ATA2525 데이터 시트보기 (PDF) - Atmel Corporation
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ATA2525 Datasheet PDF : 12 Pages
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3. Electrical Characteristics (Continued)
Tamb = –25°C to +85°C, VS = 4.5V to 5.5V unless otherwise specified.
No. Parameters
Test Conditions
Symbol
Min.
Typ.
Max.
Unit Type*
Test signal:
see Figure 5-6 on page 7
3.4
Minimum detection
threshold current with AC
current disturbance
IIN_AC100 = 3 µA at 100
Hz
VS = 5V,
Tamb = 25°C,
IIN_DC = 1µA,
square pp,
burst N = 16,
f = f0; tPER = 10ms,
see Figure 5-6 on page 7;
BER = 50%(1)
IEemin
–850
pA
C
3.5
Maximum detection
threshold current
Test signal:
see Figure 5-6 on page 7
VS = 5V, Tamb = 25°C,
IIN_DC = 1µA;
square pp,
burst N = 16,
f = f0; tPER = 10ms,
see Figure 5-6 on page 7;
BER = 5%(1)
IEemax
–400
µA
D
4 Controlled Amplifier and Filter
4.1
Maximum value of variable
gain (CGA)
VS = 5V, Tamb = 25°C
GVARMAX
51
dB
D
4.2
Minimum value of variable
gain (CGA)
VS = 5V, Tamb = 25°C
GVARMIN
–5
dB
D
4.3
Total internal
amplification(2)
VS = 5V, Tamb = 25°C
GMAX
71
dB
D
4.4
Center frequency fusing
accuracy of bandpass
VS = 5V, Tamb = 25°C
f0_FUSE
–3
f0
+3
%
A
4.5
Overall accuracy center
frequency of bandpass
f0
–6.7
f0
+4.1
%
C
4.6 BPF bandwidth
–3dB; f0 = 38kHz;
see Figure 5-4 on page 6
B
3.5
kHz
B
*) Type means: A =100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Notes: 1. BER = Bit Error Rate; e.g., BER = 5% means that with P = 20 at the input pin 19...21 pulses can appear at the pin OUT
2. After transformation of input current into voltage
4
ATA2525 [DATASHEET]
4854H–AUTO–03/14
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