参数资料
型号: MC9328MX21CVH
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 266 MHz, MICROPROCESSOR, PBGA289
封装: 17 X 17 MM, 1.45 MM HEIGHT, 0.80 MM PITCH, MAPBGA-289
文件页数: 16/106页
文件大小: 1932K
代理商: MC9328MX21CVH
Specifications
MC9328MX21 Product Preview, Rev. 1.1
Freescale Semiconductor
17
3.4
AC Electrical Characteristics
The AC characteristics consist of output delays, input setup and hold times, and signal skew times. All
signals are specified relative to an appropriate edge of other signals. All timing specifications are specified
at a system operating frequency from 0 MHz to 133 MHz (core operating frequency 266 MHz) with an
operating supply voltage from V
DD min to VDD max under an operating temperature from TL to TH. All
timing is measured at 30 pF loading.
Table 6. Tri-State Signal Timing
Pin
Parameter
Minimum
Maximum
Unit
TRISTATE
Time from TRISTATE activate until I/O becomes Hi-Z
20.8
ns
Table 7. 32k/26M Oscillator Signal Timing
Parameter
Minimum
RMS
Maximum
Unit
EXTAL32k input jitter (peak to peak) for both System PLL and MCUPLL
5
20
ns
EXTAL32k input jitter (peak to peak) for MCUPLL only
5
100
ns
EXTAL32k startup time
800
ms
Table 8. CLKO Rise/Fall Time (at 30pF Loaded)
Best Case
Typical
Worst Case
Units
Rise Time
0.80
1.00
1.40
ns
Fall Time
0.74
1.08
1.67
ns
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