参数资料
型号: TLV1562IDWR
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 4-CH 10-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO28
封装: 1.27 MM PITCH, GREEN, SOIC-28
文件页数: 33/41页
文件大小: 600K
代理商: TLV1562IDWR
TLV1562
2.7 V TO 5.5 V, HIGH-SPEED LOW-POWER RECONFIGURABLE ANALOG-TO-DIGITAL
CONVERTER WITH 4-INPUT, DUAL S/H, PARALLEL INTERFACE, AND POWER DOWN
SLAS162 – SEPTEMBER 1998
39
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
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
NOTES: 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 39. Ideal 12-Bit ADC Conversion Characteristics
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