MK40DN512ZVLL10 Freescale Semiconductor, MK40DN512ZVLL10 Datasheet - Page 31

• Manufacturer Part Number: MK40DN512ZVLL10
• Description: ARM Microcontrollers - MCU KINETIS 512K USB LCD
• Manufacturer: Freescale Semiconductor

Specifications of MK40DN512ZVLL10

• Rohs: yes
• Core: ARM Cortex M4
• Processor Series: K40
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 25 MHz
• Program Memory Size: 512 KB
• Data Ram Size: 128 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: LQFP-100
• Mounting Style: SMD/SMT

4. Crystal startup time is defined as the time between the oscillator being enabled and the OSCINIT bit in the MCG_S register
6.3.3 32 kHz Oscillator Electrical Characteristics
This section describes the module electrical characteristics.
6.3.3.1 32 kHz oscillator DC electrical specifications
1. When a crystal is being used with the 32 kHz oscillator, the EXTAL32 and XTAL32 pins should only be connected to
6.3.3.2 32 kHz oscillator frequency specifications
1. Proper PC board layout procedures must be followed to achieve specifications.
2. This specification is for an externally supplied clock driven to EXTAL32 and does not apply to any other clock input. The
3. The parameter specified is a peak-to-peak value and V
6.4 Memories and memory interfaces
Freescale Semiconductor, Inc.
v
f
Symbol
ec_extal32
ec_extal32
f
being set.
required oscillator components and must not be connected to any other devices.
oscillator remains enabled and XTAL32 must be left unconnected.
clock must be within the range of V
osc_lo
t
start
Symbol
C
V
V
R
BAT
para
pp
F
Oscillator crystal
Crystal start-up time
Externally provided input clock frequency
Externally provided input clock amplitude
1
Description
The 32 kHz oscillator works in low power mode by default and
cannot be moved into high power/gain mode.
Table 18. 32kHz oscillator DC electrical specifications
Table 19. 32 kHz oscillator frequency specifications
Supply voltage
Internal feedback resistor
Parasitical capacitance of EXTAL32 and XTAL32
Peak-to-peak amplitude of oscillation
Description
K40 Sub-Family Data Sheet Data Sheet, Rev. 7, 02/2013.
SS
to V
BAT
.
NOTE
IH
and V
IL
Min.
700
—
—
—
specifications do not apply. The voltage of the applied
Peripheral operating requirements and behaviors
32.768
32.768
1000
1.71
Typ.
Min.
—
—
—
—
Max.
V
Typ.
100
0.6
—
—
—
—
BAT
5
Max.
Unit
kHz
kHz
3.6
mV
ms
—
—
7
Notes
Unit
2,
MΩ
pF
V
V
1
2
3
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