NE570 datasheet(3/12 Pages) PHILIPS

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Philips Semiconductors

Product data

NE570

Compandor

2003 Apr 03

ABSOLUTE MAXIMUM RATINGS

SYMBOL

PARAMETER

RATING

UNITS

VCC

Maximum operating voltage

VDC

Tamb

Operating ambient temperature range

0 to +70

°C

Power dissipation

400

AC ELECTRICAL CHARACTERISTICS

VCC = +6 V, Tamb = 25 °C; unless otherwise stated.

SYMBOL

PARAMETER

TEST CONDITIONS

LIMITS

UNITS

SYMBOL

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

VCC

Supply voltage

–

ICC

Supply current

No signal

–

3.2

4.8

IOUT

Output current capability

±20

–

Output slew rate

–

±0.5

–

µs

Gain cell distortion 2

Untrimmed

–

0.3

1.0

Trimmed

–

0.05

–

Resistor tolerance

–

±5

±15

Internal reference voltage

1.7

1.8

1.9

Output DC shift 3

Untrimmed

–

±20

±100

Expandor output noise

No signal, 15 Hz to 20 kHz 1

–

µV

Unity gain level5

–1

dBm

Gain change 2, 4

Tamb = 0 °C to +70 °C

–

±0.1

±0.2

Reference drift 4

Tamb = 0 °C to +70 °C

–

±5

±10

Resistor drift 4

Tamb = 0 °C to +70 °C

–

+1, –0

–

Tracking error (measured relative to value

Rectifier input

Tracking error (measured relative to value

at unity gain) equals [VO – VO (unity gain)]

V dB

V2 = +6 dBm, V1 = 0 dB

–

±0.2

–

dB – V2 dBm

V2 = -30dBm, V1 = 0dB

–

+0.2

–0.5, +1

Channel separation

–

NOTES:

1. Input to V1 and V2 grounded.

2. Measured at 0 dBm, 1 kHz.

3. Expandor AC input change from no signal to 0 dBm.

4. Relative to value at Tamb = 25 °C.

5. 0 dB = 775 mVRMS.

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