欢迎访问ic37.com |
会员登录 免费注册
发布采购

U5020M 参数 Datasheet PDF下载

U5020M图片预览
型号: U5020M
PDF下载: 下载PDF文件 查看货源
内容描述: 数字窗口看门狗定时器 [Digital Window Watchdog Timer]
分类和应用:
文件页数/大小: 8 页 / 110 K
品牌: TEMIC [ TEMIC SEMICONDUCTORS ]
 浏览型号U5020M的Datasheet PDF文件第1页浏览型号U5020M的Datasheet PDF文件第2页浏览型号U5020M的Datasheet PDF文件第3页浏览型号U5020M的Datasheet PDF文件第4页浏览型号U5020M的Datasheet PDF文件第6页浏览型号U5020M的Datasheet PDF文件第7页浏览型号U5020M的Datasheet PDF文件第8页  
U5020M
Figure 7 shows the switch-over from the short to the long
watchdog mode. The wake up signal during the enable
time, t
5
, activates a reset pulse, t
6
.
The watchdog can be switched back from the long to the
short watchdog mode with a low potential at the mode pin
(Pin 12).
t
6
Reset out
t
1
Pin 10
Wake-up
Pins 3 to 8
t
4
Mode
t
5
Pin 12
t
2
Trigger
Pin 11
Enable
95 10640
Pin 9
Figure 7. Pulse diagram of the long watchdog time
Application Hint
In order to prevent the IC from an undesired reset output signal which may be caused by transcients on the supply under
certain conditions a pc board connection from Pin 2 to GND is strongly recommended.
Absolute Maximum Ratings
Parameters
Supply voltage
Output current
Á
Á
Á
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
Á
Á Á
Á
Á
Á
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
Á Á
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
ÁÁÁÁ
Á
Á
Á Á
Á Á
Á
Á
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
Á
Á Á
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
Á Á
ÁÁÁÁÁ
ÁÁÁÁ
Á
Á Á
Á
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
Á Á
Input voltage
Ambient temperature range
Storage temperature range
V
IN
T
amb
T
stg
–0.5 V to V
DD
+ 0.5 V
–40 to +85
–55 to +150
Symbol
V
DD
I
OUT
Value
6.5
"
2
Unit
V
mA
V
°C
°C
Thermal Resistance
Junction ambient
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
Á
Á Á
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ
Á
Á Á
TELEFUNKEN Semiconductors
Rev. A3, 27-Feb-97
5 (8)
Parameters
SO16
Symbol
R
thJA
Value
160
Unit
K/W
Preliminary Information