IAR-KSK-IMX25 Freescale Semiconductor, IAR-KSK-IMX25 Datasheet - Page 111
![KIT DEVELOPMENT I.MX257, ARM926](/photos/37/58/375862/imx25kbsbd_sml.jpg)
IAR-KSK-IMX25
Manufacturer Part Number
IAR-KSK-IMX25
Description
KIT DEVELOPMENT I.MX257, ARM926
Manufacturer
Freescale Semiconductor
Series
i.MX25r
Type
MCUr
Datasheets
1.MCIMX25WPDKJ.pdf
(2 pages)
2.IAR-KSK-IMX25.pdf
(154 pages)
3.IAR-KSK-IMX25.pdf
(2 pages)
4.IAR-KSK-IMX25.pdf
(57 pages)
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
- MCIMX25WPDKJ PDF datasheet
- IAR-KSK-IMX25 PDF datasheet #2
- IAR-KSK-IMX25 PDF datasheet #3
- IAR-KSK-IMX25 PDF datasheet #4
- Current page: 111 of 154
- Download datasheet (2Mb)
3.7.18
This section describes the electrical specifications, operation modes, and timing of the touchscreen ADC.
3.7.18.1
Table 85
Freescale Semiconductor
Input sampling
capacitance ( C
Resolution
Resistance value
between ref and agndref
Sampling rate (fs)
Internal ADC/TSC clock
frequency
Multiplexed inputs
Data latency
Power-up time
clk falling edge to
sampling delay (tsd)
soc input setup time
before clk rising edge
(tsocst)
soc input hold time after
clk rising edge (tsochld)
eoc delay after clk rise
edge (teoc)
Valid data out delay after
eoc rise edge (tdata)
• ”Tx” and “Rx” refer, respectively, to the transmit and receive sections of the SSI.
• For internal frame sync operation using external clock, the FS timing is the same as that of Tx data (for example, during AC97
mode of operation).
Parameter
shows the electrical specifications for the touchscreen ADC.
Touchscreen ADC Electrical Specifications and Timing
1
S
ADC Electrical Specifications
)
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
No pin/pad capacitance included
With a 250fF load
With a 250fF load
Table 85. Touchscreen ADC Electrical Specifications
Conditions
Timing Characteristics
—
—
—
—
—
—
—
—
—
—
Analog Bias
ADC
Min.
0.5
—
—
—
—
2
2
2
5
12.5
Typ.
1.6
12
14
—
—
8
2
5
1
3
7
8
Max.
1.75
125
—
10
13
—
8
3
6
cycles
cycles
MHz
Unit
kHz
bits
k Ω
clk
pF
clk
—
ns
ns
ns
ns
ns
111
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