MK20DX256ZVLK10 Freescale Semiconductor, MK20DX256ZVLK10 Datasheet - Page 31

• Manufacturer Part Number: MK20DX256ZVLK10
• Description: KINETIS 256K USB
• Manufacturer: Freescale Semiconductor

Specifications of MK20DX256ZVLK10

• Processor Series: K20
• Core: ARM Cortex M4
• Data Bus Width: 16 bit
• Program Memory Type: Flash
• Program Memory Size: 256 KB
• Data Ram Size: 128 KB
• Interface Type: USB, CAN, SPI, I2C, UART
• Maximum Clock Frequency: 100 MHz
• Number Of Programmable I/os: 2
• Number Of Timers: 2
• Operating Supply Voltage: 1.71 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Package / Case: LQFP-80
• Operating Temperature Range: - 40 C to + 105 C
• Processor To Be Evaluated: MK20DX256ZVLK10
• Supply Current (max): 185 mA
• Lead Free Status / Rohs Status: No

1. The EXTAL32 and XTAL32 pins should only be connected to required oscillator components and must not be connected to
6.3.3.2 32kHz oscillator frequency specifications
1. Proper PC board layout procedures must be followed to achieve specifications.
6.4 Memories and memory interfaces
6.4.1 Flash (FTFL) electrical specifications
This section describes the electrical characteristics of the FTFL module.
6.4.1.1 Flash timing specifications — program and erase
The following specifications represent the amount of time the internal charge pumps are
active and do not include command overhead.
1. Maximum time based on expectations at cycling end-of-life.
Freescale Semiconductor, Inc.
t
hversblk256k
Symbol
Symbol
t
Symbol
t
hversscr
f
hvpgm4
any other devices.
osc_lo
C
t
C
V
start
para
load
pp
1
Oscillator crystal
Crystal start-up time
Longword Program high-voltage time
Sector Erase high-voltage time
Erase Block high-voltage time for 256 KB
Description
Description
Parasitical capacitance of EXTAL32 and XTAL32
Internal load capacitance (programmable)
Peak-to-peak amplitude of oscillation
Description
Table 18. 32kHz oscillator DC electrical specifications (continued)
Table 20. NVM program/erase timing specifications
Table 19. 32kHz oscillator frequency specifications
K20 Sub-Family Data Sheet Data Sheet, Rev. 6, 9/2011.
Min.
Min.
—
—
—
—
—
Peripheral operating requirements and behaviors
Min.
—
—
—
32.768
1000
Typ.
Typ.
416
7.5
13
Typ.
0.6
15
5
3616
Max.
Max.
113
18
—
—
Max.
Unit
kHz
Unit
—
—
ms
ms
ms
μs
7
Notes
Notes
Unit
1
1
1
pF
pF
V
31