参数资料
型号: MCF5233CVM150
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 150 MHz, RISC PROCESSOR, PBGA256
封装: ROHS COMPLIANT, MAPBGA-256
文件页数: 30/48页
文件大小: 666K
代理商: MCF5233CVM150
MCF523x Integrated Microprocessor Hardware Specification, Rev. 4
Electrical Characteristics
Freescale Semiconductor
36
Figure 16. GPIO Timing
7.8
Reset and Configuration Override Timing
Figure 17. RESET and Configuration Override Timing
Refer to the chip configuration module (CCM) chapter in the device’s reference manual for more
information.
Table 15. Reset and Configuration Override Timing
(VDD = 2.7 to 3.6 V, VSS = 0 V, T
A
= TL to TH)
1
1
All AC timing is shown with respect to 50% VDD levels unless otherwise noted.
NUM
Characteristic
Symbol
Min
Max
Unit
R1
RESET Input valid to CLKOUT High
tRVCH
9—
ns
R2
CLKOUT High to RESET Input invalid
tCHRI
1.5
ns
R3
RESET Input valid Time 2
2
During low power STOP, the synchronizers for the RESET input are bypassed and RESET is asserted asynchronously
to the system. Thus, RESET must be held a minimum of 100 ns.
tRIVT
5—
tCYC
R4
CLKOUT High to RSTOUT Valid
tCHROV
—10
ns
R5
RSTOUT valid to Config. Overrides valid
tROVCV
0—
ns
R6
Configuration Override Setup Time to RSTOUT invalid
tCOS
20
tCYC
R7
Configuration Override Hold Time after RSTOUT invalid
tCOH
0—
ns
R8
RSTOUT invalid to Configuration Override High Impedance
tROICZ
—1
tCYC
G2
G1
G4
G3
CLKOUT
GPIO Outputs
GPIO Inputs
R1
R2
CLKOUT
RESET
RSTOUT
R3
R4
R8
R7
R6
R5
Configuration Overrides*:
R4
(RCON, Override pins])
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