zm33164-3 Zetex Semiconductors plc., zm33164-3 Datasheet - Page 4

• Manufacturer Part Number: zm33164-3
• Description: Zm33164-3 - Supply Voltage Monitor
• Manufacturer: Zetex Semiconductors plc.

Issue 4 - July 2006
© Zetex Semiconductors plc 2006
TIMING DIAGRAM
APPLICATION CIRCUIT
Note 4: A time delayed reset can be accomplished with the additional Cd.
ZM33164-3
Threshold
Voltage
Output
T
Vcc
DY
1 V
= RCd ln
Output
Undefined
æ
ç
ç
ç
è
1 −
V
TH ( mpu )
1
V
in
ö
÷
÷
÷
ø
4-102
T
V
V
DY
TH
in
=Time (Seconds)
=Microprocessor Reset Threshold
=Power Supply Voltage
Output
Undefined
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