOVDD 3.3-V operation | 0.4 | ||||||
| VOH | High-level digital output voltage | All digital pins except SDA and SCL, IOH = 2 mA, IOVDD 1.8-V operation | IOVDD – 0.45 | V | |||
| All digital pins except SDA and SCL, IOH = 2 mA, IOVDD 3.3-V operation | 2.4 | ||||||
| VIL(I2C) | Low-level digital input logic voltage threshold | SDA and SCL | –0.5 | 0.3 × IOVDD | V | ||
| VIH(I2C) | High-level digital input logic voltage threshold | SDA and SCL | 0.7 × IOVDD | IOVDD + 0.5 | V | ||
| VOL1(I2C) | Low-level digital output voltage | SDA, IOL(I2C) = –3 mA, IOVDD > 2 V | 0.4 | V | |||
| VOL2(I2C) | Low-level digital output voltage | SDA, IOL(I2C) = –2 mA, IOVDD ≤ 2 V | 0.2 x IOVDD | V | |||
| IOL(I2C) | Low-level digital output current | SDA, VOL(I2C) = 0.4 V, standard-mode or fast-mode | 3 | mA | |||
| SDA, VOL(I2C) = 0.4 V, fast-mode plus | 20 | ||||||
| IIL | Input logic-low leakage for digital inputs | All digital pins, input = 0 V | –5 | 0.1 | 5 | µA | |
| IIH | Input logic-high leakage for digital inputs | All digital pins, input = IOVDD | –5 | 0.1 | 5 | µA | |
| CIN | Input capacitance for digital inputs | All digital pins | 5 | pF | |||
| RPD | Pulldown resistance for digital I/O pins when asserted on | 20 | kΩ | ||||
| TYPICAL SUPPLY CURRENT CONSUMPTION | |||||||
| IAVDD | Current consumption in hardware shutdown mode | SHDNZ = 0, all device external clocks stopped | 1 | µA | |||
| IBSTVDD, or IHVDD | 0.1 | ||||||
| IIOVDD | 0.1 | ||||||
| IAVDD | Current consumption in sleep mode (software shutdown mode) | All device external clocks stopped | 10 | µA | |||
| IBSTVDD, or IHVDD | 0.1 | ||||||
| IIOVDD | 0.1 | ||||||
| IAVDD | Current consumption when MICBIAS ON, MICBIAS voltage 9 V, 40 mA load, ADC off | fS = 48 kHz, BCLK = 256 × fS | 1.4 | mA | |||
| IBSTVDD | 164.3 | ||||||
| IHVDD | 41.1 | ||||||
| IIOVDD | 0.01 | ||||||
| IAVDD | Current consumption with ADC 2-channel operation at fS 16-kHz, MICBIAS off, PLL on, BCLK = 512 × fS | 13.5 | mA | ||||
| IBSTVDD, or IHVDD | 0 | ||||||
| IIOVDD | 0.2 | ||||||
| IAVDD | Current consumption with ADC 2-channel operation at fS 48-kHz, MICBIAS off, PLL off, BCLK = 512 × fS | 13.5 | mA | ||||
| IBSTVDD, or IHVDD | 0 | ||||||
| IIOVDD | 0.4 | ||||||
| IAVDD | Current consumption with ADC 4-channel operation at fS 48-kHz, MICBIAS off, PLL on, BCLK = 256 × fS | 26 | mA | ||||
| IBSTVDD, or IHVDD | 0 | ||||||
| IIOVDD | 0.6 | ||||||
| IAVDD | Current consumption with ADC 6-channel operation at fS 48 kHz, MICBIAS off, PLL on, BCLK = 256 × fS, (PCM6x60-Q1) | 35 | mA | ||||
| IBSTVDD, or IHVDD | 0 | ||||||
| IIOVDD | 0.8 | ||||||