MCIMX287CVM4B Freescale, MCIMX287CVM4B Datasheet - Page 27

• Manufacturer Part Number: MCIMX287CVM4B
• Manufacturer: Freescale

Specifications of MCIMX287CVM4B

• Lead Free Status / RoHS Status: Compliant

3.4
3.4.1
This section describes the electrical specifications, including DC and AC information, of Low-Resolution
ADC (LRADC) and High-Speed ADC (HSADC).
3.4.1.1
Table 30
1
Freescale Semiconductor
Input capacitance ( C
Resolution
Maximum sampling rate
(fs)
Power-up time
DC input voltage
Current consumption
VDDA
VDDD
Expected plate resistance
Output pad slew rate
Input pad average
There is no sample and hold circuit in LRADC, so it is only for DC input voltage or ones with very small slope.
(medium drive)
Parameters
hysteresis
Parameter
shows the electrical specifications for the LRADC.
Module Timing and Electrical Parameters
ADC Electrical Specifications
2
LRADC Electrical Specifications
p
3
)
i.MX28 Applications Processor Data Sheet for Consumer Products, Rev. 0
1
Symbol
tps
No pin/pad capacitance included
tih
Test Voltage Test Capacitance
1.7 V–1.9 V
3.0 V–3.6 V
1.7~1.9V
1.7~1.9V
1.7~1.9V
3.0~3.6V
3.0~3.6V
3.0~3.6V
Table 30. LRADC Electrical Specifications
Table 29. CLK-Type GPIO (continued)
AC Electrical Specification
DC Electrical Specification
Conditions
Touchscreen Interface
—
—
—
—
—
10pF
20pF
50pF
10pF
20pF
50pF
—
—
1.50
0.93
0.43
2.40
1.58
0.76
Min Rise/Fall
100
100
1.50
1.00
0.52
2.43
1.53
0.71
Min.
200
—
—
—
0
Max Rise/Fall
0.61
0.39
0.18
0.98
0.65
0.32
Typ.
TBD
75
50
0.5
12
—
—
1
0.63
0.42
0.22
1.05
0.67
0.31
50000
Max.
1.85
428
—
—
units
mV
ns
sample
cycles
Notes
Unit
kHz
bits
mA
mA
pF
Ω
V
—
—
—
—
—
—
—
—
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