参数资料
型号: SN74LVTH16952DGG
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: LVT SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
封装: TSSOP-56
文件页数: 7/9页
文件大小: 119K
代理商: SN74LVTH16952DGG
SN54LVTH16952, SN74LVTH16952
3.3-V ABT 16-BIT REGISTERED TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS697E – JULY 1997 – REVISED APRIL 1999
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range (unless otherwise
noted) (see Figure 1)
SN54LVTH16952
SN74LVTH16952
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
A or B before CLK
1.9
2.5
1.7
2.5
ns
tsu
Setup time
CLKEN before CLK
2
2.8
2
2.8
ns
th
Hold time
A or B after CLK
0.8
0.7
0.8
0
ns
th
Hold time
CLKEN after CLK
0.4
0
ns
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 1)
SN54LVTH16952
SN74LVTH16952
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
1.3
4.6
5.1
1.3
2.7
4
4.4
ns
tPHL
CLKBA or
CLKAB
A or B
1.3
4.6
4.7
1.3
2.7
4
4.4
ns
tPZH
OEBA or OEAB
AorB
1
4.3
5.1
1
2.3
4
4.9
ns
tPZL
OEBA or OEAB
A or B
1.2
4.2
5.1
1
2.4
4
4.9
ns
tPHZ
OEBA or OEAB
AorB
1.8
6.2
6.5
2.1
3.9
5.7
6.2
ns
tPLZ
OEBA or OEAB
A or B
1.6
5.4
5.6
2.1
3.5
5.1
5.3
ns
All typical values are at VCC = 3.3 V, TA = 25°C.
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