参数资料
型号: LTC1293CCSW#TRPBF
厂商: Linear Technology
文件页数: 18/28页
文件大小: 0K
描述: IC DATA ACQ SYSTEM 12BIT 16-SOIC
标准包装: 1,000
类型: 数据采集系统(DAS),ADC
分辨率(位): 12 b
采样率(每秒): 46.5k
数据接口: 串行,并联
电压电源: 双 ±
电源电压: ±5V,5V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
供应商设备封装: 16-SOIC
包装: 带卷 (TR)
25
LTC1293/LTC1294/LTC1296
129346fs
Unipolar conversion is requested and the data is output
MSB first. CS is driven at 1/64 the clock rate by the CD4520
and DOUT outputs the data. The output data from the DOUT
pin can be viewed on an oscilloscope that is set up to
trigger on the falling edge of CS (Figure 24).
VERTICAL: 5V/DIV
HORIZONTAL: 2
s/DIV
CLK
FILLS
ZEROES
LSB
(B0)
NULL
BIT
MSB
(B11)
Figure 24. Scope Trace of the
LTC1294/6 “Quick Look” Circuit
Showing A/D Output
101010101010 (AAAHEX)
LTC1293 TA03
1k
22
F
TANTALUM
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
DGND
DVCC
AVCC
CLK
CS
DOUT
DIN
REF+
REF
AGND
V
LTC1294
+
TO/FROM
68HC11
PROCESSOR
+15V
A2
LT1006
30.1k**
1
F
3.92M**
500k
ZERO
°C TRIM
+15V
+
A1
LT1101
A=10
+15V
5VOUT
10
F
500k
400
°C TRIM
12.5k*
12k*
1k*
+
Rplat.
* TRW-IRC MAR-6 RESISTOR – 0.1%
** 1% FILM RESISTOR
Rplat. = 1k
AT 0°C – ROSEMOUNT #118MF
LT1027
Digitally Linearized Platinum RTD Signal Conditioner
TO
OSCILLOSCOPE
LTC1293 F23
CLK
EN
Q1
Q2
Q3
Q4
RESET
VSS
VDD
RESET
Q4
Q3
Q2
Q1
EN
CLK
VIN
f/64
+5V
CLOCK IN
1MHz MAX
22
F
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
DGND
DVCC
AVCC
CLK
CS
DOUT
DIN
REF+
REF
AGND
V
LTC1294
f
CD4520
Figure 23. “Quick Look” Circuit for the LTC1294/6
U
S
A
O
PPLICATI
TYPICAL
A “Quick Look” Circuit for the LTC1294/6
Users can get a quick look at the function and timing of the
LTC1294/6 by using the following simple circuit (Figure
23). VREF is tied to VCC. DIN is tied high which means VIN
should be applied to the CH7 with respect to COM. A
U
S
A
O
PPLICATI
WU
U
I FOR ATIO
CS
D
OUT
相关PDF资料
PDF描述
MS3452W20-33P CONN RCPT 11POS BOX MNT W/PINS
LTC1293CCSW#TR IC DATA ACQ SYS 12BIT 5V 16SOIC
MS3452L20-33P CONN RCPT 11POS BOX MNT W/PINS
LTC1294CCSW#TRPBF IC DATA ACQ SYSTEM 12BIT 20-SOIC
LTC1294CCSW#TR IC DATA ACQ SYS 12BIT 5V 20SOIC
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