LTC1563-2/ LTC1563-3
ELECTRICAL CHARACTERISTICS
The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are T = 25°C.
A
V = Single 4.75V, EN pin to logic “low,” Gain = 1, RFIL = R11 = R21 = R31 = R12 = R22 = R32, specifications apply to both the high
S
speed (HS) and low power (LP) modes unless otherwise noted.
PARAMETER
Stopband Gain, HS Mode, f = 25.6kHz
CONDITIONS
Test Frequency = 51.2kHz (2 • f )
Test Frequency = 102.4kHz (4 • f )
C
MIN
TYP
MAX
UNITS
●
●
–24
–48
–21.5
–46
d B
dB
C
C
V = 4.75V, R = 100k
S
FIL
Passband Gain, HS Mode, f = 256kHz
Test Frequency = 25.6kHz (0.1 • f )
Test Frequency = 128kHz (0.5 • f )
C
●
●
–0.2
–0.5
0
0
0.2
0.5
dB
dB
C
C
V = 4.75V, R = 10k
S
FIL
Stopband Gain, HS Mode, f = 256kHz
Test Frequency = 400kHz (1.56 • f )
●
●
–15.7
–23.3
–13.5
–21.5
dB
dB
C
C
V = 4.75V, R = 10k
Test Frequency = 500kHz (1.95 • f )
S
FIL
C
Passband Gain, LP Mode, f = 25.6kHz
Test Frequency = 2.56kHz (0.1 • f )
●
●
–0.25
–0.6
0
0.25
0.6
dB
dB
C
C
V = 4.75V, R = 100k
Test Frequency = 12.8kHz (0.5 • f )
–0.02
S
FIL
C
Stopband Gain, LP Mode, f = 25.6kHz
Test Frequency = 51.2kHz (2 • f )
●
●
–24
–48
–22
–46.5
dB
dB
C
C
V = 4.75V, R = 100k
Test Frequency = 102.4kHz (4 • f )
S
FIL
C
LTC1563-3 Transfer Function Characteristics
Cutoff Frequency Range, f
HS Mode
V = 3V
●
●
●
5
5
5
256
256
256
kHz
kHz
kHz
C
S
V = 4.75V
S
V = ±5V
S
Cutoff Frequency Range, f
LP Mode
V = 2.7V
●
●
●
5
5
5
25.6
25.6
25.6
kHz
kHz
kHz
C
S
V = 4.75V
S
V = ±5V
S
Cutoff Frequency Accuracy, HS Mode
f = 25.6kHz
C
V = 3V, R = 100k
●
●
●
–2
–2
–2
±2
±2
±2
5.5
5.5
5.5
%
%
%
S
FIL
V = 4.75V, R = 100k
S FIL
V = ±5V, R = 100k
S
FIL
Cutoff Frequency Accuracy, HS Mode
f = 256kHz
C
V = 3V, R = 10k
●
●
●
–2
–2
–2
±2
±2
±2
6
6
6
%
%
%
S
FIL
V = 4.75V, R = 10
S FIL
V = ±5V, R = 10k
S
FIL
Cutoff Frequency Accuracy, LP Mode
f = 25.6kHz
C
V = 2.7V, R = 100k
●
●
●
–3
–3
–3
±3
±3
±3
7
7
7
%
%
%
S
FIL
V = 4.75V, R = 100k
S FIL
V = ±5V, R = 100k
S
FIL
Cutoff Frequency Temperature Coefficient
●
±1
ppm/°C
Passband Gain, HS Mode, f = 25.6kHz
Test Frequency = 2.56kHz (0.1 • f )
●
●
–0.2
–1.0
–0.03
–0.72
0.2
–0.25
dB
dB
C
C
V = 4.75V, R = 100k
Test Frequency = 12.8kHz (0.5 • f )
S
FIL
C
Stopband Gain, HS Mode, f = 25.6kHz
Test Frequency = 51.2kHz (2 • f )
●
●
–13.6
–34.7
–10
–31
dB
dB
C
C
V = 4.75V, R = 100k
Test Frequency = 102.4kHz (4 • f )
S
FIL
C
Passband Gain, HS Mode, f = 256kHz
Test Frequency = 25.6kHz (0.1 • f )
●
●
–0.2
–1.1
–0.03
–0.72
0.2
–0.5
dB
dB
C
C
V = 4.75V, R = 10k
Test Frequency = 128kHz (0.5 • f )
S
FIL
C
Stopband Gain, HS Mode, f = 256kHz
Test Frequency = 400kHz (1.56 • f )
●
●
–8.3
–13
–6
–10.5
dB
dB
C
C
V = 4.75V, R = 10k
Test Frequency = 500kHz (1.95 • f )
S
FIL
C
Passband Gain, LP Mode, f = 25.6kHz
Test Frequency = 2.56kHz (0.1 • f )
●
●
–0.2
–1.0
–0.03
–0.72
0.2
–0.25
dB
dB
C
C
V = 4.75V, R = 100k
Test Frequency = 12.8kHz (0.5 • f )
S
FIL
C
Stopband Gain, LP Mode, f = 25.6kHz
Test Frequency = 51.2kHz (2 • f )
●
●
–13.6
–34.7
–11
–32
dB
dB
C
C
V = 4.75V, R = 100k
Test Frequency = 102.4Hz (4 • f )
S
FIL
C
Note 1: Absolute Maximum Ratings are those value beyond which the life
of a device may be impaired.
4