参数资料
型号: LTC1098LCS8#TRPBF
厂商: Linear Technology
文件页数: 9/32页
文件大小: 0K
描述: IC A/D CONV 8BIT SRL IN/OUT8SOIC
标准包装: 2,500
位数: 8
采样率(每秒): 33k
数据接口: 串行
转换器数目: 1
功率耗散(最大): 780µW
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
输入数目和类型: 1 个差分,单极
LTC1096/LTC1096L
LTC1098/LTC1098L
17
10968fc
Input Data Word
The LTC1096(L) requires no DIN word. It is permanently
congured to have a single differential input. The conver-
sion result, in which output on the DOUT line is MSB-rst
sequence, followed by LSB sequence providing easy
interface to MSB- or LSB-rst serial ports.
The LTC1098(L) clocks data into the DIN input on the ris-
ing edge of the clock. The input data words are dened
as follows:
Start Bit
The rst “logical one” clocked into the DIN input after CS
goes low is the start bit. The start bit initiates the data
transfer. The LTC1098(L) will ignore all leading zeros which
precede this logical one. After the start bit is received,
the remaining bits of the input word will be clocked in.
Further inputs on the DIN pin are then ignored until the
next CS cycle.
APPLICATIONS INFORMATION
CLK
CS
tCYC
POWER
DOWN
tsuCS
tWAKEUP
DIN
SGL/
DIFF
MSBF
B0*
B1
B2
B3
B4
B5
B6
B7
NULL
BIT
Hi-Z
DOUT
tCONV
tSMPL
HI-Z
START
ODD/
SIGN
DON'T CARE
MSB-FIRST DATA (MSBF = 0)
MSB-FIRST DATA (MSBF = 1)
10968 F02
CLK
CS
tCYC
POWER
DOWN
tsuCS
tWAKEUP
DIN
SGL/
DIFF
MSBF
B0
B1
B2
B3
B4
B5
B6
B7
NULL
BIT
Hi-Z
DOUT
tCONV
tSMPL
HI-Z
START
ODD/
SIGN
DON'T CARE
B7*
B6
B5
B4
B3
B2
B1
*AFTER COMPLETING THE DATA TRANSFER, IF FURTHER CLOCKS ARE APPLIED WITH CS LOW, THE ADC WILL OUTPUT ZEROS INDEFINITELY.
(MSB)
Figure 2. LTC1098(L) Operating Sequence Example: Differential Inputs (CH+, CH)
SGL/
DIFF
ODD/
SIGN
MSBF
START
MUX
ADDRESS
MSB-FIRST/
LSB-FIRST
10968 AI02
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