MK21DN512VMC5 Freescale Semiconductor, MK21DN512VMC5 Datasheet - Page 12

• Manufacturer Part Number: MK21DN512VMC5
• Description: ARM Microcontrollers - MCU ARM+512Kb+USB+DryIce
• Manufacturer: Freescale Semiconductor

Specifications of MK21DN512VMC5

• Core: ARM Cortex M4
• Processor Series: MK21DN512
• Data Bus Width: 16 bit/32 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 512 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.71 V to 3.6 V
• Operating Temperature Range: - 40 C to + 105 C
• Package / Case: MAPBGA-121
• Mounting Style: SMD/SMT
• A/d Bit Size: 16 bit
• Interface Type: Serial
• Length: 8 mm
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Timers: 2
• On-chip Dac: Yes
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 1.71 V

General
1. Rising thresholds are falling threshold + hysteresis voltage
12
V
Symbol
Symbol
POR_VBAT
V
V
V
V
V
V
V
V
V
V
V
V
LVW1H
LVW2H
LVW3H
LVW4H
LVW1L
LVW2L
LVW3L
LVW4L
V
t
HYSH
LVDH
HYSL
LVDL
LPO
BG
Table 2. V
Falling low-voltage detect threshold — high
range (LVDV=01)
Low-voltage warning thresholds — high range
Low-voltage inhibit reset/recover hysteresis —
high range
Falling low-voltage detect threshold — low range
(LVDV=00)
Low-voltage warning thresholds — low range
Low-voltage inhibit reset/recover hysteresis —
low range
Bandgap voltage reference
Internal low power oscillator period — factory
trimmed
Falling VBAT supply POR detect voltage
Description
Description
• Level 1 falling (LVWV=00)
• Level 2 falling (LVWV=01)
• Level 3 falling (LVWV=10)
• Level 4 falling (LVWV=11)
• Level 1 falling (LVWV=00)
• Level 2 falling (LVWV=01)
• Level 3 falling (LVWV=10)
• Level 4 falling (LVWV=11)
DD
Table 3. VBAT power operating requirements
K21 Sub-Family Data Sheet Data Sheet, Rev. 3, 08/2012.
supply LVD and POR operating requirements (continued)
2.48
2.62
2.72
2.82
2.92
1.54
1.74
1.84
1.94
2.04
0.97
Min.
Min.
900
0.8
—
—
1000
2.56
2.70
2.80
2.90
3.00
1.60
1.80
1.90
2.00
2.10
1.00
Typ.
Typ.
±80
±60
1.1
1100
Max.
Max.
2.64
2.78
2.88
2.98
3.08
1.66
1.86
1.96
2.06
2.16
1.03
1.5
—
—
Freescale Semiconductor, Inc.
Unit
Unit
mV
mV
μs
V
V
V
V
V
V
V
V
V
V
V
V
Notes
Notes
1
1