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參數(shù)資料
| 型號(hào)： | SN54ABT32318PN |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 總線收發(fā)器 |
| 英文描述： | ABT SERIES, 18-BIT EXCHANGER, TRUE OUTPUT |
| 文件頁數(shù)： | 7/9頁 |
| 文件大?。?/td> | 152K |
| 代理商： | SN54ABT32318PN |
SN54ABT32318, SN74ABT32318
18BIT TRIPORT UNIVERSAL BUS EXCHANGERS
SCBS180A JUNE 1992 REVISED JULY 1994
57
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
SN54ABT32318
SN74ABT32318
UNIT
MIN
MAX
MIN
MAX
UNIT
fclock
Clock frequency
150
MHz
tw
Pulse duration
LE high
3.3
ns
tw
Pulse duration
CLK high or low
3.3
ns
tsu
Setup time
A, B, or C before CLK
↑
2.4
ns
tsu
Setup time
A, B, or C before LE
↓
2.1
ns
th
Hold time
A, B, or C after CLK
↑
1.4
ns
th
Hold time
A, B, or C after LE
↓
2.1
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, CL = 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
SN54ABT32318
SN74ABT32318
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
MAX
MIN
MAX
UNIT
fmax
150
MHz
tPLH
A, B, or C
C, B, or A
1.4
6.5
1.4
6.1
ns
tPHL
A, B, or C
C, B, or A
1.1
6.8
1.1
6.6
ns
tPLH
SEL
C, B, or A
1.4
6.7
1.4
6.5
ns
tPHL
SEL
C, B, or A
1.8
6.8
1.8
6.5
ns
tPLH
LE
C, B, or A
2.6
8
2.6
7.5
ns
tPHL
LE
C, B, or A
2.6
7.4
2.6
6.9
ns
tPLH
CLK
C, B, or A
2.5
8
2.5
7.4
ns
tPHL
CLK
C, B, or A
2.5
7.2
2.5
6.7
ns
tPZH
OE
C, B, or A
1.4
6.9
1.4
6.8
ns
tPZL
OE
C, B, or A
2.4
7.2
2.4
7.1
ns
tPHZ
OE
C, B, or A
1
6.4
1
6.2
ns
tPLZ
OE
C, B, or A
2
6.4
2
6
ns
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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