參數(shù)資料
型號: MCF52235
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: ColdFire Microcontroller
中文描述: ColdFire微控制器
文件頁數(shù): 40/50頁
文件大?。?/td> 656K
代理商: MCF52235
MCF52235 ColdFire Microcontroller, Rev. 3
Preliminary Electrical Characteristics
Freescale Semiconductor
40
Figure 10. Equivalent Circuit for A/D Loading
2.10
DMA Timers Timing Specifications
Table 32
lists timer module AC timings.
2.11
QSPI Electrical Specifications
Table 33
lists QSPI timings.
The values in
Table 33
correspond to
Figure 11
.
Table 32. Timer Module AC Timing Specifications
Name
Characteristic
1
1
All timing references to CLKOUT are given to its rising edge.
Min
Max
Unit
T1
DTIN0 / DTIN1 / DTIN2 / DTIN3 cycle time
3
×
t
CYC
1
×
t
CYC
ns
T2
DTIN0 / DTIN1 / DTIN2 / DTIN3 pulse width
ns
Table 33. QSPI Modules AC Timing Specifications
Name
Characteristic
Min
Max
Unit
QS1
QSPI_CS[3:0] to QSPI_CLK
1
510
t
CYC
QS2
QSPI_CLK high to QSPI_DOUT valid
10
ns
QS3
QSPI_CLK high to QSPI_DOUT invalid (output hold)
2
ns
QS4
QSPI_DIN to QSPI_CLK (input setup)
9
ns
QS5
QSPI_DIN to QSPI_CLK (input hold)
9
ns
1
2
3
Analog Input
4
S1
S2
S3
C1
C2
S/H
C1 = C2 = 1pF
(V
REFH
- V
REFL
)
÷
2
125W ESD Resistor
8pF noise damping capacitor
1
Parasitic capacitance due to package, pin-to-pin and pin-to-package base coupling; 1.8pF
2
Parasitic capacitance due to the chip bond pad, ESD protection devices and signal routing; 2.04pF
3
Equivalent resistance for the channel select mux; 100 ohms
4
Sampling capacitor at the sample and hold circuit. Capacitor C1 is normally disconnected from the input
and is only connected to it at sampling time; 1.4pF
5
Equivalent input impedance, when the input is selected =
ADC CLOCK RATE
1.4
10
12
×
(
)
×
------------------------------------------1
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PDF描述
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MCF52235CAL60 功能描述:32位微控制器 - MCU KIRIN2E EPP RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數(shù)據(jù)總線寬度:32 bit 最大時鐘頻率:90 MHz 程序存儲器大小:64 KB 數(shù)據(jù) RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風格:SMD/SMT
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