General
Table 2. V
DD
supply LVD and POR operating requirements (continued)
Symbol
V
LVW1L
V
LVW2L
V
LVW3L
V
LVW4L
V
HYSL
V
BG
t
LPO
Description
Low-voltage warning thresholds — low range
• Level 1 falling (LVWV=00)
• Level 2 falling (LVWV=01)
• Level 3 falling (LVWV=10)
• Level 4 falling (LVWV=11)
Low-voltage inhibit reset/recover hysteresis —
low range
Bandgap voltage reference
Internal low power oscillator period — factory
trimmed
1.74
1.84
1.94
2.04
—
0.97
900
1.80
1.90
2.00
2.10
±40
1.00
1000
1.86
1.96
2.06
2.16
—
1.03
1100
V
V
V
V
mV
V
μs
Min.
Typ.
Max.
Unit
Notes
1. Rising thresholds are falling threshold + hysteresis voltage
5.2.3 Voltage and current operating behaviors
Table 3. Voltage and current operating behaviors
Symbol
V
OH
Description
Output high voltage — Normal drive pad
• 2.7 V ≤ V
DD
≤ 3.6 V, I
OH
= -5 mA
• 1.71 V ≤ V
DD
≤ 2.7 V, I
OH
= -1.5 mA
V
OH
Output high voltage — High drive pad
• 2.7 V ≤ V
DD
≤ 3.6 V, I
OH
= -18 mA
• 1.71 V ≤ V
DD
≤ 2.7 V, I
OH
= -6 mA
I
OHT
V
OL
Output high current total for all ports
Output low voltage — Normal drive pad
• 2.7 V ≤ V
DD
≤ 3.6 V, I
OL
= 5 mA
• 1.71 V ≤ V
DD
≤ 2.7 V, I
OL
= 1.5 mA
V
OL
Output low voltage — High drive pad
• 2.7 V ≤ V
DD
≤ 3.6 V, I
OL
= 18 mA
• 1.71 V ≤ V
DD
≤ 2.7 V, I
OL
= 6 mA
I
OLT
I
IN
I
IN
I
IN
I
OZ
Output low current total for all ports
Input leakage current (per pin) for full temperature
range
Input leakage current (per pin) at 25 °C
Input leakage current (total all pins) for full temperature
range
Hi-Z (off-state) leakage current (per pin)
—
—
—
—
—
—
—
0.5
0.5
100
1
0.025
65
1
V
V
mA
μA
μA
μA
μA
—
—
0.5
0.5
V
V
V
DD
– 0.5
V
DD
– 0.5
—
—
—
100
V
V
mA
V
DD
– 0.5
V
DD
– 0.5
—
—
V
V
Min.
Max.
Unit
Notes
Table continues on the next page...
KL24 Sub-Family Data Sheet Data Sheet, Rev. 3, 9/19/2012.
12
Freescale Semiconductor, Inc.
FREESCALE [ FREESCALE SEMICONDUCTOR, INC ]
