參數(shù)資料
型號: SN74GTLPH16945VR
廠商: Texas Instruments, Inc.
英文描述: 16-BIT LVTTL-TO-GTLP BUS TRANSCEIVER
中文描述: 16位LVTTL至GTLP總線收發(fā)器
文件頁數(shù): 7/13頁
文件大小: 212K
代理商: SN74GTLPH16945VR
SN74GTLPH16945
16-BIT LVTTL-TO-GTLP BUS TRANSCEIVER
SCES292D
OCTOBER 1999
REVISED NOVEMBER 2001
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
live-insertion specifications for B port over recommended operating free-air temperature range
PARAMETER
TEST CONDITIONS
MIN
MAX
UNIT
μ
A
μ
A
μ
A
mA
μ
A
V
μ
A
Ioff
IOZPU
IOZPD
VCC = 0,
VCC = 0 to 1.5 V,
VCC = 1.5 V to 0,
VCC = 0 to 3.15 V
VCC = 3.15 V to 3.45 V
VCC = 0,
VCC = 0,
BIAS VCC = 0,
BIAS VCC = 0,
BIAS VCC = 0,
VI or VO = 0 to 1.5 V
VO = 0.5 V to 1.5 V, OE = 0
VO = 0.5 V to 1.5 V, OE = 0
10
±
30
±
30
ICC(BIAS VCC)
ICC (BIAS VCC)
BIAS VCC= 3 15 V to 3 45 V
BIAS VCC = 3.15 V to 3.45 V,
VO(B port) = 0 to 1 5 V
VO (B port) = 0 to 1.5 V
5
10
VO
IO
BIAS VCC = 3.3 V,
BIAS VCC = 3.15 V to 3.45 V,
IO = 0
VO (B port) = 0.6 V
0.95
1.05
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 GTLP (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
TYP
MAX
UNIT
tPLH
tPHL
ten
tdis
tr
tf
tPLH
tPHL
ten
tdis
A
B
2.1
6.3
ns
2.1
6.3
OE
B
2
6.9
ns
2
6.9
Rise time, B outputs (20% to 80%)
2.5
ns
Fall time, B outputs (80% to 20%)
2.1
ns
B
A
2.1
5.3
ns
2.1
5.3
OE
A
0.3
0.3
5.7
5.7
ns
All typical values are at VCC = 3.3 V, TA = 25
°
C.
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