参数资料
型号: LT1011AIS8#TRPBF
厂商: Linear Technology
文件页数: 6/20页
文件大小: 0K
描述: IC VOLTAGE COMPARATOR 5V 8-SOIC
标准包装: 2,500
类型: 通用
元件数: 1
输出类型: 开路集电极
电压 - 电源,单路/双路(±): 3 V ~ 36 V,±1.5 V ~ 18 V
电压 - 输入偏移(最小值): 0.75mV @ ±15V
电流 - 输入偏压(最小值): 0.035µA @ ±15V
电流 - 输出(标准): 50mA
电流 - 静态(最大值): 4mA
CMRR, PSRR(标准): 115dB CMRR
工作温度: -40°C ~ 85°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
安装类型: 表面贴装
包装: 带卷 (TR)
LT1011/LT1011A
14
1011afe
For more information www.linear.com/LT1011
Typical applicaTions
4-Digit (10,000 Count) A/D Converter
Capacitance to Pulse Width Converter
+
+
LT1011
5V
GAIN ADJ
D1
2
8
4
D3
D2
10F
1011 TA20
10F
6
0.01F
R5
4.7k
R3
86.6k
TTL OR CMOS
(OPERATING
ON 5V)
OUTPUT
1s/pF
1
7
3
C**
R2
100k
R1
5k
TH ≥ [CMAX (pF)][1s/pF]
TL ≥ 10 CMAX (1s/pF)
*PW = (R2 + R3)(C)
**TYPICAL 2 SECTIONS OF 365pF VARIABLE
CAPACITOR WHEN USED AS SHAFT ANGLE
INDICATION
THESE COMPONENTS MAY BE ELIMINATED IF
NEGATIVE SUPPLY IS AVAILABLE (–1V TO –15V)
LT1011 IS ≈6pF. THIS IS AN OFFSET TERM.
, INPUT CAPACITANCE OF
( )
R1 + R4
R1
+
LT1011
7
6
1
8
2
3
4
–15V
15V
INPUT
0V TO 10V
C5
0.01F
R5
4.7k
R7
22
R11
6.8K
CLOCK
1MHz
5V
R6
4.7K
R2
18k
R1
1k
ZERO
TRIM
R9
3.65k
R8
3k
R10
1k
FULL-SCALE
TRIM
R3
3.9k
R4
5.6k
C1*
0.1F
C3
0.1F
2N3904
1011 TA19
R12
6.8k
C6
50pF
C2**
15pF
D2
D1
D3
D4
LM329
*
**
ALL DIODES: 1N4148
POLYSTYRENE
NPO
START
≥12ms
15V
6
3
7
4
8
1
2 5
–15V
5V
C4
0.01F
15V
LF398
OUTPUT = 1 COUNT
PER mV, f = 1MHz
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