co661al-l Connect One Ltd., co661al-l Datasheet - Page 34

• Manufacturer Part Number: co661al-l
• Description: The Co661al-l Ichip Lan? Internet Controller? Is Part Of A Family Of Intelligent Peripheral Devices That Provides Internet Connectivity Solutions To A Myriad Of Embedded Devices
• Manufacturer: Connect One Ltd.

7.4 Selecting the Reset Circuit
7.4.1 RC Network
The Reset signal may be designed with an RC network.
mSec. This is a low-cost solution.
7.4.2 Supervisory Circuit
iChip LAN CO661AL-L Datasheet
GND
Vcc
+
R1
4.7K
GND
1UF/16V
C15
1
4
C11
0.1UF
D
MR
PFI
GND
GND
U3
Vcc
Figure 7-5 Supervisory Reset Circuit
Vcc
MAX708R
RESET
RESET
PFO
10U
10K
Figure 7-4 RC Reset Circuit
NC
6
8
7
5
-RES
τ
-RES
should be greater than 10
iChip Designs
7-3