參數(shù)資料
型號: MCV14AI/P
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PDIP14
封裝: 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-14
文件頁數(shù): 70/84頁
文件大?。?/td> 1007K
代理商: MCV14AI/P
MCV14A
DS41338B-page 70
Preliminary
2009 Microchip Technology Inc.
FIGURE 11-5:
I/O TIMING
TABLE 11-8:
TIMING REQUIREMENTS
AC
CHARACTERISTICS
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
-40
°C ≤ TA ≤ +85°C (industrial)
Operating Voltage VDD range is described in Section 11.1 “DC Characteristics: MCV14A
Param
No.
Sym
Characteristic
Min
Typ(1)
Max
Units
17
TOSH2IOVOSC1
↑ (Q1 cycle) to Port Out Valid(2), (3)
——
100*
ns
18
TOSH2IOIOSC1
↑ (Q2 cycle) to Port Input Invalid (I/O in hold time)(2)
——
ns
19
TIOV2OSH
Port Input Valid to OSC1
↑ (I/O in setup time)
ns
20
TIOR
Port Output Rise Time(3)
—10
50**
ns
21
TIOF
Port Output Fall Time(3)
—10
58**
ns
Legend: TBD = To Be Determined.
*
These parameters are characterized but not tested.
** These parameters are design targets and are not tested.
Note 1:
Data in the Typical (“Typ”) column is at 5V, 25°C unless otherwise stated. These parameters are for design
guidance only and are not tested.
2:
Measurements are taken in EXTRC mode.
3:
See Figure 11-3 for loading conditions.
OSC1
I/O Pin
(input)
I/O Pin
(output)
Q4
Q1
Q2
Q3
17
20, 21
18
Old Value
New Value
19
Note:
All tests must be done with specified capacitive loads (see data sheet) 50 pF on I/O pins and CLKOUT.
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