參數(shù)資料
型號(hào): PSD813F2-15JT
廠商: STMICROELECTRONICS
元件分類(lèi): 微控制器/微處理器
英文描述: 128K X 8 FLASH, 27 I/O, PIA-GENERAL PURPOSE, PQCC52
封裝: PLASTIC, LCC-52
文件頁(yè)數(shù): 75/103頁(yè)
文件大?。?/td> 1180K
代理商: PSD813F2-15JT
73/103
PSD8XXF2/3/4/5
Table 43. AC Symbols for PLD Timing
Example: tAVLX Time from Address Valid to ALE Invalid.
Figure 36. Switching Waveforms – Key
Signal Letters
Signal Behavior
A
Address Input
t
Time
C
CEout Output
L
Logic Level Low or ALE
D
Input Data
H
Logic Level High
E
E Input
V
Valid
G
Internal WDOG_ON signal
X
No Longer a Valid Logic Level
I
Interrupt Input
Z
Float
L
ALE Input
PW
Pulse Width
N
Reset Input or Output
P
Port Signal Output
Q
Output Data
RWR, UDS, LDS, DS, IORD, PSEN Inputs
S
Chip Select Input
TR/W Input
W
Internal PDN Signal
B
VSTBY Output
M
Output Macrocell
WAVEFORMS
INPUTS
OUTPUTS
STEADY INPUT
MAY CHANGE FROM
HI TO LO
MAY CHANGE FROM
LO TO HI
DON'T CARE
OUTPUTS ONLY
STEADY OUTPUT
WILL BE CHANGING
FROM HI TO LO
WILL BE CHANGING
LO TO HI
CHANGING, STATE
UNKNOWN
CENTER LINE IS
TRI-STATE
AI03102
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PSD813F2-15MIT 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
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