參數(shù)資料
型號: MCF52232CAF50
廠商: Freescale Semiconductor
文件頁數(shù): 35/55頁
文件大?。?/td> 0K
描述: IC MCU 32BIT 128K FLASH 80-LQFP
標準包裝: 90
系列: MCF5223x
核心處理器: Coldfire V2
芯體尺寸: 32-位
速度: 50MHz
連通性: 以太網(wǎng),I²C,SPI,UART/USART
外圍設備: DMA,LVD,POR,PWM,WDT
輸入/輸出數(shù): 56
程序存儲器容量: 128KB(128K x 8)
程序存儲器類型: 閃存
RAM 容量: 32K x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 3.6 V
數(shù)據(jù)轉換器: A/D 8x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 80-LQFP
包裝: 托盤
MCF52235 ColdFire Microcontroller Data Sheet, Rev. 10
Electrical Characteristics
Freescale Semiconductor
40
2.8.4
Transceiver Characteristics
2.9
Analog-to-Digital Converter (ADC) Parameters
Table 35 lists specifications for the analog-to-digital converter.
Table 33. 10BASE-T Transceiver Characteristics
Parameter
Symbol
Min
Typ
Max
Units
Test Conditions
Peak differential output voltage
VOP
2.2
2.5
2.8
V
With specified transformer and line
replaced by 100
(±1%) load
Transmit timing jitter
0
2
11
ns
Using line model specified in the
IEEE 802.3
Receive dc input impedance
Zin
—10
k
0.0 < Vin < 3.3 V
Receive differential squelch level
Vsquelch
300
400
585
mV
3.3 MHz sine wave input
Table 34. 100BASE-TX Transceiver Characteristics
Parameter
Symbol
Min
Typ
Max
Units
Test Conditions
Transmit Peak Differential Output
Voltage
VOP
0.95
1.00
1.05
V
With specified transformer and line
replaced by 100
(±1%) load
Transmit Signal Amplitude
Symmetry
Vsym
98
100
102
%
With specified transformer and line
replaced by 100
(±1%) load
Transmit Rise/Fall Time
trf
3
4
5
ns
With specified transformer and line
replaced by 100
(±1%) load
Transmit Rise/Fall Time Symmetry
trfs
–0.5
0
+0.5
ns
See IEEE 802.3 for details
Transmit Overshoot/UnderShoot
Vosh
—2.5
5
%
Transmit Jitter
0
.6
1.4
ns
Receive Common Mode Voltage
Vcm
—1.6
V
VDDRX = 2.5 V
Receiver Maximum Input Voltage
Vmax
——
4.7
V
VDDRX = 2.5 V. Internal circuits
protected by divider in shutdown
Table 35. ADC Parameters1
Name
Characteristic
Min
Typical
Max
Unit
VREFL
Low reference voltage
VSS
—VREFH
V
VREFH
High reference voltage
VREFL
—VDDA
V
VDDA
Analog supply voltage
3.0
3.3
3.6
V
VADIN
Input voltages
VREFL
—VREFH
V
RES
Resolution
12
12
bits
INL
Integral non-linearity (full input signal range)2
2.5
3LSB3
INL
Integral non-linearity (10% to 90% input signal range)4
2.5
3LSB
DNL
Differential non-linearity
–1 < DNL <
1<1LSB
Monotonicity
Guaranteed
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