參數資料
型號： 74LVT2244WM
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 通用總線功能
英文描述： Dual 4-to-1 Channel Analog Multiplexer/Demultiplexer with Injection Current Effect Control 16-SOIC -40 to 85
中文描述： LVT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝： 0.300 INCH, PLASTIC, SOIC-20
文件頁數： 4/10頁
文件大小： 90K
代理商： 74LVT2244WM
Philips Semiconductors
Product specification
74LVT2244
3.3V Octal buffer/line driver with 30
series termination resistors (3-State)
1998 Feb 19
4
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
MIN
2.7
0
2.0
MAX
3.6
5.5
V
CC
V
I
V
IH
V
IL
I
OH
I
OL
t/
v
T
amb
DC supply voltage
Input voltage
High-level input voltage
Low-level Input voltage
High-level output current
Low-level output current
Input transition rise or fall rate; outputs enabled
Operating free-air temperature range
V
V
V
V
0.8
–12
12
10
+85
mA
mA
ns/V
°
C
–40
DC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
= -40
°
C to +85
°
C
MIN
TYP
1
0.9
2
2.5
UNIT
MAX
–1.2
V
IK
V
OH
V
OL
Input clamp voltage
High-level output voltage
Low-level output voltage
V
CC
= 2.7V; I
I
= –18mA
V
CC
= 3V; I
OH
= –12mA
V
CC
= 3V; I
OL
= 12mA
V
CC
= 0 or 3.6V; V
I
= 5.5V
V
CC
= 3.6V; V
I
= V
CC
or GND
V
CC
= 3.6V; V
I
= V
CC
V
CC
= 3.6V; V
I
= 0
V
CC
= 0V; V
I
or V
O
= 0 to 4.5V
V
CC
= 3V; V
I
= 0.8V
V
CC
= 3V; V
I
= 2.0V
V
CC
= 0V to 3.6V; V
CC
= 3.6V
V
V
V
0.8
10
±
1
1
-5
±
100
1
I
I
Input leakage current
In ut leakage current
Control pins
±
0.1
0.1
–1
1
150
–150
μ
A
Data pins
Data ins
4
I
OFF
Output off current
μ
A
75
–75
±
500
I
HOLD
Bus Hold current A inputs
6
μ
A
I
EX
Current into an output in the
High state when V
O
> V
CC
Power up/down 3-State
output current
3
3-State output High current
3-State output Low current
V
O
= 5.5V; V
CC
= 3.0V
60
125
μ
A
I
PU/PD
V
CC
=
≤
1.2V; V
O
= 0.5V to V
CC
; V
I
= GND or V
CC
;
OE/OE = Don’t care
V
CC
= 3.6V; V
O
= 3.0V
V
CC
= 3.6V; V
O
= 0.5V
V
CC
= 3.6V; Outputs High, V
I
= GND or V
CC,
I
O =
0
V
CC
= 3.6V; Outputs Low, V
I
= GND or V
CC,
I
O =
0
V
CC
= 3.6V; Outputs Disabled; V
I
= GND or V
CC,
I
O =
0
5
V
CC
= 3.0 to 3.6V; One input at V
CC
-0.6V;
Other inputs at V
CC
or GND
±
1
±
100
μ
A
I
OZH
I
OZL
I
CCH
I
CCL
I
CCZ
1
–1
0.12
3
0.12
5
–5
0.19
12
0.19
μ
A
μ
A
Quiescent supply current
mA
I
CC
Additional supply current
per input pin
2
0.1
0.2
mA
NOTES:
1. All typical values are at T
amb
= 25
°
C.
2. This is the increase in supply current for each input at V
CC
–0.6V.
3. This parameter is valid for any V
CC
between 0V and 1.2V with a transition time of up to 10msec. From V
CC
= 1.2V to V
CC
= 3.3V
±
10% a
transition time of 100
μ
sec is permitted. This parameter is valid for T
amb
= 25
°
C only.
4. Unused pins at V
CC
or GND
5. I
CCZ
is measured with outputs pulled to V
CC
or GND.
6. This is the bus hold overdrive current required to force the input to the opposite logic state.
相關PDF資料
PDF描述
74LVT2244WMX Dual 4-to-1 Channel Analog Multiplexer/Demultiplexer with Injection Current Effect Control 16-SOIC -40 to 85
74LVT2244 8-Channel Analog Multiplexer/Demultiplexer with Injection-Current Effect Control 16-TSSOP -40 to 125
74LVT2244MTCX Automotive Catalog 8-Channel Analog Multiplexer/Demultiplexer with Injection-Current Effect Control 16-SOIC -40 to 125
74LVT2244MTCX_NL Automotive Catalog 8-Channel Analog Multiplexer/Demultiplexer with Injection-Current Effect Control 16-TSSOP -40 to 125
74LVT2244SJ Dual 4-to-1 Channel Analog Multiplexer/Demultiplexer with Injection Current Effect Control 16-SOIC -40 to 85
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74LVT2245_UAB3026B WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
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