参数资料
型号: LTC1069-6CS8#TRPBF
厂商: Linear Technology
文件页数: 4/10页
文件大小: 0K
描述: IC FILTR 8TH ORDER LOWPASS 8SOIC
标准包装: 2,500
滤波器类型: 椭圆,低通开关电容器
频率 - 截止或中心: 14kHz/20kHz
滤波器数: 1
滤波器阶数: 8th
电源电压: 3 V ~ 10 V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
LTC1069-6
3
10696fa
ELECTRICAL CHARACTERISTICS
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
Note 2: The input offset voltage is measured with respect to AGND (Pin 1).
The input (Pin 4) is also shorted to the AGND pin. The analog ground pin
potential is internally set to (0.437)(VSUPPLY).
The
l denotes the specications which apply over the full operating
temperature range. fCUTOFF is the lter’s cutoff frequency and is equal to fCLK/50. The fCLK signal level is TTL or CMOS (clock rise or
fall time ≤ 1s) RL = 10k, VS = 5V, TA = 25°C, unless otherwise specied. All AC gains are measured relative to the passband gain.
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Gain at fCUTOFF
VS = 5V, fCLK = 200kHz
fTEST = 4.0kHz, VIN = 1VRMS
l
– 1.50
– 1.65
–0.07
–0.20
–0.25
db
VS = 3V, fCLK = 200kHz
fTEST = 4.0kHz, VIN = 0.5VRMS
l
–1.5
–1.7
–0.07
0
db
Gain at 1.30fCUTOFF
VS = 5V, fCLK = 200kHz
fTEST = 5.2kHz, VIN = 1VRMS
l
–42
–40
–39
db
VS = 3V, fCLK = 200kHz
fTEST = 5.2kHz, VIN = 0.5VRMS
l
–41
–38
–37
db
Gain at 2.00fCUTOFF
VS = 5V, fCLK = 200kHz
fTEST = 8.0kHz, VIN = 1VRMS
l
–66
–61
–60
db
VS = 3V, fCLK = 200kHz
fTEST = 8.0kHz, VIN = 0.5VRMS
l
–66
–60
–59
db
dB
Gain at 0.95fCUTOFF
VS = 5V, fCLK = 400kHz, fTEST = 7.6kHz, VIN = 1VRMS
VS = 3V, fCLK = 400kHz, fTEST = 7.6kHz, VIN = 0.5VRMS
–0.5
0.15
0
0.5
db
Output DC Offset (Note 1)
VS = 5V, fCLK = 100kHz
VS = 3V, fCLK = 100kHz
50
30
175
135
mV
Output DC Offset Tempco
VS = 5V, VS = 3V
30
μV/°C
Output Voltage Swing (Note 2)
VS = 5V, fCLK = 100kHz
l
3.4
3.2
4.2
VP-P
VS = 3V, fCLK = 100kHz
l
1.6
2.0
VP-P
Power Supply Current
VS = 5V, fCLK = 100kHz
l
1.2
1.60
1.65
mA
VS = 3V, fCLK = 100kHz
l
1
1.40
1.55
mA
Maximum Clock Frequency
VS = 5V
VS = 3V
1
0.7
MHz
Input Frequency Range
0
<(fCLK – 2fC)
Input Resistance
35
50
80
Operating Supply Voltage (Note 3)
310
V
Note 3: The input voltage can swing to either rail (V + or ground); the
output typically swings 50mV from ground and 0.8V from V+.
Note 4: The LTC1069-6 is optimized for 3V and 5V operation. Although
the device can operate with a single 10V supply or ±5V, the total harmonic
distortion will be degraded. For single 10V or ±5V supply operation we
recommend to use the LTC1069-1.
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