CS8140YDWR24 ON Semiconductor, CS8140YDWR24 Datasheet - Page 9

• Manufacturer Part Number: CS8140YDWR24
• Description: IC REG LDO LIN 500MA 5V 24-SOIC
• Manufacturer: ON Semiconductor

Specifications of CS8140YDWR24

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: 7 ~ 26 V
• Voltage - Dropout (typical): 1.25V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Current - Limit (min): 700mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: CS8140YDWR24OS

V
WDI Held High After a Normal Period
Upper Frequency Threshold After a
OUT
V
ENABLE = LOW (for CS8140 only)
V
WDI Held Low or is too Slow after
WDI Frequency Rises Above the
OUT
OUT
a Normal Period of Operation;
of Operation; ENABLE = LOW
V
Normal Period of Operation;
OUT
When Watchdog is too Fast and
High and ENABLE = HIGH
When Watchdog is Held Low
When Watchdog is too Slow
and ENABLE = HIGH
and ENABLE = HIGH
When Watchdog is Held
ENABLE = HIGH
ENABLE = LOW
Figure 16. Timing Diagrams for Watchdog and ENABLE Functions
ENABLE
ENABLE
ENABLE
ENABLE
ENABLE
ENABLE
ENABLE
RESET
RESET
RESET
RESET
RESET
RESET
RESET
V
V
V
V
V
V
V
WDI
WDI
WDI
WDI
OUT
OUT
OUT
OUT
WDI
WDI
WDI
V
V
V
V
OUT
OUT
OUT
V
V
V
IN
IN
IN
IN
IN
IN
IN
CS8140, CS8141
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
http://onsemi.com
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
POR Normal Operation
POR Normal Operation
Batt
Batt
POR Normal Operation
POR Normal Operation
POR Normal Operation
Batt
POR
Batt
Batt
Batt
Batt
Batt
Batt
Batt
Batt
POR
Batt
9
Batt
Batt
Operation
Operation
Normal
Normal
WDI
low
WDI
high
Sleep Mode
Sleep Mode
Sleep Mode
Slow WDI signal
Fast WDI signal
WDI held High
WDI held Low
POR Normal Operation
POR Normal Operation
POR
Normal Operation