欢迎访问ic37.com |
会员登录 免费注册
发布采购

7809LP 参数 Datasheet PDF下载

7809LP图片预览
型号: 7809LP
PDF下载: 下载PDF文件 查看货源
内容描述: 16位闭锁保护模数转换器 [16-Bit Latchup Protected Analog to Digital Converter]
分类和应用: 转换器模数转换器
文件页数/大小: 23 页 / 463 K
品牌: MAXWELL [ MAXWELL TECHNOLOGIES ]
 浏览型号7809LP的Datasheet PDF文件第4页浏览型号7809LP的Datasheet PDF文件第5页浏览型号7809LP的Datasheet PDF文件第6页浏览型号7809LP的Datasheet PDF文件第7页浏览型号7809LP的Datasheet PDF文件第9页浏览型号7809LP的Datasheet PDF文件第10页浏览型号7809LP的Datasheet PDF文件第11页浏览型号7809LP的Datasheet PDF文件第12页  
16-Bit Latchup Protected Analog to Digital Converter  
7809LP  
TABLE 12. 7809LP CONTROL LINE FUNCTIONS FOR READ AND CONVERT  
DATACL  
SPECIFIC FUNCTION  
CS  
R/C  
BUSY EXT/INT  
PWRD SB/BTC OPERATION  
K
Selecting Output  
Format  
x
x
x
x
x
x
x
x
x
0
3
Serial data is output in  
Binary Twos Comple-  
ment format.  
x
x
x
1
Serial data is output in  
Straight Binary format.  
1. See Figure 4 for constraints on previous data valid during conversion.  
TABLE 13. 7809LP INPUT RANGE CONNECTION  
CONNECT R1IN VIA 200CONNECT R2IN VIA 100Ω  
CONNECT R3IN TO  
ANALOG INPUT RANGE  
IMPEDANCE  
TO  
TO  
±10V  
±5V  
V
AGND  
CAP  
CAP  
22.9 kΩ  
13.3 kΩ  
10.7 kΩ  
13.3kΩ  
10.0 kΩ  
10.7 kΩ  
IN  
AGND  
V
IN  
±3.3V  
V
V
CAP  
IN  
IN  
0V to 10V  
0V to 5V  
0V to 4V  
AGND  
AGND  
V
AGND  
IN  
AGND  
AGND  
V
IN  
V
V
IN  
IN  
TABLE 14. 7809LP CONVERSION AND DATA TIMING  
(T = -40 °C TO 85 °C UNLESS OTHERWISE SPECIFIED)  
A
SYMBOL  
DESCRIPTION  
SUBGROUPS  
MIN  
TYP  
MAX  
UNIT  
t1  
t2  
Convert Pulse Width  
BUSY Delay  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
9, 10, 11  
40  
--  
--  
--  
6000  
65  
8
ns  
ns  
µs  
ns  
ns  
µs  
µs  
µs  
ns  
ns  
ns  
ns  
t3  
BUSY LOW  
--  
--  
t4  
BUSY Delay after End of Conversion  
Aperture Delay  
--  
220  
40  
7.6  
--  
--  
t5  
--  
--  
t6  
Conversion Time  
--  
8
t7  
Acquisition Time  
--  
2
t6 + t7  
t8  
Throughput Time  
--  
9
10  
--  
R/C Low to DATACLK Delay  
DATACLK Period  
--  
450  
440  
75  
125  
t9  
--  
--  
t10  
t11  
Data Valid to DATACLK HIGH Delay  
20  
100  
--  
Data Valid after DATACLK LOW  
Delay  
--  
t12  
External DATACLK  
9, 10, 11  
100  
--  
--  
ns  
01.11.05 Rev 7  
All data sheets are subject to change without notice  
8
©2005 Maxwell Technologies  
All rights reserved.