參數(shù)資料
型號(hào): MPC5604PEF0VLQ4R
廠商: FREESCALE SEMICONDUCTOR INC
元件分類(lèi): 微控制器/微處理器
英文描述: 32-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP144
封裝: 20 X 20 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, ROHS COMPLIANT, LQFP-144
文件頁(yè)數(shù): 66/99頁(yè)
文件大?。?/td> 1130K
代理商: MPC5604PEF0VLQ4R
MPC5604P Microcontroller Data Sheet, Rev. 7
Freescale Semiconductor
69
Eqn. 11
From this formula, in the worst case (when VA is maximum, that is for instance 5 V), assuming to accept a maximum error of
half a count, a constraint is evident on CF value:
Eqn. 12
3.14.2
ADC conversion characteristics
Table 30. ADC conversion characteristics
Symbol
C
Parameter
Conditions1
Value
Unit
Min
Typ
Max
fCK
SR — ADC clock frequency (depends on
ADC configuration)
(The duty cycle depends on AD_clk2
frequency)
—33
—60
MHz
fs
SR — Sampling frequency
1.53
MHz
tADC_S — D Sample time
4
fADC = 20 MHz, INPSAMP = 3
125
ns
fADC = 9 MHz, INPSAMP = 255
28.2
s
tADC_C — P Conversion time
5
fADC = 20 MHz
6, INPCMP = 1
0.650
s
tADC_PU SR — ADC power-up delay (time needed for
ADC to settle exiting from software
power down; PWDN bit = 0)
——
1.5
s
CS
7
— D ADC input sampling capacitance
2.5
pF
CP1
— D ADC input pin capacitance 1
3
pF
CP2
— D ADC input pin capacitance 2
1
pF
RSW1
— D Internal resistance of analog source
VDD_HV_ADC = 5 V ± 10%
0.6
k
VDD_HV_ADC = 3.3 V ± 10%
3
k
RAD
— D Internal resistance of analog source
2
k
IINJ
— T Input current injection
Current injection on one ADC
input, different from the
converted one. Remains within
TUE spec.
–5
5
mA
INL
CC P Integral non-linearity
No overload
–1.5
1.5
LSB
DNL
CC P Differential non-linearity
No overload
–1.0
1.0
LSB
OSE
CC T Offset error
±1
LSB
VA
VA2
------------
CP1 CP2
+CF
+
CP1 CP2
+CF CS
++
--------------------------------------------------------
=
CF 2048 CS
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