参数资料
型号: TSC2301IGQZR
厂商: Texas Instruments, Inc.
元件分类: Codec
英文描述: PROGRAMMABLE TOUCH SCREEN CONTROLLER WITH STEREO AUDIO CODEC
中文描述: 可编程触摸屏控制器,立体声编解码器
文件页数: 56/92页
文件大小: 1161K
代理商: TSC2301IGQZR
www.ti.com
+
DC/DC
Converter
2.7 V
0.125 V to 1.5 V
V
CC
7.5 k
2.5 k
Battery
0.5 V+
to 6.0 V
V
BAT1
ADC
+
DC/DC
Converter
2.7 V
0.125 V to 1.5 V
V
CC
5.0 k
5.0 k
Battery
0.25 V+
to 3.0 V
V
BAT2
ADC
tcoordinate
2.625 s
tREF
NAVGNBITS
1
conv
4.4 s
(10)
TSC2301
SLAS371D–SEPTEMBER 2002–REVISED AUGUST 2004
Figure 64. VBAT Example Battery Measurement Functional Block Diagrams, VDD = 2.7 V, V
REF
= 2.5 V
Flowcharts which detail the process of making a battery input reading are shown in
Figure 65
and
Figure 66
.
The time needed to make temperature, auxiliary, or battery measurements is given by:
where t
REF
is the reference delay time as given in
Table 14
.
56
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