MPC555CME Freescale Semiconductor, MPC555CME Datasheet - Page 930

• Manufacturer Part Number: MPC555CME
• Description: KIT EVALUATION FOR MPC555
• Manufacturer: Freescale Semiconductor
• Type: Microcontrollerr

Specifications of MPC555CME

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Processor To Be Evaluated: MPC555
• Data Bus Width: 32 bit
• Interface Type: RS-232
• For Use With/related Products: MPC555
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

G.16 QADC64 Electrical Characteristics
MPC555 / MPC556
USER’S MANUAL
Num
NOTES:
100
101
102
103
104
105
106
107
97
98
99
1. Conversion characteristics vary with F
2. The number of conversion cycles is dependent on the IST bits in the CCW register.
3. Assumes that f
4. Assumes F
5. At V
6. Accuracy tested and guaranteed at V
7. This parameter is periodically sampled rather than 100% tested.
8. Absolute error includes 1/2 count (~2.5 mV) of inherent quantization error and circuit (differential, integral, and
9. Input signals with large slew rates or high frequency noise components cannot be converted accurately. These
10. Below disruptive current conditions, the channel being stressed has conversion values of 0x3FF for analog in-
11. Exceeding limit may cause conversion error on stressed channels and on unstressed channels. Transitions
QACR0: PSH =0b01111, PSA = 0b0, PSL = 0b011)
CCW: BYP = 0b0
offset) error. Characteristic assumes that adequate low-pass filtering is present on analog input pins — capacitive
filter with 0.01 µF to 0.1 µF capacitor between analog input and analog ground, typical source isolation imped-
ance of 10 Kbytes.
signals may affect the conversion accuracy of other channels.
puts greater than V
due to the presence of the sample amplifier. Other channels are not affected by non-disruptive conditions.
within the limit do not affect device reliability or cause permanent damage.
QADC Clock (QCLK) Frequency
Conversion Cycles
Conversion Time
F
Min = CCW/IST = 0b00
Max = CCW/IST = 0b11
Stop Mode Recovery Time
Resolution
Absolute (Total Unadjusted) Error
F
DC Disruptive Input Injection Current
Current Coupling Ratio
PQA
PQB
Incremental Error Due to Injection Current
All Channels Have Same 10 KΩ < Rs < 100 KΩ
Channel Under Test has Rs = 10 KΩ, I
Source Impedance At Input
Incremental Capacitance During Sampling
QCLK
QCLK
RH
– V
= 2.0 MHz
= 2.0 MHz
Table G-16 QADC64 Conversion Characteristics (Operating)
RL
QCLK
5
= 5.12 V, one count = 5 mV (at 5.0 V, one count = 4.8875 mV).
SYS
= 2.00 MHz, with clock prescaler values of:
3
1,4
3
= 40 MHz
RH
, 2 Clock Input Sample Time
2
and 0x000 for values less than V
Parameter
17
18
ELECTRICAL CHARACTERISTICS
1
6, 7, 8, 9
RH
QCLK
10, 11, 12, 13, 14
Rev. 15 October 2000
INJ
– V
= +3 mA
rate. Reduced conversion accuracy occurs at max F
RL
(T
19
A
= 5.0 V ± 0.5 V
= T
L
to T
RL
H
Symbol
. This assumes that V
)
C
T
F
I
I
INJ
INJ
E
CONV
T
QCLK
SAMP
CC
AE
R
—
K
INJ
SR
S
15
16
Min
-2.0
0.5
7.0
14
—
-3
-1
—
—
—
—
5
RH
<= V
8x10
8x10
Max
14.0
+1.0
+1.0
100
3.0
2.0
28
10
—
DDA
3
1
5
-5
-5
and V
QCLK
QCLK cycles
MOTOROLA
RL
Counts
Counts
Units
MHz
rate.
mV
mA
KΩ
pF
<= V
µs
µs
G-52
SSA