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SA5521 Datasheet(PDF) 3 Page - NXP Semiconductors

Part # SA5521
Description  LVDT signal conditioner
PDF  5 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

SA5521 Datasheet(HTML) 3 Page - NXP Semiconductors

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Philips Semiconductors Linear Products
Product specification
NE/SA/SE5521
LVDT signal conditioner
August 31, 1994
903
DC ELECTRICAL CHARACTERISTICS
V+ = VREF = 10V, TA = 0 to 70°C for NE5521, TA = –55 to +125°C for SE5521, TA = –40 to 85°C for SA5521, Frequency = 1kHz, unless
otherwise noted.
SYMBOL
PARAMETER
TEST CONDITIONS
NE5521
SA/SE5521
UNIT
SYMBOL
PARAMETER
TEST CONDITIONS
Min
Typ
Max
Min
Typ
Max
UNIT
VCC
Supply current
12.9
20
12.9
18
mA
IREF
Reference current
5.3
8
5.3
8
mA
VREF
Reference voltage range
5
V+
5
V+
V
PD
Power dissipation
182
280
182
260
mW
Oscillator Section
Oscillator output
RL = 10kΩ
V
REF
8.8
V
REF
8.8
VRMS
THD
Sine wave distortion
No load
1.5
1.5
%
Initial amplitude error
TA = 25°C
0.4
±3
0.4
±3
%
Tempco of amplitude
0.005
0.01
0.005
0.01
%/
°C
Init. accuracy of oscillator freq.
TA = 25°C
±0.9
±5
±0.9
±5
%
Temperature coeff. of frequency1
0.05
0.05
%/
°C
Voltage coeff. of frequency
2.5
3.3
%/V(VREF)
Min OSC (OSC) Load2
300
170
300
170
Ω
Demodulator Section
∈r
Linearity error
5VP-P input
±0.05 ±0.1
±0.05 ±0.1
%FS
Maximum demodulator input
V
REF
2
V
REF
2
VP-P
VOS
Demodulator offset voltage
±1.4
±5
±1.4
±5
mV
TCVOS
Demodulator offset voltage drift
5
25
5
25
µV/5C
IBIAS
Demodulator input current
–600
–234
–500
–234
nA
VR/2 accuracy
±0.1
±1
±0.1
±1
%
Auxiliary Output Amplifier
VOS
Input offset voltage
±0.5
±5
±0.5
±5
mV
IBIAS
Input bias current
–600
–210
–500
–210
nA
IOS
Input offset current
10
50
10
50
nA
AV
Gain
100
385
100
385
V/mV
SR
Slew rate
1.3
1.3
V/
µs
GBW
Unity gain bandwidth product
AV = 1
1.6
1.6
MHz
Output voltage swing
RL = 10kΩ
7
8.2
7
8.2
V
Output short circuit current to
ground or to VCC
TA = 25°C
42
100
42
100
mA
NOTES:
1. This is temperature coefficient of frequency for the device only. It is assumed that CT and RT are fixed in value and CT leakage is fixed over
the operating temperature range.
2. Minimum load impedance for which distortion is guaranteed to be less than 5%.



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