SSM6515 datasheet(4/40 Pages) AD

4 / 40 page

Data Sheet

SSM6515

SPECIFICATIONS

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Rev. 0 | 4 of 40

PVDD = 1.8 V, RL = 16 Ω + 33 μH, BCLK = 3.072 MHz, FSYNC = 48 kHz, −40°C to +85°C, AMP_LPM = 0, and DAC_PWR_MODE = 1, unless

otherwise noted. The measurements are taken with a 20 kHz AES17 low-pass filter. The other load impedances used are 8 Ω + 15 μH and 32

Ω + 33 μH.

Table 1.

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

DEVICE CHARACTERISTICS

Differential operation

Full-Scale Output Voltage

0 dBFS to DAC, 16 Ω Load

1.15

V rms

Dynamic Range1

DNR

20 Hz to 20 kHz, −60 dB input

With A Weighted Filter (RMS)

113

With Flat 20 Hz to 20 kHz Filter

110

SNR2

SNR

20 Hz to 20 kHz

With A Weighted Filter (RMS)

113

With Flat 20 Hz to 20 kHz Filter

110

Output Noise

20 Hz to 20 kHz

With A Weighted Filter (RMS)

2.57

μV rms

THD + N Level

−2 dBFS, AMP_LPM = 0, DAC_PWR_MODE = 1

−90

dBV

−2 dBFS, AMP_LPM = 1, DAC_PWR_MODE = 2

−81

dBV

THD + N Ratio

32 Ω Load

POUT = 30 mW

0.003

POUT = 1 mW

0.007

24 Ω Load

POUT = 40 mW

0.003

16 Ω Load

POUT = 60 mW

0.003

8 Ω Load

POUT = 120 mW

0.004

Headphone Output Power

POUT

32 Ω Load

<0.1% THD + N

24 Ω Load

<0.1% THD + N

16 Ω Load

<0.1% THD + N

8 Ω Load

<0.1% THD + N

160

Gain Error

±2.5

DC Offset

VOOS

±0.1

Pop-Click Level

A weighted, peak

0.5

mVp

Resistive Load

Ω

Load Inductance

μH

Common-Mode Output Capacitance

Capacitance from OUTx to GND or PVDD

470

Power Efficiency

From PVDD supply into 16 Ω, 60 mW

Power Supply Rejection Ratio (PSRR)

100 mV p-p at 1 kHz

100 mV p-p at 10 kHz

Input to Output Delay

I2S Mode

fS = 48 kHz

49.4

μs

fS = 96 kHz

22.4

μs

fS = 192 kHz

11.9

μs

PDM Mode

fS = 3.072 MHz, PDM_FILT = 0, DAC_PWR_MODE = 0/1

15.1

μs

fS = 3.072 MHz, PDM_FILT = 1, DAC_PWR_MODE = 0/1

8.7

μs

fS = 3.072 MHz, PDM_FILT = 2, DAC_PWR_MODE = 0/1

7.5

μs

fS = 6.144 MHz, PDM_FILT = 0, DAC_PWR_MODE = 0/1

14.4

μs

fS = 6.144 MHz, PDM_FILT = 1, DAC_PWR_MODE = 0/1

4.6

μs

fS = 6.144 MHz, PDM_FILT = 2, DAC_PWR_MODE = 0/1

3.9

μs

fS = 6.144 MHz, PDM_FILT = 1, DAC_PWR_MODE = 2

5.9

μs

fS = 6.144 MHz, PDM_FILT = 2, DAC_PWR_MODE = 2

5.2

μs

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