MK20DX256ZVLK10 Freescale Semiconductor, MK20DX256ZVLK10 Datasheet - Page 23

• 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

6.1.2 JTAG electricals
Freescale Semiconductor, Inc.
Symbol
Symbol
J10
J11
J12
J13
J14
J1
J2
J3
J4
J5
J6
J7
J8
J9
J1
J2
Operating voltage
TCLK frequency of operation
TCLK cycle period
TCLK clock pulse width
TCLK rise and fall times
Boundary scan input data setup time to TCLK rise
Boundary scan input data hold time after TCLK rise
TCLK low to boundary scan output data valid
TCLK low to boundary scan output high-Z
TMS, TDI input data setup time to TCLK rise
TMS, TDI input data hold time after TCLK rise
TCLK low to TDO data valid
TCLK low to TDO high-Z
TRST assert time
TRST setup time (negation) to TCLK high
Operating voltage
TCLK frequency of operation
TCLK cycle period
Description
Description
• Boundary Scan
• JTAG and CJTAG
• Serial Wire Debug
• Boundary Scan
• JTAG and CJTAG
• Serial Wire Debug
• Boundary Scan
• JTAG and CJTAG
• Serial Wire Debug
Table 13. JTAG limited voltage range electricals
K20 Sub-Family Data Sheet Data Sheet, Rev. 6, 9/2011.
Table 14. JTAG full voltage range electricals
Table continues on the next page...
Peripheral operating requirements and behaviors
1/J1
1.71
1/J1
Min.
Min.
100
2.7
50
20
10
20
—
—
—
—
—
0
0
0
0
8
1
8
0
0
0
Max.
Max.
3.6
3.6
10
25
50
25
25
17
17
10
20
40
—
—
—
—
—
—
—
—
—
—
—
3
MHz
MHz
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
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