參數資料
型號: LTC1091ACN8
廠商: Linear Technology
文件頁數: 9/32頁
文件大小: 0K
描述: IC DATA ACQ SYS 10BIT 2CH 8-DIP
標準包裝: 50
類型: 數據采集系統(DAS),ADC
分辨率(位): 10 b
數據接口: 串行
電壓電源: 雙 ±
電源電壓: ±5V,4.5V,10V
工作溫度: -40°C ~ 85°C
安裝類型: 通孔
封裝/外殼: 8-DIP(0.300",7.62mm)
供應商設備封裝: 8-PDIP
包裝: 管件
17
LTC1091/LTC1092
LTC1093/LTC1094
U
S
A
O
PPLICATI
WU
U
I FOR ATIO
MICROWIRE is a trademark of National Semiconductor Corp.
Table 1. Microprocessors with Hardware Serial Interfaces
Compatible with the LTC1091/LTC1092/LTC1093/LTC1094
PART NUMBER
TYPE OF INTERFACE
Motorola
MC6805S2, S3
SPI
MC68HC11
SPI
MC68HC05
SPI
RCA
CDP68HC05
SPI
Hitachi
HD6305
SCI Synchronous
HD63705
SCI Synchronous
HD6301
SCI Synchronous
HD63701
SCI Synchronous
HD6303
SCI Synchronous
HD64180
CSI/O
National Semiconductor
COP400 Family
MICROWIRE
TM
COP800 Family
MICROWIRE/PLUS
NS8050U
MICROWIRE/PLUS
HPC16000 Family
MICROWIRE/PLUS
Texas Instruments
TMS7002
Serial Port
TMS7042
Serial Port
TMS70C02
Serial Port
TMS70C42
Serial Port
TMS32011*
Serial Port
TMS32020
Serial Port
*Requires external hardware
5. Microprocessor Interfaces
The LTC1091/LTC1092/LTC1093/LTC1094 can interface
directly (without external hardware) to most popular
microprocessor (MPU) synchronous serial formats (see
Table 1). If an MPU without a dedicated serial port is used,
then three or four of the MPU’s parallel port lines can be
programmed to form the serial link to the LTC1091/
LTC1092/LTC1093/LTC1094. Included here are one serial
interface example and one example showing a parallel port
programmed to form the serial interface.
1091/2/3/4 F02
CLK
START
MSBF
B9
B8
PROCESSOR
MUST RELEASE
DATA LINE AFTER 4TH
RISING CLK AND BEFORE
THE 4TH FALLING CLK
MPU CONTROLS
DATA LINE AND SENDS
MUX ADDRESS TO LTC1091
LTC1091 TAKES CONTROL OF DATA LINE
ON 4TH FALLING CLK
SGL/
DIFF
ODD/
SIGN
CS
DATA (DIN/DOUT)
12
MSBF
LATCHED
BY LTC1091
34
LTC1091 CONTROLS
DATA LINE AND SENDS
A/D RESULT BACK TO MPU
Figure 2. LTC1091 Operation with DIN and DOUT Tied Together
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