XC6121 TOREX [Torex Semiconductor], XC6121 Datasheet - Page 8

• Manufacturer Part Number: XC6121
• Description: Voltage Detector with Watchdog Function and ON/OFF Control (VDF=1.6V~5.0V)
• Manufacturer: TOREX [Torex Semiconductor]

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■ELECTRICAL CHARACTERISTICS (Continued)
Minimum Pulse Width
Pull-down Resistance
NOTE:
*: In case where no EN/ENB pin’s condition written in the test condition field, EN=V
**: V
*1: The condition when the watchdog pin is ON.
*2: For the XC6122 series only.
*3: For the XC6124 series only.
XC6121/XC6122/XC6123/XC6124
High Level Voltage
High Level Voltage
Low Level Voltage
Low Level Voltage
ENB Pull-down
The EN/ENB pin is CMOS input. For the XC6122 (pull-up resistor) and XC6124 (pull-down resistor),
supply current increases in the following values when the watchdog function is OFF.
Resistance
Resistance
PARAMETER
DFL(T)
XC6122 Series： （V
XC6124 Series：V
EN Pull-up
Watchdog
Watchdog
Watchdog
Watchdog
EN/ENB
EN/ENB
=Setting detect voltage value
(*2)
(*3)
EHBH
V
V
IN
SYMBOL
ENH
ENL/
-V
T
V
V
R
/1.6MΩ（TYP）
R
R
EHL
WDIN
WDH
WDL
ENB
/V
WD
EN
V
）/1.6MΩ（TYP）
ENBL
ENBH
V
IN
V
=6.0V, ENB=6V, R
IN
Apply pulse from 6.0V to 0V
=6.0V, EN=0V, R
V
V
V
V
V
WD
IN
IN
IN
IN
=V
=V
=V
=V
=6V, R
CONDITIONS
to the WD pin.
DFL
DFL
DFL
DFL
V
IN
x 1.1V ~ 6.0V
x 1.1V ~ 6.0V
x 1.1V ~ 6.0V
x 1.1V ~ 6.0V
=6.0V,
WD
Series
=V
ENB
EN
WD
=V
=V
/I
WD
IN
IN
/ I
/ I
EN
ENB
IN
and ENB=V
V
IN x
MIN.
300
300
1.3
1.0
0
0
0.7
SS
.
TYP.
600
1.6
-
-
-
-
-
V
MAX.
IN x
1000
0.35
V
2.4
6
-
IN
0.3
UNITS
MΩ
kΩ
ns
V
V
V
V
Ta = 25
CIRCUIT
⑥
⑥
⑥
⑦
⑧
⑧
⑨
O
C