LMA 1009/2009
DEVICES INCORPORATED
12 x 12-bit Multiplier-Accumulator
SWITCHING CHARACTERISTICS
COMMERCIAL OPERATING RANGE (0°C to +70°C) Notes 9, 10 (ns)
LMA1009/2009–
*
75
*
55
45
20
Symbol Parameter
Min Max Min Max Min Max Min Max
tMC
Clocked Multiply Time
75
55
45
20
tPW
tS
Clock Pulse Width
15
15
2
15
15
2
15
12
2
8
10
2
Input Register Setup Time
Input Register Hold Time
Preload Setup Time
tH
tSP
tHP
tD
15
2
15
2
12
2
10
2
Preload Hold Time
Output Delay
30
30
25
25
30
25
25
25
25
18
18
18
tENA
tDIS
Three-State Output Enable Delay (Note 11)
Three-State Output Disable Delay (Note 11)
MILITARY OPERATING RANGE (–55°C to +125°C) Notes 9, 10 (ns)
LMA1009/2009–
*
95
*
65
*
55
*
25
Symbol Parameter
Min Max Min Max Min Max Min Max
tMC
Clocked Multiply Time
95
65
55
25
tPW
tS
Clock Pulse Width
20
20
2
20
20
2
15
15
2
10
12
2
Input Register Setup Time
Input Register Hold Time
Preload Setup Time
tH
tSP
tHP
tD
20
2
20
2
15
2
12
2
Preload Hold Time
Output Delay
35
35
30
30
35
30
25
30
30
20
20
20
tENA
tDIS
Three-State Output Enable Delay (Note 11)
Three-State Output Disable Delay (Note 11)
SWITCHING WAVEFORMS
t
S
tH
A
B
11-0
11-0
t
PW
CLK A
CLK B
t
PW
tMC
CLK R
PREL
OE*
t
PW
t
D
t
SP
t
HP
t
DIS
t
ENA
HIGH IMPEDANCE
PRELOAD
OUTPUT
R26-0
*includes OEX, OEM, OEL
*DISCONTINUED SPEED GRADE
Multiplier-Accumulators
03/29/2000–LDS.10/2009-L
4
LOGIC [ LOGIC DEVICES INCORPORATED ]
