参数资料
型号: LTC1417AIGN#PBF
厂商: Linear Technology
文件页数: 23/32页
文件大小: 0K
描述: IC A/D CONV 14BIT SAMPLNG 16SSOP
标准包装: 100
位数: 14
采样率(每秒): 400k
数据接口: MICROWIRE?,串行,SPI?
转换器数目: 1
功率耗散(最大): 27.5mW Unipolar; 44mW Bipolar
电压电源: 双 ±
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-SSOP
包装: 管件
输入数目和类型: 2 个单端,单极;2 个单端,双极;1 个差分,单极;1 个差分,双极
3
LTC1417
sn1417 1417fas
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CIN
Analog Input Capacitance
Between Conversions (Sample Mode)
14
pF
During Conversions (Hold Mode)
3
pF
tACQ
Sample-and-Hold Acquisition Time
q
150
500
ns
tAP
Sample-and-Hold Aperture Time
–1.5
ns
tjitter
Sample-and-Hold Aperture Time Jitter
5
psRMS
CMRR
Analog Input Common Mode Rejection Ratio
0V < (AIN+ = AIN–) < 4.096V (Unipolar)
65
dB
– 2.048V < (AIN+ = AIN–) < 2.048V (Bipolar)
65
dB
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
S/(N + D)
Signal-to-(Noise + Distortion) Ratio
100kHz Input Signal
79
81
dB
THD
Total Harmonic Distortion
100kHz Input Signal, First Five Harmonics
– 85
– 95
dB
SFDR
Spurious Free Dynamic Range
200kHz Input Signal
– 98
dB
IMD
Intermodulation Distortion
fIN1 = 97.3kHz, fIN2 = 104.6kHz
– 97
dB
Full Power Bandwidth
10
MHz
Full Linear Bandwidth
S/(N + D)
≥ 77dB
0.8
MHz
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VREF Output Voltage
IOUT = 0
q
2.480
2.500
2.520
V
VREF Output Tempco
IOUT = 0, 0°C ≤ TA ≤ 70°C
±10
ppm/
°C
IOUT = 0, – 40°C ≤ TA ≤ 85°C
±20
ppm/
°C
VREF Line Regulation
4.75V
≤ VDD ≤ 5.25V
0.05
LSB/V
– 5.25V
≤ VSS ≤ –4.75V
0.05
LSB/V
VREF Output Resistance
0.1mA
|IOUT| ≤ 0.1mA
8
k
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
VDD = 5.25V
q
2.4
V
VIL
Low Level Input Voltage
VDD = 4.75V
q
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
q
±10
A
CIN
Digital Input Capacitance
1.4
pF
VOH
High Level Output Voltage
VDD = 4.75V, IO = – 10A
4.74
V
VDD = 4.75V, IO = – 200A
q
4.0
V
VOL
Low Level Output Voltage
VDD = 4.75V, IO = 160A
0.05
V
VDD = 4.75V, IO = – 1.6mA
q
0.10
0.4
V
IOZ
High-Z Output Leakage DOUT, CLKOUT
VOUT = 0V to VDD, RD High
q
±10
A
COZ
High-Z Output Capacitance DOUT, CLKOUT
RD High (Note 9)
q
15
pF
ISOURCE
Output Source Current
VOUT = 0V
– 10
mA
ISINK
Output Sink Current
VOUT = VDD
10
mA
The q indicates specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. (Note 5)
A ALOG I PUT
U
The q indicates specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. (Note 5)
DY A IC ACCURACY
U
W
I TER AL REFERE CE CHARACTERISTICS
UU
U
DIGITAL I PUTS A D DIGITAL OUTPUTS
U
The q indicates specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. (Note 5)
The q indicates specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. (Note 5)
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