參數(shù)資料
型號: AD2S90
廠商: Analog Devices, Inc.
英文描述: Low Cost, Complete 12-Bit Resolver-to-Digital Converter
中文描述: 低成本,完整的12位分解到數(shù)字轉換器
文件頁數(shù): 3/12頁
文件大小: 168K
代理商: AD2S90
AD2S90
REV. D
–3–
AD2S90
Parameter
Min
Max
Units
Test Conditions/Notes
t
DIR
t
CLK
t
ABN
200
400
250
ns
ns
ns
DIR to CLKOUT Positive Edge
CLKOUT Pulsewidth
CLKOUT Negative Edge to A, B and NM Transition
250
Parameter
AD2S90
Units
Test Conditions/Notes
t
1
t
21
t
3
t
4
t
5
t
6
t
7
150
600
250
250
100
600
150
ns max
ns min
ns min
ns min
ns max
ns min
ns max
CS
to DATA Enable
CS
to 1st SCLK Negative Edge
SCLK Low Pulse
SCLK High Pulse
SCLK Negative Edge to DATA Valid
CS
High Pulsewidth
CS
High to DATA High Z (Bus Relinquish)
NOTE
1
SCLK can only be applied after t
2
has elapsed.
(V
DD
= +5 V
6
5%, V
SS
= –5 V
6
5%, AGND = DGND = 0 V, T
A
= –40
8
C to +85
8
C unless
otherwise noted)
TIMING CHARACTERISTICS
1, 2
LSB
MSB
t
3
t
4
t
5
t
1
t
7
t
6
t*
t
2
*
THE MINIMUM ACCESS TIME: USER DEPENDENT
CSB
SCLK
DATA
Figure 1. Serial Interface
NOTES
1
Timing data are not 100% production tested. Sample tested at +25
°
C only to ensure conformance to data sheet limits. Logic output timing tests carried out using
10 pF, 100 k
load.
2
Capacitance of data pin in high impedance state = 15 pF.
A
B
90
8
180
8
NM
NUMBER OF DEGREES REFERS TO WIDTH RELATIVE TO "A" CYCLE
360
8
Figure 2. Incremental Encoder
CLKOUT
A, B, NM
DIR
COUNTER IS CLOCKED
ON THIS EDGE
t
DIR
t
ABN
t
CLK
Figure 3. DIR/CLKOUT/A, B and NM Timing
相關PDF資料
PDF描述
AD2S90AP Low Cost, Complete 12-Bit Resolver-to-Digital Converter
AD2S93 Low Cost LVDT-to-Digital Converter
AD2S93AP Aluminum Electrolytic Capacitor; Capacitor Type:Industrial Grade; Voltage Rating:350VDC; Capacitor Dielectric Material:Aluminum Electrolytic; Operating Temperature Range:-40 C to +85 C; Capacitance:160uF RoHS Compliant: Yes
AD2S93BP Aluminum Electrolytic Capacitor; Capacitor Type:Industrial Grade; Voltage Rating:150VDC; Capacitor Dielectric Material:Aluminum Electrolytic; Operating Temperature Range:-40 C to +85 C; Capacitance:16uF RoHS Compliant: Yes
AD2S99 Aluminum Electrolytic Capacitor; Capacitor Type:Industrial Grade; Voltage Rating:250VDC; Capacitor Dielectric Material:Aluminum Electrolytic; Operating Temperature Range:-40 C to +85 C; Capacitance:16uF RoHS Compliant: Yes
相關代理商/技術參數(shù)
參數(shù)描述
AD2S90AP 功能描述:IC R/D CONV 12BIT 20-PLCC RoHS:否 類別:集成電路 (IC) >> 接口 - 傳感器和探測器接口 系列:- 其它有關文件:Automotive Product Guide 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:74 系列:- 類型:觸控式傳感器 輸入類型:數(shù)字 輸出類型:數(shù)字 接口:JTAG,串行 電流 - 電源:100µA 安裝類型:表面貼裝 封裝/外殼:20-TSSOP(0.173",4.40mm 寬) 供應商設備封裝:20-TSSOP 包裝:管件
AD2S90APZ 功能描述:IC R/D CONV 12BIT 20-PLCC RoHS:是 類別:集成電路 (IC) >> 接口 - 傳感器和探測器接口 系列:- 其它有關文件:Automotive Product Guide 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:74 系列:- 類型:觸控式傳感器 輸入類型:數(shù)字 輸出類型:數(shù)字 接口:JTAG,串行 電流 - 電源:100µA 安裝類型:表面貼裝 封裝/外殼:20-TSSOP(0.173",4.40mm 寬) 供應商設備封裝:20-TSSOP 包裝:管件
AD2S90APZ-MOOG 制造商:Analog Devices 功能描述:
AD2S90APZ-RL7 功能描述:IC R/D CONV 12BIT 20-PLCC 制造商:analog devices inc. 系列:* 零件狀態(tài):在售 標準包裝:250
AD2S90-EB 制造商:Analog Devices 功能描述:EVALUATION BOARD - Bulk