Eqn. 11 From this formula, in the worst case (when V
參數(shù)資料
型號: SPC5604PEF0MLL6
廠商: Freescale Semiconductor
文件頁數(shù): 75/104頁
文件大小: 0K
描述: IC MCU 32BIT 512KB FLASH 100LQFP
標(biāo)準(zhǔn)包裝: 90
系列: MPC56xx Qorivva
核心處理器: e200z0h
芯體尺寸: 32-位
速度: 64MHz
連通性: CAN,F(xiàn)lexRay,LIN,SPI,UART/USART
外圍設(shè)備: DMA,POR,PWM,WDT
輸入/輸出數(shù): 68
程序存儲器容量: 512KB(512K x 8)
程序存儲器類型: 閃存
EEPROM 大小: 64K x 8
RAM 容量: 40K x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 30x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 125°C
封裝/外殼: 100-LQFP
包裝: 托盤
MPC5604P Microcontroller Data Sheet, Rev. 8
Freescale
72
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 31. ADC conversion characteristics
Symbol
C
Parameter
Conditions1
Value
Unit
Min
Typ
Max
VINAN0 SR
ADC0 and shared ADC0/1
analog input voltage2, 3
—VSS_HV_ADV
0
0.3
—VDD_HV_ADV
0
+ 0.3
V
VINAN1 SR
ADC1 analog input voltage2, 4
—VSS_HV_ADV
1
0.3
—VDD_HV_ADV
1
+ 0.3
V
fCK
SR — ADC clock frequency (depends
on ADC configuration)
(The duty cycle depends on
AD_clk5 frequency)
—36
—60
MHz
fs
SR — Sampling frequency
1.53
MHz
tADC_S — D Sample time7
fADC = 20 MHz,
INPSAMP = 3
125
ns
fADC = 9 MHz,
INPSAMP = 255
28.2
s
tADC_C — P Conversion time8
fADC = 20 MHz9,
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
CS10
— D ADC input sampling
capacitance
——
2.5
pF
CP110 — D ADC input pin capacitance 1
3
pF
CP210 — D ADC input pin capacitance 2
1
pF
VA
VA2
------------
CP1 CP2
+CF
+
CP1 CP2
+CF CS
++
--------------------------------------------------------
=
CF 2048 CS
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