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SA572F Datasheet(PDF) 2 Page - NXP Semiconductors

Part # SA572F
Description  Programmable analog compandor
PDF  8 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

SA572F Datasheet(HTML) 2 Page - NXP Semiconductors

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Philips Semiconductors RF Communications Products
Product specification
NE/SA572
Programmable analog compandor
October 7, 1987
3
BLOCK DIAGRAM
(7,9)
(6,10)
(3,13)
(16)
(8)
(4,12)
(2,14)
(1,15)
(5,11)
GAIN CELL
RECTIFIER
P.S.
6.8k
10k
BUFFER
10k
270
500
R1
Ω
Ω
∆G
–
+
–
+
DC ELECTRICAL CHARACTERISTICS
Standard test conditions (unless otherwise noted) VCC=15V, TA=25°C; Expandor mode (see Test Circuit). Input signals at unity gain level (0dB)
= 100mVRMS at 1kHz; V1 = V2; R2 = 3.3kΩ; R3 = 17.3kΩ.
SYMBOL
PARAMETER
TEST CONDITIONS
NE572
SA572
UNIT
Min
Typ
Max
Min
Typ
Max
VCC
Supply voltage
6
22
6
22
VDC
ICC
Supply current
No signal
6
6.3
mA
VR
Internal voltage reference
2.3
2.5
2.7
2.3
2.5
2.7
VDC
THD
Total harmonic distortion
(untrimmed)
1kHz CA=1.0µF
0.2
1.0
0.2
1.0
%
THD
Total harmonic distortion
(trimmed)
1kHz CR=10µF
0.05
0.05
%
THD
Total harmonic distortion
(trimmed)
100Hz
0.25
0.25
%
No signal output noise
Input to V1 and V2 grounded
(20–20kHz)
6
25
6
25
µV
DC level shift (untrimmed)
Input change from no signal to
100mVRMS
±20
±50
±20
±50
mV
Unity gain level
–1
0
+1
–1.5
0
+1.5
dB
Large–signal distortion
V1=V2=400mV
0.7
3.0
0.7
3
%
Tracking error (measured
relative to value at unity
Rectifier input
gain)=
V2=+6dB V1=0dB
±0.2
±0.2
[VO–VO (unity gain)]dB
V2=–30dB V1=0dB
±0.5
–1.5
±0.5
–2.5
dB
–V2dB
+0.8
+1.6
Channel crosstalk
200mVRMS into channel A, measured
output on channel B
60
60
dB
PSRR
Power supply rejection ra-
tio
120Hz
70
70
dB



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