SM5847 Просмотр технического описания (PDF) - Nippon Precision Circuits

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SM5847

High-fidelity Digital Audio, Multi-function Digital Filter

Nippon Precision Circuits  

SM5847AF

SPECIFICATIONS

Absolute Maximum Ratings

VSS = VSSAC = 0 V, VDD = VDDAC

Parameter

Supply voltage range1

Input voltage range

Storage temperature range

Power dissipation

Symbol

VDD, VDDAC

VI

T stg

PD

Condition

≤ 70 °C

≤ 85 °C

Rating

Unit

−0.3 to 6.5

V

VSS − 0.3 to VDD + 0.3

V

−55 to 125

°C

900

mW

700

1. Supply lines for VDD and V D DAC , and ground lines for VSS and V S S AC , should be connected on the printed circuit board to prevent device break-

down due to potential difference when the pow er is applied.

Recommended Operating Conditions

VSS = VSSAC = 0 V, VDD = VDDAC

Parameter

Symbol

Rating

Unit

Supply voltage range1

VDD, VDDAC

3.00 to 5.25

V

Operating temperature range

Ta

−40 to 85

°C

1. The minimum required operating voltage and consequent operating temperature vary with the maximum operating frequency and sampling mode

selected, as shown in the following table.

VSS = VSSAC = 0 V, VDD = VDDAC

Sampling frequency

fs (kHz)

Internal system clock

Mode1

Maximum operating

frequency (MHz)

192fs

37

192

256fs

Not guaranteed

192fs

20.7

1082

256fs

27.6

192fs

18.5

96

256fs

25

192fs

10.6

55.23

256fs

14.2

1. Mode with internal frequency divider ratio set to 1 (CKDV1 = CKDV2 = LOW).

2. 96 kHz + 12.5% variable pitch

3. 48 kHz + 15% variable pitch

Minimum supply voltage Operating temperature

VDD,VDDAC (V)

Ta (°C)

4.75 (5.0 − 5%)

Not guaranteed

3.00 (3.3 − 10%)

4.50 (5.0 − 10%)

3.00 (3.3 − 10%)

3.00 (3.3 − 10%)

3.00 (3.3 − 10%)

3.00 (3.3 − 10%)

−40 to 70

Not guaranteed

−40 to 85

NIPPON PRECISION CIRCUITS—5

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