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74ALVC16244DGG PDF даташит

Спецификация 74ALVC16244DGG изготовлена ​​​​«NXP Semiconductors» и имеет функцию, называемую «2.5V/3.3V 16-bit buffer/line driver 3-State».

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Номер произв 74ALVC16244DGG
Описание 2.5V/3.3V 16-bit buffer/line driver 3-State
Производители NXP Semiconductors
логотип NXP Semiconductors логотип 

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74ALVC16244DGG Даташит, Описание, Даташиты
INTEGRATED CIRCUITS
74ALVC16244/74ALVCH16244
2.5V/3.3V 16-bit buffer/line driver (3-State)
Product specification
Supersedes data of 1997 Mar 21
IC24 Data Handbook
1998 Jun 29
Philips
Semiconductors









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74ALVC16244DGG Даташит, Описание, Даташиты
Philips Semiconductors
16-bit buffer/line driver (3-State)
Product specification
74ALVC16244/
74ALVCH16244
FEATURES
Wide supply voltage range of 1.2V to 3.6V
Complies with JEDEC standard no. 8-1A
CMOS low power consumption
MULTIBYTETM flow-through standard pin-out architecture
Low inductance multiple VCC and GND pins for minimum noise
and ground bounce
Direct interface with TTL levels
Bus hold on data inputs (74ALVCH16244 only)
Output drive capability 50transmission lines @ 85°C
Current drive ±24 mA at 3.0 V
PIN CONFIGURATION
1OE 1
1Y0 2
1Y1 3
GND 4
1Y2 5
1Y3 6
VCC 7
2Y0 8
2Y1 9
GND 10
48 2OE
47 1A0
46 1A1
45 GND
44 1A2
43 1A3
42 VCC
41 2A0
40 2A1
39 GND
DESCRIPTION
The 74ALVC16244(74ALVCH16244) is a 16-bit non-inverting
buffer/line driver with 3-State outputs. The device can be used as
four 4-bit buffers, two 8-bit buffers or one 16-bit buffer. The 3-State
outputs are controlled by the output enable inputs 1OE and 2OE. A
HIGH on nOE causes the outputs to assume a high impedance
OFF-state.
The 74ALVCH16244 has active bus hold circuitry which is provided
to hold unused or floating data inputs at a valid logic level. This
feature eliminates the need for external pull-up or pull-down
resistors.
The 74ALVC16244 has 5V tolerant inputs.
2Y2 11
2Y3 12
3Y0 13
3Y1 14
GND 15
3Y2 16
3Y3 17
VCC 18
4Y0 19
4Y1 20
GND 21
38 2A2
37 2A3
36 3A0
35 3A1
34 GND
33 3A2
32 3A3
31 VCC
30 4A0
29 4A1
28 GND
4Y2 22
27 4A2
4Y3 23
26 4A3
4OE 24
25 3OE
QUICK REFERENCE DATA
GND = 0 V; Tamb = 25°C; tr = tf 2.5 ns
SYMBOL
PARAMETER
CONDITIONS
SW00194
TYPICAL
tPHL/tPLH
CI
CPD
Propagation delay
An to Yn
Input capacitance
Power dissipation capacitance per buffer
VCC = 2.5V, CL = 30pF
VCC = 3.3V, CL = 50pF
VI = GND to VCC1
Outputs enabled
Outputs disabled
1.9
1.9
5.0
25
4
NOTE:
1. CPD is used to determine the dynamic power dissipation (PD in mW):
PD = CPD × VCC2 × fi + S (CL × VCC2 × fo) where: fi = input frequency in MHz; CL = output load capacitance in pF;
fo = output frequency in MHz; VCC = supply voltage in V; S (CL × VCC2 × fo) = sum of the outputs.
UNIT
ns
pF
pF
ORDERING INFORMATION
PACKAGES
48-Pin Plastic SSOP Type III
48-Pin Plastic TSSOP Type II
48-Pin Plastic SSOP Type III
48-Pin Plastic TSSOP Type II
TEMPERATURE RANGE OUTSIDE NORTH AMERICA
–40°C to +85°C
74ALVC16244 DL
–40°C to +85°C
74ALVC16244 DGG
–40°C to +85°C
74ALVCH16244 DL
–40°C to +85°C
74ALVCH16244 DGG
NORTH AMERICA
AC16244 DL
AC16244 DGG
ACH16244 DL
ACH16244 DGG
DWG NUMBER
SOT370-1
SOT362-1
SOT370-1
SOT362-1
1998 Jun 29
2 853-2082 19638









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74ALVC16244DGG Даташит, Описание, Даташиты
Philips Semiconductors
16-bit buffer/line driver (3-State)
Product specification
74ALVC16244/
74ALVCH16244
PIN DESCRIPTION
PIN NUMBER SYMBOL
1 1OE
2, 3, 5, 6
4, 10, 15, 21,
28, 34, 39, 45
7, 18, 31, 42
8, 9, 11, 12
13, 14, 16, 17
19, 20, 22, 23
1Y0 to 1Y3
GND
VCC
2Y0 to 2Y3
3Y0 to 3Y3
4Y0 to 4Y3
24 4OE
25
30, 29, 27, 26
36, 35, 33, 32
41, 40, 38, 37
47, 46, 44, 43
48
3OE
4A0 to 4A3
3A0 to 3A3
2A0 to 2A3
1A0 to 1A3
2OE
NAME AND FUNCTION
Output enable input
(active LOW)
Data outputs
Ground (0V)
Positive supply voltage
Data outputs
Data outputs
Data outputs
Output enable input
(active LOW)
Output enable input
(active LOW)
Data inputs
Data inputs
Data inputs
Data inputs
Output enable input
(active LOW)
LOGIC SYMBOL
47
1A0
2
1Y0
36
3A0
13
3Y0
46
1A1
3
1Y1
35
3A1
14
3Y1
44
1A2
5
1Y2
33
3A2
16
3Y2
43
1A3
6
1Y3
32
3A3
17
3Y3
1
1OE
25
3OE
41
2A0
40
2A1
38
2A2
37
2A3
48
2OE
8
2Y0
30
4A0
9
2Y1
29
4A1
11
2Y2
27
4A2
12
2Y3
26
4A3
24
4OE
19
4Y0
20
4Y1
22
4Y2
23
4Y3
SW00195
FUNCTION TABLE
INPUTS
nOE
nAn
LL
LH
H
H = HIGH voltage level
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
X
LOGIC SYMBOL (IEEE/IEC)
1OE
2OE
3OE
4OE
1
48
25
24
47
1A0
46
1A1
1A2 44
1A3 43
41
2A0
2A1 40
38
2A2
2A3 37
3A0 36
35
3A1
3A2 33
32
3A3
4A0 30
29
4A1
4A2 27
4A3 26
1EN
2EN
3EN
4EN
1 1
1 2
1 3
1 4
BUS HOLD CIRCUIT
VCC
OUTPUT
nYn
L
H
Z
2 1Y0
3 1Y1
5 1Y2
6 1Y3
8 2Y0
9 2Y1
11 2Y2
12 2Y3
13 3Y0
14 3Y1
16 3Y2
17 3Y3
19 4Y0
20 4Y1
22 4Y2
23 4Y3
SW00056
Data Input
To internal circuit
1998 Jun 29
SW00044
3










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