MACH120-18JI Просмотр технического описания (PDF) - Lattice Semiconductor
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MACH120-18JI Datasheet PDF : 20 Pages
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CAPACITANCE (Note 1)
Parameter
Symbol
CIN
COUT
Parameter Description
Input Capacitance
Output Capacitance
VIN = 2.0 V
VOUT = 2.0 V
Test Conditions
VCC = 5.0 V, TA = 25°C
f = 1 MHz
Typ
Unit
6
pF
8
pF
SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges (Note 2)
Parameter
Symbol
Parameter Description
-12
-15
Min
Max
Min
Max
Unit
tPD
Input, I/O, or Feedback to Combinatorial Output
tS
Setup Time from Input, I/O, or
Feedback to Clock
D-type
T-type
7
8
12
15
ns
10
ns
11
ns
tH
tCO
tWL
tWH
fMAX
Hold Time
Clock to Output
CLock Width
LOW
HIGH
Maximum
Frequency
(Note 1)
External
Feedback
D-type
T-type
Internal
D-type
Feedback (fCNT) T-type
0
0
ns
8
10
ns
6
6
ns
6
6
ns
66.7
50
MHz
62.5
47.6
MHz
76.9
66.6
MHz
71.4
55.5
MHz
No Feedback
83.3
83.3
MHz
tAR
Asynchronous Reset to Registered Output
tARW
Asynchronous Reset Width (Note 1)
12
tARR
Asynchronous Reset Recovery Time (Note 1)
8
tAP
Asynchronous Preset to Registered Output
tAPW
Asynchronous Preset Width (Note 1)
12
tAPR
Asynchronous Preset Recovery Time (Note 1)
8
tEA
Input, I/O, or Feedback to Output Enable
tER
Input, I/O, or Feedback to Output Disable
16
20
ns
15
ns
10
ns
16
20
ns
15
ns
10
ns
12
15
ns
12
15
ns
Notes:
1. These parameters are not 100% tested, but are evaluated at initial characterization and at any time the design is modified where
frequency may be affected.
2. See Switching Test Circuit, for test conditions.
MACH120-12/15 (Com’l)
11
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