TYPICAL PERFORMANCE CHA" />
參數(shù)資料
型號: LTC1286IS8#TRPBF
廠商: Linear Technology
文件頁數(shù): 21/24頁
文件大?。?/td> 0K
描述: IC CONV A/D SAMPLING 12BIT 8SOIC
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 12
采樣率(每秒): 12.5k
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 1.25mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOIC
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個差分,單極
6
LTC1286/LTC1298
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
INPUT FREQUENCY (Hz)
1
10k
100
ATTENUATION
(%)
80
90
60
70
40
50
20
30
100k
1M
10M
LTC 1286/98 G26
0
10
TA = 25°C
VCC = VREF = 5V
fSMPL = 12.5kHz
Attenuation vs
Input Frequency
Spurious Free Dynamic Range
vs Frequency
S/(N+D) vs Input Level
INPUT FREQUENCY (Hz)
1k
40
SPURIOUS
FREE
DYNAMIC
RANGE
(dB)
50
60
70
80
10k
100k
1M
LTC 1286/98 G27
30
20
10
0
90
100
TA = 25°C
VCC = VREF = 5V
fSMPL = 12.5kHz
INPUT LEVEL (dB)
–40
0
SIGNAL-TO-NOISE
PLUS
DISTORTION
(dB)
20
10
40
30
60
50
80
70
–30
–20
LT1286/98 G25
–10
0
TA = 25°C
VCC = VREF = 5V
fIN = 1kHz
fSMPL = 12.5kHz
4096 Point FFT Plot
Intermodulation Distortion
Power Supply Feedthrough
vs Ripple Frequency
FREQUENCY (kHz)
0
–60
–40
0
35
LTC 1286/98 G21
–80
–100
12
46
7
–120
–140
–20
MAGNITUDE
(dB)
TA = 25°C
VCC = VREF = 5V
fIN = 5kHz
fCLK = 200kHz
fSMPL = 12.5kHz
FREQUENCY (kHz)
0
–60
–40
0
35
LTC 1286/98 G24
–80
–100
12
46
7
–120
–140
–20
MAGNITUDE
(dB)
TA = 25°C
VCC = VREF = 5V
f1 = 5kHz
f2 = 6kHz
fSMPL = 12.5kHz
RIPPLE FREQUENCY (kHz)
FEEDTHROUGH
(dB)
–50
0
1
100
1000
10000
LTC 1286/98 G22
–100
10
TA = 25°C
VCC = 5V (VRIPPLE = 20mV)
VREF = 5V
fCLK = 200kHz
Maximum Clock Frequency vs
Source Resistance
SOURCE RESISTANCE (k
)
0.1
0
CLOCK
FREQUENCY
(kHz)
50
100
150
200
300
110
LT1286/98 G12
250
+INPUT
–INPUT
RSOURCE
VIN
TA = 25°C
VCC = VREF = 5V
Sample and Hold Aquisition
Time vs Source Resistance
SOURCE RESISTANCE (
)
10
100
1000
LT1286/98 G16
1
0.1
10000
100
S&H
ACQUISITION
TIME
(ns)
1000
10000
TA = 25°C
VCC = VREF = 5V
+INPUT
–INPUT
RSOURCE
+
VIN
SUPPLY VOLTAGE (V)
5
9
LT1286/98 G13
6
7
8
250
CLOCK
FREQUENCY
(kHz)
260
270
280
300
290
TA = 25°C
VCC = VREF = 5V
Maximum Clock Frequency vs
Supply Voltage
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