参数资料
型号: SN74LVTH574GQNR
厂商: Texas Instruments, Inc.
英文描述: 3.3V ABT OCTAL EDGE-TRIGGERED D-TYPE FLIP FLOPS WITH 3 STATE OUTPUTS
中文描述: 3.3生根粉八路边沿触发的D型人字拖,3态输出
文件页数: 6/20页
文件大小: 609K
代理商: SN74LVTH574GQNR
SCBS688G MAY 1997 REVISED SEPTEMBER 2003
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range (unless otherwise
noted) (see Figure 1)
SN54LVTH574
VCC = 3.3 V
±
0.3 V
SN74LVTH574
VCC = 3.3 V
±
0.3 V
VCC = 2.7 V
VCC = 2.7 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fclock
tw
tsu
th
Clock frequency
150
150
150
150
MHz
Pulse duration, CLK high or low
Setup time, data before CLK
Hold time, data after CLK
3.3
3.3
3.3
3.3
ns
2
2.4
2
2.4
ns
0.9
0.9
0.3
0
ns
switching characteristics over recommended free-air temperature, C
L
= 50 pF (unless otherwise
noted) (see Figure 1)
SN54LVTH574
VCC = 3.3 V
±
0.3 V
SN74LVTH574
VCC = 3.3 V
±
0.3 V
TYP
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 2.7 V
VCC = 2.7 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fmax
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
150
150
150
150
MHz
CLK
Q
1.7
4.9
5.9
1.8
3
4.5
5.3
ns
1.7
4.9
5.5
1.8
3
4.5
5.3
OE
Q
1.4
5.1
6.5
1.5
3.2
4.8
5.9
ns
1.4
5.1
6.1
1.5
3.5
4.8
5.9
OE
Q
1
5.9
6.4
2
3.5
4.8
5.1
ns
0.8
4.8
5.3
2
3.2
4.4
4.4
All typical values are at VCC = 3.3 V, TA = 25
°
C.
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