LTC1065
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at VS = ±5V, fCLK = 500kHz, fC = 5kHz, RL = 10k, TA = 25°C unless otherwise specified.
PARAMETER
Filter Gain
Clock Feedthrough
Wideband Noise (Note 4)
THD + Wideband Noise (Note 5)
Filter Output ± DC Swing
Input Bias Current
Dynamic Input Impedance
Output DC Offset (Note 6)
Output DC Offset Drift
Self-Clocking Frequency (fOSC)
External CLK Pin Logic Thresholds
Power Supply Current
CONDITIONS
VS = ±2.375V, fCLK = 500kHz, fC = 5kHz
fIN = 1kHz
fIN = 2.5kHz
fIN = 4kHz
fIN = 5kHz
fIN = 10kHz
±2.375V ≤ VS ≤ ±7.5V
±2.375V ≤ VS ≤ ±7.5V, 1Hz < f < fCLK
VS = ±7.5V, fC = 20kHz, fIN = 1kHz,
2VRMS ≤ VIN ≤ 2.5VRMS
VS = ±2.375V
VS = ±5V
VS = ±7.5V
VS = ±2.375V
VS = ±5V
VS = ±7.5V
VS = ±2.375V
VS = ±5V
VS = ±7.5V
R (Pin 4 to 5) = 20k, C (Pin 5 to GND) = 470pF
VS = ±2.375V
LTC1065C
LTC1065M
VS = ±5V
LTC1065C
LTC1065M
VS = ±7.5V
LTC1065C
LTC1065M
VS = ±2.375V
Min Logical “1”
Max Logical “0”
VS = ±5V
Min Logical “1”
Max Logical “0”
VS = ±7.5V
Min Logical “1”
Max Logical “0”
VS = ±2.375V, fCLK = 500kHz
LTC1065C
LTC1065M
VS = ±5V, fCLK = 500kHz
LTC1065C
LTC1065M
VS = ±7.5V, fCLK = 500kHz
LTC1065C
LTC1065M
MIN
TYP
MAX
UNITS
●
– 0.225 – 0.185 – 0.145
dB
●
– 1.1
– 1.0 – 0.83
dB
●
– 2.35 – 2.15 – 1.9
dB
●
– 3.35
– 3.1
– 2.7
dB
●
– 14.5 –14.1 –13.0
dB
50
µVRMS
80
µVRMS
– 87
dB
1.5/– 2.0 1.7/– 2.2
●
1.3/– 1.8
4.0/– 4.5 4.3/– 4.8
●
3.8/– 4.3
6.5/– 7.0 6.8/– 7.3
●
6.3/– 6.8
10
800
2
0
±5
–4
10
20
25
V
V
V
V
V
V
nA
MΩ
mV
mV
mV
µV/°C
µV/°C
µV/°C
99
103
112
kHz
●
95
103
112
kHz
●
92
100
112
kHz
100
106
112
kHz
●
98
106
114
kHz
●
97
105
114
khz
102
106
114
kHz
●
101
109
116
kHz
●
100
108
116
kHz
1.43
V
0.47
V
3
V
1
V
4.5
V
1.5
V
2.5
4.0
mA
●
5.5
mA
●
6.0
mA
5.5
9
mA
●
11
mA
●
12
mA
7.0
12.0
mA
●
14.5
mA
●
16.0
mA
1065fb
3