參數(shù)資料
型號: LTC1863IGN
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 12-/16-Bit, 8-Channel 200ksps ADCs
中文描述: 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
封裝: 0.150 INCH, PLASTIC, SSOP-16
文件頁數(shù): 9/16頁
文件大小: 314K
代理商: LTC1863IGN
LTC1863/LTC1867
9
18637f
APPLICATIOU
APPLICATIOU
W
U
U
Examples of Multiplexer Options
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7/COM
GND (
)
8 Single-Ended
+
+
+
+
+
+
+
4 Differential
+
(
)
(
+
)
+
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7/COM (
)
7 Single-Ended
to CH7/COM
+
+
+
+
+
+
+
+
(
)
(
+
)
+
(
)
(
+
)
+
(
)
(
+
)
GND (
)
Combinations of Differential
and Single-Ended
+
{
CH3
+
+
+
+
+
{
{
{
{
{
18637 AI01
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7/COM
CH0
CH1
CH2
CH4
CH5
CH6
CH7/COM
Analog Input Multiplexer
The analog input multiplexer is controlled by a 7-bit input
data word. The input data word is defined as follows:
SD OS S1 S0 COM UNI SLP
SD = SINGLE/DIFFERENTIAL BIT
OS = ODD/SIGN BIT
S1 = ADDRESS SELECT BIT 1
S0 = ADDRESS SELECT BIT 0
COM = CH7/COM CONFIGURATION BIT
UNI = UNIPOLAR/BIPOLAR BIT
SLP = SLEEP MODE BIT
Tables 1 and 2 show the configurations when COM = 0,
and COM = 1.
Table 1. Channel Configuration (When COM = 0, CH7/COM Pin
Is Used as CH7)
Channel Configuration
SD
OS
S1
S0
COM
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
1
1
0
0
1
0
0
0
0
1
0
1
0
0
1
1
0
0
0
1
1
1
0
1
0
0
0
0
1
0
0
1
0
1
0
1
0
0
1
0
1
1
0
1
1
0
0
0
1
1
0
1
0
1
1
1
0
0
1
1
1
1
0
“+”
CH0
CH2
CH4
CH6
CH1
CH3
CH5
CH7
CH0
CH2
CH4
CH6
CH1
CH3
CH5
CH7
“-”
CH1
CH3
CH5
CH7
CH0
CH2
CH4
CH6
GND
GND
GND
GND
GND
GND
GND
GND
Table 2. Channel Configuration (When COM = 1, CH7/COM Pin
Is Used as COMMON)
Channel Configuration
SD
OS
S1
S0
COM
1
0
0
0
1
1
0
0
1
1
1
0
1
0
1
1
0
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
0
1
"+"
CH0
CH2
CH4
CH6
CH1
CH3
CH5
"-"
CH7/COM
CH7/COM
CH7/COM
CH7/COM
CH7/COM
CH7/COM
CH7/COM
Changing the MUX Assignment “On the Fly”
CH7/COM
(UNUSED)
CH7/COM (
)
1st Conversion
2nd Conversion
+
+
+
+
+
{
{
{
{
CH2
CH3
CH4
CH5
CH2
CH3
CH4
CH5
18637 AI02
相關(guān)PDF資料
PDF描述
LTC1864 12-/16-Bit, 8-Channel 200ksps ADCs
LTC1864L 12-/16-Bit, 8-Channel 200ksps ADCs
LTC1865 12-/16-Bit, 8-Channel 200ksps ADCs
LTC1865L 12-/16-Bit, 8-Channel 200ksps ADCs
LTC1867 12-/16-Bit, 8-Channel 200ksps ADCs
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