參數(shù)資料
型號(hào): LTC1197IS8
廠商: Linear Technology
文件頁(yè)數(shù): 28/28頁(yè)
文件大小: 0K
描述: IC A/DCONV 10BIT W/SHTDWN 8-SOIC
標(biāo)準(zhǔn)包裝: 100
位數(shù): 10
采樣率(每秒): 500k
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 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: 管件
輸入數(shù)目和類型: 1 個(gè)差分,單極
9
LTC1197/LTC1197L
LTC1199/LTC1199L
Linearity vs Temperature
TEMPERATURE (
°C)
–55
– 30
0
LINEARITY
ERROR
(LSBs)
0.2
0.5
– 5
45
70
1197/99 G19
0.1
0.4
0.3
20
95
120
VCC = 5V
VREF = 5V
fCLK = 7.2MHz
Gain Error vs Temperature
TEMPERATURE (
°C)
–55
– 30
– 1.0
– 1.2
– 1.4
GAIN
ERROR
(LSBs)
0
– 5
45
70
1197/99 G21
– 0.2
– 0.4
– 0.6
– 0.8
20
95
120
VCC = 5V
VREF = 5V
fCLK = 7.2MHz
Offset vs Temperature
TEMPERATURE (
°C)
–55
– 30
– 1.0
OFFSET
VOLTAGE
(LSBs)
0
– 5
45
70
1197/99 G20
– 0.2
– 0.3
– 0.4
– 0.5
– 0.6
– 0.7
– 0.8
– 0.9
– 0.1
20
95
120
VCC = 5V
VREF = 5V
fCLK = 7.2MHz
*As the CLK frequency is decreased from 2MHz, minimum CLK frequency (
error ≤ 0.1LSB)
represents the frequency at which a 0.1LSB shift in any code translation from its 2MHz value
is first detected.
Maximum CLK frequency represents the clock frequency at which a 0.1LSB shift in the error
at any code transition from its 3.5MHz value is first detected.
Acquisition Time
vs Source Resistance
Maximum Clock Frequency
vs Supply Voltage
Maximum Clock Frequency
vs Source Resistance
SOURCE RESISTANCE (
)
100
1000
0.1
ACQUISITION
TIME
(
s)
1
10
100
10000
1197/99 G25
VCC = VREF = 5V
TA = 25°C
+ INPUT
RSOURCE
+
VIN
COM
SUPPLY VOLTAGE (V)
0
MAXIMUM
CLOCK
FREQUENCY
(MHz)
6
8
10
11
8
1197/99 G26
4
2
5
7
9
3
1
0
2
4
6
19
3
5
7
10
VREF = 2.5V
TA = 25°C
SOURCE RESISTANCE (
)
100
MAXIMUM
CLOCK
FREQUENCY
(kHz)
1000
10000
1000
10000
1197/99 G27
VREF = VCC = 5V
TA = 25°C
+ INPUT
RSOURCE
VIN
– INPUT
TEMPERATURE (
°C)
–55
0.1
MINIMUM
CLOCK
FREQUENCY
(kHz)
1
10
100
1000
– 35 – 15
5
25
1197/99 G22
45
65
85 105 125
VREF = 5V
VCC = 5V
Minimum Clock Frequency for
0.1LSB Error* vs Temperature
Digital Input Threshold
vs Supply Voltage
Input Channel Leakage Current
vs Temperature
SUPPLY VOLTAGE (V)
0
LOGIC
THRESHOLD
(V)
3
4
5
8
1197/99 G23
2
1
0
2
4
6
10
TA = 25°C
TEMPERATURE (
°C)
0
LEAKAGE
CURRENT
(nA)
1
10
100
1197/99 G24
0.1
0.01
0.001
25
50
75
125
VREF = 5V
VCC = 5V
ON CHANNEL
OFF CHANNEL
TYPICAL PERFOR A CE CHARACTERISTICS
UW
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