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SN74ABT841ADWR Scheda tecnica(PDF) 4 Page - Texas Instruments

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Il numero della parte SN74ABT841ADWR
Spiegazioni elettronici  10-BIT BUS-INTERFACE D-TYPE LATCHES ITH 3-STATE OUTPUTS
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SN74ABT841ADWR Scheda tecnica(HTML) 4 Page - Texas Instruments

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SN54ABT841, SN74ABT841A
10-BIT BUS-INTERFACE D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCBS196D – FEBRUARY 1991 – REVISED MAY 1997
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
TA = 25°C
SN54ABT841
SN74ABT841A
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP†
MAX
MIN
MAX
MIN
MAX
UNIT
VIK
VCC = 4.5 V,
II = –18 mA
–1.2
–1.2
–1.2
V
VCC = 4.5 V,
IOH = –3 mA
2.5
2.5
2.5
VOH
VCC = 5 V,
IOH = –3 mA
3
3
3
V
VOH
VCC =4 5V
IOH = –24 mA
2
2
V
VCC = 4.5 V
IOH = –32 mA
2*
2
VOL
VCC =4 5V
IOL = 48 mA
0.55
0.55
V
VOL
VCC = 4.5 V
IOL = 64 mA
0.55*
0.55
V
Vhys
100
mV
II
VCC = 0 to 5.5 V,
VI = VCC or GND
±1
±1
±1
µA
IOZPU‡
VCC = 0 to 2.1 V, VO = 0.5 V to 2.7 V, OE = X
±50
±50
±50
µA
IOZPD‡
VCC = 2.1 V to 0, VO = 0.5 V to 2.7 V, OE = X
±50
±50
±50
µA
IOZH
VCC = 2.1 V to 5.5 V, VO = 2.7 V, OE ≥ 2 V
10
10
10
µA
IOZL
VCC = 2.1 V to 5.5 V, VO = 0.5 V, OE ≥ 2 V
–10
–10
–10
µA
Ioff
VCC = 0,
VI or VO ≤ 4.5 V
±100
±100
µA
ICEX
VCC = 5.5 V, VO = 5.5 V
Outputs high
50
50
50
µA
IO§
VCC = 5.5 V,
VO = 2.5 V
–50
–140
–180
–50
–180
–50
–180
mA
V5 5 V I
0
Outputs high
1**
250**
280
250
µA
ICC
VCC = 5.5 V, IO = 0,
VI =VCC or GND
Outputs low
24**
38¶**
45¶
38¶
mA
VI = VCC or GND
Outputs disabled
0.5**
250**
280
250
µA
#
VCC = 5.5 V,
Outputs enabled
1.5
1.5
1.5
mA
∆ICC#
VCC = 5.5 V,
One input at 3.4 V,
Outputs disabled
250**
280
250
µA
Other inputs at VCC or GND
Control inputs
1.5
1.5
1.5
mA
Ci
VI = 2.5 V or 0.5 V
4
pF
Co
VO = 2.5 V or 0.5 V
7
pF
* On products compliant to MIL-PRF-38535, this parameter does not apply.
** These limits apply only to the SN74ABT841A.
† All typical values are at VCC = 5 V.
‡ This parameter is characterized, but not production tested.
§ Not more than one output should be tested at a time, and the duration of the test should not exceed one second.
¶ This limit may vary among suppliers.
# This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND.
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
VCC = 5 V,
TA = 25°C
SN54ABT841
SN74ABT841A
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
tw
Pulse duration, LE high or low
3.3
3.3
3.3
ns
t
Setup time data before LE
High
2.5
2.5
2.5
ns
tsu
Setup time, data before LE
Low
1.5
1.5
1.5
ns
th
Hold time data after LE
High
1.5
1.5
1.5
ns
th
Hold time, data after LE
Low
1.5
2
1.5
ns


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