參數(shù)資料
型號(hào)： UPSD3254B-40U1
廠商： 意法半導(dǎo)體
元件分類： 8位微控制器
英文描述： 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述： 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁數(shù)： 158/176頁
文件大?。?/td> 1214K
代理商： UPSD3254B-40U1
μPSD325X DEVICES
158/176
Figure 79. Synchronous Clock Mode Timing – PLD
Table 123. CPLD Macrocell Synchronous Clock Mode Timing (5V Devices)
Note: 1. Fast Slew Rate output available on PA3-PA0, PB3-PB0, and PD2-PD1. Decrement times by given amount.
2. CLKIN (PD1) t
CLCL
= t
CH
+ t
CL
.
Symbol
Parameter
Conditions
Min
Max
PT
Aloc
Turbo
Off
Slew
rate
1
Unit
f
MAX
Maximum Frequency
External Feedback
1/(t
S
+t
CO
)
40.0
MHz
Maximum Frequency
Internal Feedback (f
CNT
)
1/(t
S
+t
CO
–10)
66.6
MHz
Maximum Frequency
Pipelined Data
1/(t
CH
+t
CL
)
83.3
MHz
t
S
Input Setup Time
12
+ 2
+ 10
ns
t
H
Input Hold Time
0
ns
t
CH
Clock High Time
Clock Input
6
ns
t
CL
Clock Low Time
Clock Input
6
ns
t
CO
Clock to Output Delay
Clock Input
13
– 2
ns
t
ARD
CPLD Array Delay
Any macrocell
11
+ 2
ns
t
MIN
Minimum Clock Period
2
t
CH
+t
CL
12
ns
tCL
tCO
tH
tS
CLKIN
INPUT
REGISTERED
OUTPUT
AI02860
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