参数资料
型号: TLC1543IDBRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 11-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20
封装: GREEN, PLASTIC, SSOP-20
文件页数: 10/32页
文件大小: 770K
代理商: TLC1543IDBRG4
www.ti.com
APPLICATION INFORMATION
1000000000
0111111111
0000000010
0000000001
0000000000
1111111110
0
0.0096
2.4528
2.4576
2.4624
Digital
Output
Code
1000000001
1111111101
1111111111
4.9056
4.9104
4.9152
512
511
2
1
0
1022
Step
513
1021
1023
0.0024
VI Analog Input Voltage V
VZT =VZS + 1/2 LSB
VZS
See Notes A and B
4.9080
0.0048
VFT = VFS 1/2 LSB
VFS
Processor
Control
Circuit
Analog
Inputs
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
I/O CLOCK
CS
ADDRESS
DATA OUT
EOC
REF+
REF
GND
TLC1542/43
To Source
Ground
5-V DC Regulator
1
2
3
4
5
6
7
8
9
11
12
15
18
17
16
19
14
13
10
SLAS052G – MARCH 1992 – REVISED JANUARY 2006
A.
This curve is based on the assumption that Vref+ and Vref- have been adjusted so that the voltage at the transition
from digital 0 to 1 (VZT) is 0.0024 V and the transition to full scale (VFT) is 4.908 V. 1 LSB = 4.8 mV.
B.
The full-scale value (VFS) is the step whose nominal midstep value has the highest absolute value. The zero-scale
value (VZS) is the step whose nominal midstep value equals zero.
Figure 15. Ideal Conversion Characteristics
Figure 16. Serial Interface
18
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