參數(shù)資料
型號(hào): MC9328MX21SCVKR2
廠商: Freescale Semiconductor
文件頁數(shù): 5/88頁
文件大?。?/td> 0K
描述: IC MCU I.MX21 266MHZ 289-MAPBGA
標(biāo)準(zhǔn)包裝: 1,000
系列: i.MX21
核心處理器: ARM9
芯體尺寸: 32-位
速度: 266MHz
連通性: 1 線,EBI/EMI,I²C,IrDA,MMC,智能卡,SPI,SSI,UART/USART,USB OTG
外圍設(shè)備: DMA,I²S,LCD,POR,PWM,WDT
輸入/輸出數(shù): 192
程序存儲(chǔ)器類型: ROMless
電壓 - 電源 (Vcc/Vdd): 1.45 V ~ 3.3 V
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 289-LFBGA
包裝: 帶卷 (TR)
Specifications
MC9328MX21S Technical Data, Rev. 1.3
Freescale Semiconductor
13
3.2
Recommended Operating Range
Table 4 provides the recommended operating ranges. The device has multiple pairs of VDD and VSS
power supply and return pins. QVDD, QVDDx, and QVSS pins are used for internal logic. All other VDD
and VSS pins are for the I/O pads voltage supply, and each pair of VDD and VSS provides power to the
enclosed I/O pads. This design allows different peripheral supply voltage levels in a system.
Because VDDA pins are supply voltages to the analog pads, it is recommended to isolate and noise-filter
the VDDA pins from other VDD pins.
For more information about I/O pads grouping per VDD, please refer to Table 4.
3.3
DC Electrical Characteristics
Table 5 contains the DC characteristics of the i.MX21S.
Table 4. 266 MHz Recommended Operating Range
Rating
Symbol
Minimum
Maximum
Unit
Operating temperature range
Part No. Suffix
VK/VM
TA
070
°C
CVK/CVM
TA
- 40
85
°C
I/O supply voltage NVDD 1–6
NVDDx
1.70
3.30
V
Internal supply voltage (Core = 266 MHz)
QVDD, QVDDx
1.45
1.65
V
Analog supply voltage
VDDA
1.70
3.30
V
Table 5. DC Characteristics
Parameter
Symbol
Test Conditions
Min
Typ1
Max
Units
High-level input voltage
VIH
0.7NVDD
NVDD
Low-level Input voltage
VIL
O
0.3NVDD
High-level output voltage
VOH
IOH = spec’ed Drive
0.8NVDD
V
Low-level output voltage
VOL
IOL = spec’ed Drive
0.2NVDD
V
High-level output current, slow I/O
IOH_S
Vout=0.8NVDD
DSCR2 = 000
DSCR = 001
DSCR = 011
DSCR = 111
-2
-4
-8
-12
––
mA
High-level output current, fast I/O
IOH_F
Vout=0.8NVDD1
DSCR2 = 000
DSCR = 001
DSCR = 011
DSCR = 111
-3.5
-4.5
-5.5
-6.5
––
mA
Low-level output current, slow I/O
IOL_S
Vout=0.2NVDD
DSCR2 = 000
DSCR = 001
DSCR = 011
DSCR = 111
2
4
8
12
––
mA
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
i.MX21
Product
Family
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