參數(shù)資料
型號(hào)： SN54LVTH652FK
廠商： TEXAS INSTRUMENTS INC
元件分類： 總線收發(fā)器
英文描述： LVT SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, CQCC28
封裝： CERAMIC, LCC-28
文件頁數(shù)： 13/14頁
文件大小： 253K
代理商： SN54LVTH652FK
SN54LVTH652, SN74LVTH652
3.3-V ABT OCTAL BUS TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
SCBS706D – AUGUST 1997 – REVISED APRIL 1999
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range (unless otherwise
noted) (see Figure 2)
SN54LVTH652
SN74LVTH652
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fclock
Clock frequency
150
MHz
tw
Pulse duration, CLK high or low
3.3
ns
t
Setup time,
Data high
1.3
1.6
1.2
1.5
ns
tsu
,
A or B before CLKAB
↑ or CLKBA↑
Data low
1.9
2.6
1.6
2.2
ns
th
Hold time, A or B after CLKAB
↑ or CLKBA↑
1.2
0.8
ns
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 2)
SN54LVTH652
SN74LVTH652
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
VCC = 3.3 V
± 0.3 V
VCC = 2.7 V
UNIT
MIN
MAX
MIN
MAX
MIN
TYP
MAX
MIN
MAX
fmax
150
MHz
tPLH
CLKBA or
AorB
1.7
5
5.9
1.8
3.1
4.7
5.6
ns
tPHL
CLKAB
A or B
1.7
5
5.9
1.8
3.1
4.7
5.6
ns
tPLH
AorB
BorA
1.2
3.7
4.3
1.3
2.3
3.5
4.1
ns
tPHL
A or B
B or A
1.2
3.7
4.3
1.3
2.4
3.5
4.1
ns
tPLH
SBA or SAB
AorB
1.4
5.2
6.3
1.5
3.1
4.9
6
ns
tPHL
SBA or SAB
A or B
1.4
5.2
6.3
1.5
3.4
4.9
6
ns
tPZH
OEBA
A
1
5.4
6.7
1.1
2.9
5.2
6.5
ns
tPZL
OEBA
A
1
5.4
6.7
1.1
3.1
5.2
6.5
ns
tPHZ
OEBA
A
2.2
5.9
6.5
2.3
3.5
5.5
6.1
ns
tPLZ
OEBA
A
2.2
5.9
6.3
2.3
3.7
5.5
5.9
ns
tPZH
OEAB
B
1.2
4.9
5.9
1.3
3
4.7
5.7
ns
tPZL
OEAB
B
1.2
4.9
5.9
1.3
3.3
4.7
5.7
ns
tPHZ
OEAB
B
1.4
5.8
7
1.5
3.6
5.6
6.7
ns
tPLZ
OEAB
B
1.4
5.9
6.6
1.5
3.7
5.6
6.3
ns
All typical values are at VCC = 3.3 V, TA = 25°C.
These parameters are measured with the internal output state of the storage register opposite that of the bus input.
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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