參數(shù)資料
型號: SN74CBTS16211DGG
廠商: Texas Instruments, Inc.
英文描述: 24-BIT FET BUS SWITCH WITH SCHOTTKY DIODE CLAMPING
中文描述: 24位FET總線開關采用肖特基二極管鉗位
文件頁數(shù): 3/5頁
文件大小: 76K
代理商: SN74CBTS16211DGG
SN74CBTS16211
24-BIT FET BUS SWITCH
WITH SCHOTTKY DIODE CLAMPING
SCDS050B – MARCH 1998 – REVISED MAY 1998
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VI = 3 V or 0
VO = 3 V or 0,
VCC = 4 V,
TYP at VCC = 4 V
II = –18 mA
VI = GND
VI = 5.5 V
IO = 0,
One input at 3.4 V,
–1.2
V
II
IIL
IIH
–1
μ
A
150
ICC
ICC
Ci
Cio(OFF)
VI = VCC or GND
Other inputs at VCC or GND
3
μ
A
mA
Control inputs
2.5
Control inputs
3
pF
OE = VCC
5.5
pF
VI = 2.4 V,
II = 15 mA
14
20
ron§
VI= 0
VI = 0
II = 64 mA
II = 30 mA
II = 15 mA
5
5
7
7
VCC = 4.5 V
VI = 2.4 V,
8
12
All typical values are at VCC = 5 V (unless otherwise noted), TA = 25
°
C.
This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND.
§Measured by the voltage drop between the A and B terminals at the indicated current through the switch. On-state resistance is determined by
the lowest voltage of the two (A or B) terminals.
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4 V
VCC = 5 V
±
0.5 V
UNIT
MIN
MAX
MIN
MAX
tpd
ten
tdis
A or B
B or A
0.35
0.25
ns
OE
A or B
9.3
3.3
8.6
ns
OE
A or B
7.1
2.8
7.9
ns
The propagation delay is the calculated RC time constant of the typical on-state resistance of the switch and the specified load capacitance, when
driven by an ideal voltage source (zero output impedance).
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