General
Table 2. VDD supply LVD and POR operating requirements (continued)
Symbol Description
Min.
Typ.
Max.
Unit
Notes
Low-voltage warning thresholds — low range
• Level 1 falling (LVWV=00)
1
VLVW1L
VLVW2L
VLVW3L
VLVW4L
1.74
1.84
1.94
2.04
1.80
1.90
2.00
2.10
1.86
1.96
2.06
2.16
V
V
V
V
• Level 2 falling (LVWV=01)
• Level 3 falling (LVWV=10)
• Level 4 falling (LVWV=11)
VHYSL
Low-voltage inhibit reset/recover hysteresis —
low range
—
40
—
mV
VBG
tLPO
Bandgap voltage reference
0.97
900
1.00
1.03
V
Internal low power oscillator period — factory
trimmed
1000
1100
μs
1. Rising thresholds are falling threshold + hysteresis voltage
5.2.3 Voltage and current operating behaviors
Table 3. Voltage and current operating behaviors
Symbol
Description
Min.
Max.
Unit
Notes
VOH
Output high voltage — Normal drive pad
• 2.7 V ≤ VDD ≤ 3.6 V, IOH = -5 mA
• 1.71 V ≤ VDD ≤ 2.7 V, IOH = -1.5 mA
1
VDD – 0.5
VDD – 0.5
—
—
V
V
VOH
Output high voltage — High drive pad
• 2.7 V ≤ VDD ≤ 3.6 V, IOH = -18 mA
• 1.71 V ≤ VDD ≤ 2.7 V, IOH = -6 mA
1
VDD – 0.5
VDD – 0.5
—
—
V
V
IOHT
VOL
Output high current total for all ports
Output low voltage — Normal drive pad
• 2.7 V ≤ VDD ≤ 3.6 V, IOL = 5 mA
• 1.71 V ≤ VDD ≤ 2.7 V, IOL = 1.5 mA
—
100
mA
1
1
—
—
0.5
0.5
V
V
VOL
Output low voltage — High drive pad
• 2.7 V ≤ VDD ≤ 3.6 V, IOL = 18 mA
• 1.71 V ≤ VDD ≤ 2.7 V, IOL = 6 mA
—
—
0.5
0.5
V
V
IOLT
IIN
Output low current total for all ports
—
—
100
1
mA
μA
Input leakage current (per pin) for full temperature
range
2
IIN
IIN
Input leakage current (per pin) at 25 °C
—
—
0.025
65
μA
μA
2
2
Input leakage current (total all pins) for full temperature
range
IOZ
Hi-Z (off-state) leakage current (per pin)
—
1
μA
Table continues on the next page...
KL24 Sub-Family Data Sheet Data Sheet, Rev. 3, 9/19/2012.
12
Freescale Semiconductor, Inc.
FREESCALE [ Freescale ]
