參數(shù)資料
型號: LMU112JC25
廠商: LOGIC DEVICES INC
元件分類: 數(shù)字信號處理外設(shè)
英文描述: 12 x 12-bit Parallel Multiplier
中文描述: 12-BIT, DSP-MULTIPLIER, PQCC52
封裝: PLASTIC, LCC-52
文件頁數(shù): 2/6頁
文件大小: 46K
代理商: LMU112JC25
DEVICES INCORPORATED
LMU112
12 x 12-bit Parallel Multiplier
Multipliers
08/16/2000–LDS.112-K
2
F
IGURE
1
A
.
I
NPUT
F
ORMATS
11 10 9
–2
0
(Sign)
2
1
0
2
–1
2
–2
2
–9
2
–10
2
–11
11 10 9
–2
0
(Sign)
2
1
0
2
–1
2
–2
2
–9
2
–10
2
–11
Fractional Two’s Complement (TC = 1)
11 10 9
–2
11
(Sign)
2
2
2
1
2
1
0
2
0
2
10
2
9
11 10 9
–2
11
(Sign)
2
2
2
1
2
1
0
2
0
2
10
2
9
Integer Two’s Complement (TC = 1)
11 10 9
2
–1
2
–2
2
–3
2
1
0
2
–10
2
–11
2
–12
11 10 9
2
–1
2
–2
2
–3
2
1
0
2
–10
2
–11
2
–12
Unsigned Fractional (TC = 0)
11 10 9
2
11
2
10
2
9
2
2
2
1
2
1
0
2
0
11 10 9
2
11
2
10
2
9
2
2
2
1
2
1
0
2
0
Unsigned Integer (TC = 0)
A
IN
B
IN
F
IGURE
1
B
.
O
UTPUT
F
ORMATS
23 22 21
–2
0
(Sign)
14 13 12
2
–9
2
–10
2
–11
2
–1
2
–2
11 10
2
–12
2
–13
2
–14
2
–15
9
8
Fractional Two’s Complement
Integer Two’s Complement
Unsigned Fractional
Unsigned Integer
MSP
LSP
23 22 21
–2
22
(Sign)
14 13 12
2
13
2
12
2
11
2
21
2
20
11 10
2
10
2
9
9
2
8
8
2
7
23 22 21
2
–1
2
–2
2
–3
14 13 12
2
–10
2
–11
2
–12
11 10
2
–13
2
–14
2
–15
2
–16
9
8
23 22 21
2
23
2
22
2
21
14 13 12
2
14
2
13
2
12
11 10
2
11
2
10
2
9
9
8
2
8
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