參數(shù)資料
型號(hào): SN74GTL16612DGG
廠商: Texas Instruments, Inc.
英文描述: 18-BIT LVTTL-TO-GTL/GTL UNIVERSAL BUS TRANSCEIVERS
中文描述: 18位LVTTL-TO-GTL/GTL通用總線(xiàn)收發(fā)器
文件頁(yè)數(shù): 7/13頁(yè)
文件大小: 193K
代理商: SN74GTL16612DGG
www.ti.com
Timing Requirements
over recommended ranges of supply voltage and operating free-air temperature,
V
TT
= 1.5 V and V
REF
= 1 V for GTL+ (unless otherwise noted) (see
Figure 1
)
Switching Characteristics
over recommended ranges of supply voltage and operating free-air temperature,
V
TT
= 1.5 V and V
REF
= 1 V for GTL+ (see
Figure 1
)
SN54GTL16612, SN74GTL16612
18-BIT LVTTL-TO-GTL/GTL+ UNIVERSAL BUS TRANSCEIVERS
SCBS480K–JUNE 1994–REVISED JULY 2005
SN54GTL16612
MIN
SN74GTL16612
MIN
UNIT
MAX
95
MAX
95
f
clock
Clock frequency
MHz
LEAB or LEBA high
CLKAB or CLKBA high or low
A before CLKAB
B before CLKBA
A before LEAB
B before LEBA
CEAB before CLKAB
CEBA before CLKBA
A after CLKAB
B after CLKBA
A after LEAB
B after LEBA
CEAB after CLKAB
CEBA after CLKBA
3.3
5.6
1.3
3.2
1.2
1.3
2.1
2.6
2.9
4.4
4.5
4.3
3.3
5.6
1.3
2.3
t
w
Pulse duration
ns
0
t
su
Setup time
ns
1.3
2
2.2
1.6
0.3
4
t
h
Hold time
ns
3.6
0.8
1.1
2
1.1
SN54GTL16612
MIN TYP
(1)
95
1
1
1
1
1
1
1
1
SN74GTL16612
MIN TYP
(1)
95
1.5
1.3
2
1.9
2.3
1.9
2
2
FROM
(INPUT)
TO
PARAMETER
UNIT
(OUTPUT)
MAX
MAX
f
max
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
r
t
f
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
en
t
dis
MHz
2.8
2.5
3.6
3.5
3.7
3.4
3.4
3.3
1.5
0.8
4.5
4.6
5.5
6.1
5.5
5.6
5.5
5.6
2.8
2.5
3.6
3.5
3.7
3.4
3.4
3.3
1.5
0.8
4.1
4.1
5.3
5.5
5.3
5.5
5.1
5.6
A
B
ns
LEAB
B
ns
CLKAB
B
ns
OEAB
B
ns
Transition time, B outputs (0.5 V to 1 V)
Transition time, B outputs (1 V to 0.5 V)
ns
ns
1.9
0.9
4
6.9
4.9
6.1
5.1
6.4
5.6
7.5
6.9
2
4
6.3
4.4
5.7
4.8
6.1
5.2
7.4
6.4
B
A
ns
2.8
3.7
1.1
2.3
1.8
2.5
2.3
2.3
2.5
2.8
3.7
2
1
2
2
1
2
LEBA
A
ns
3
3
3.8
3.3
3.8
3.3
CLKBA
A
ns
5
5
OEBA
A
ns
4.3
4.3
(1)
All typical values are at V
CC
(3.3 V) = 3.3 V, V
CC
(5 V) = 5 V, T
A
= 25°C.
7
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