參數(shù)資料
型號(hào): PALCE20V8Q-20JI/4
廠商: LATTICE SEMICONDUCTOR CORP
元件分類: PLD
英文描述: EE CMOS 24-Pin Universal Programmable Array Logic
中文描述: EE PLD, 20 ns, PQCC28
封裝: PLASTIC, LCC-28
文件頁(yè)數(shù): 9/25頁(yè)
文件大?。?/td> 479K
代理商: PALCE20V8Q-20JI/4
PALCE20V8 Family
17
USE
GAL
DEVICES
FOR
NEW
DESIGNS
KEY TO SWITCHING WAVEFORMS
SWITCHING TEST CIRCUIT
Specication
S1
CL
Commercial
Measured Output Value
R1
R2
tPD, tCO
Closed
50 pF
200
390
1.5 V
tPZX, tEA
Z
→ H: Open
1.5 V
Z
→ L: Closed
tPXZ, tER
H
→ Z: Open
5 pF
H-5: 200
H
→ Z: V
OH – 0.5 V
L
→ Z: Closed
L
→ Z: V
OL + 0.5 V
Must be
Steady
May
Change
from H to L
May
Change
from L to H
Does Not
Apply
Don’t Care,
Any Change
Permitted
Will be
Steady
Will be
Changing
from H to L
Will be
Changing
from L to H
Changing,
State
Unknown
Center
Line is High-
Impedance
“Off” State
WAVEFORM
INPUTS
OUTPUTS
KS000010-PAL
CL
Output
R1
R2
S1
5 V
16491E-10
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