IAR-KSK-IMX25 Freescale Semiconductor, IAR-KSK-IMX25 Datasheet - Page 102

• Manufacturer Part Number: IAR-KSK-IMX25
• Description: KIT DEVELOPMENT I.MX257, ARM926
• Manufacturer: Freescale Semiconductor
• Series: i.MX25r
• Type: MCUr

Specifications of IAR-KSK-IMX25

• Contents: Board, Cables, CD, Debugger, Power Supply
• Processor To Be Evaluated: I.MX257
• Processor Series: i.MX25
• Data Bus Width: 16 bit
• Interface Type: UART, JTAG, USB, Ethernet, SD/MMC
• Core: ARM926EJ-S
• Silicon Manufacturer: Freescale
• Core Architecture: ARM
• Core Sub-architecture: ARM9
• Silicon Core Number: I.MX2
• Silicon Family Name: I.MX25
• Mcu Supported Families: I.MX25
• For Use With/related Products: i.MX25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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In cases where SDMA TAP is put in the chain, the maximum TCK frequency is limited by the maximum ratio of 1:8 of SDMA
core frequency to TCK. This implies a maximum frequency of 8.25 MHz (or 121.2 ns) for a 66 MHz IPG clock.
V
SJ10
SJ11
SJ12
SJ13
SJ1
SJ2
SJ3
SJ4
SJ5
SJ6
SJ7
SJ8
SJ9
M –
ID
mid point voltage
(Input)
TCK cycle time
TCK clock pulse width measured at
TCK rise and fall times
Boundary scan input data set-up time
Boundary scan input data hold time
TCK low to output data valid
TCK low to output high impedance
TMS, TDI data set-up time
TMS, TDI data hold time
TCK low to TDO data valid
TCK low to TDO high impedance
TRST assert time
TRST set-up time to TCK low
TRST
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
(Input)
TCK
SJ12
Parameter
SJ13
Table 78. SJC Timing Parameters
Figure 75. TRST Timing Diagram
V
M
2
100
Min.
100
40
10
50
10
50
40
—
—
—
—
—
All Frequencies
1
Max.
50
50
44
44
—
—
—
—
—
—
—
—
3
Freescale Semiconductor
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns