参数资料
型号: LTC1391IS#TR
厂商: Linear Technology
文件页数: 10/12页
文件大小: 0K
描述: IC MULTIPLEXER 8X1 16SOIC
标准包装: 2,500
功能: 多路复用器
电路: 1 x 8:1
导通状态电阻: 300 欧姆
电压电源: 单/双电源
电压 - 电源,单路/双路(±): 2.7 V,±5V
电流 - 电源: 200nA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 带卷 (TR)
7
LTC1391
sn1391 1391fas
APPLICATIONS INFORMATION
WU
U
Figure 6. Data Sequence for MUX Expansion
B2
B1
B0
CLK
CS
DIN
1391 F06
ENA
A2
A1
A0
ENB
12
34
56
78
To ensure that only one channel is switched on at any one
time, two sets of channel selection bits are needed for
DATA as shown in Figure 6. The first data sequence is used
to switch off one MUX and the second data sequence is
used to select one channel from the other MUX or
vice versa. In other words, if bit “ENA” is high and bit
“ENB” is low, one channel of MUX A is switched on and all
channels of MUX B are switched off. If bit “ENA” is low and
bit “ENB” is high, all channels at MUX A are switched off
and one channel of MUX B is switched on. Care should be
taken to ensure that only one LTC1391 is enabled at any
one time to prevent two channels from being enabled
simultaneously.
Multiplexer Expansion
Several LTC1391s can be daisy-chained to expand the
number of multiplexer inputs. No additional interface
ports are required for the expansion. Figure 5 shows two
LTC1391s connected at their analog outputs to form a
16-to-1multiplexerattheinputtoanLTC1400A/Dconverter.
D2
D1
D3
D4
D5
D2
D1
D3
D4
D5
CLK
DIN
DOUT
1391 F04
12
34
Figure 4. Digital Data Transfer Operation
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
S0
S1
S2
S3
S4
S5
S6
S7
V+
D
V
DOUT
DIN
CS
CLK
GND
ANALOG
INPUTS
LTC1391
A
1
2
3
4
8
7
6
5
VSS
CONV
CLK
DOUT
VCC
AIN
VREF
GND
LTC1400
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
S0
S1
S2
S3
S4
S5
S6
S7
V+
D
V
DOUT
DIN
CS
CLK
GND
LTC1391
B
5V
–5V
5V
DATA IN
CS
CLK
1391 F05
0.1
F
ANALOG
INPUTS
0.1
F
10
F
10
F
OPTIONAL A/D
INPUT FILTER
10
F
0.1
F
0.1
F
0.1
F
DATA
OUT
+
Figure 5. Daisy-Chaining Two LTC1391s for Expansion
bits clocked into the LTC1391 shift register before CS is
taken low select the MUX channel that is turned on. This
allows a series of devices, with the DOUT of one device
connected to the DIN of the next device, to be programmed
with a single data stream.
相关PDF资料
PDF描述
VI-J6B-IX-F4 CONVERTER MOD DC/DC 95V 75W
VI-J64-IX-F4 CONVERTER MOD DC/DC 48V 75W
VI-J63-IX-F1 CONVERTER MOD DC/DC 24V 75W
VI-J62-IX-F1 CONVERTER MOD DC/DC 15V 75W
VI-J61-IX-F3 CONVERTER MOD DC/DC 12V 75W
相关代理商/技术参数
参数描述
LTC1392CN8 功能描述:IC DATA ACQ SYSTEM 10BIT 8-DIP RoHS:否 类别:集成电路 (IC) >> PMIC - 热管理 系列:- 标准包装:2,500 系列:SilentSense™ 功能:温度监控系统(传感器) 传感器类型:内部和外部 感应温度:-55°C ~ 125°C,外部传感器 精确度:±2°C 本地(最大),±3°C 远程(最大) 拓扑:ADC(三角积分型),比较器,寄存器库 输出类型:I²C?/SMBus? 输出警报:是 输出风扇:是 电源电压:2.7 V ~ 5.5 V 工作温度:-55°C ~ 125°C 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽) 供应商设备封装:8-MSOP 包装:带卷 (TR) 其它名称:MIC284-2BMMTRMIC284-2BMMTR-ND
LTC1392CN8#PBF 功能描述:IC DATA ACQ SYSTEM 10BIT 8-DIP RoHS:是 类别:集成电路 (IC) >> PMIC - 热管理 系列:- 标准包装:3,000 系列:- 功能:温度开关 传感器类型:内部 感应温度:85°C 分界点 精确度:±6°C(最小值) 拓扑:ADC(三角积分型),比较器,寄存器库 输出类型:开路漏极 输出警报:是 输出风扇:是 电源电压:2.7 V ~ 5.5 V 工作温度:-55°C ~ 125°C 安装类型:表面贴装 封装/外壳:SC-74A,SOT-753 供应商设备封装:SOT-23-5 包装:带卷 (TR) 其它名称:ADT6501SRJZP085RL7-ND
LTC1392CS8 功能描述:IC DATA ACQ SYSTEM 10BIT 8-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 热管理 系列:- 标准包装:2,500 系列:SilentSense™ 功能:温度监控系统(传感器) 传感器类型:内部和外部 感应温度:-55°C ~ 125°C,外部传感器 精确度:±2°C 本地(最大),±3°C 远程(最大) 拓扑:ADC(三角积分型),比较器,寄存器库 输出类型:I²C?/SMBus? 输出警报:是 输出风扇:是 电源电压:2.7 V ~ 5.5 V 工作温度:-55°C ~ 125°C 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽) 供应商设备封装:8-MSOP 包装:带卷 (TR) 其它名称:MIC284-2BMMTRMIC284-2BMMTR-ND
LTC1392CS8#PBF 功能描述:IC DATA ACQ SYSTEM 10BIT 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 热管理 系列:- 标准包装:3,000 系列:- 功能:温度开关 传感器类型:内部 感应温度:85°C 分界点 精确度:±6°C(最小值) 拓扑:ADC(三角积分型),比较器,寄存器库 输出类型:开路漏极 输出警报:是 输出风扇:是 电源电压:2.7 V ~ 5.5 V 工作温度:-55°C ~ 125°C 安装类型:表面贴装 封装/外壳:SC-74A,SOT-753 供应商设备封装:SOT-23-5 包装:带卷 (TR) 其它名称:ADT6501SRJZP085RL7-ND
LTC1392CS8#PBF 制造商:Linear Technology 功能描述:MONITOR VOLTAGE & TEMP SOIC-8 制造商:Linear Technology 功能描述:MONITOR, VOLTAGE & TEMP, SOIC-8