74LVQ244MTR STMicroelectronics, 74LVQ244MTR Datasheet - Page 4
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74LVQ244MTR
Manufacturer Part Number
74LVQ244MTR
Description
IC BUFF/DVR TRI-ST DUAL 20SOIC
Manufacturer
STMicroelectronics
Series
74LVQr
Datasheet
1.74LVQ244MTR.pdf
(12 pages)
Specifications of 74LVQ244MTR
Logic Type
Buffer/Line Driver, Non-Inverting
Number Of Elements
2
Number Of Bits Per Element
4
Current - Output High, Low
24mA, 24mA
Voltage - Supply
2 V ~ 3.6 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
20-SOIC (7.5mm Width)
Logic Family
LVQ
Number Of Channels Per Chip
8
Polarity
Non-Inverting
Supply Voltage (max)
3.6 V
Supply Voltage (min)
2 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
High Level Output Current
- 24 mA
Low Level Output Current
24 mA
Minimum Operating Temperature
- 55 C
Number Of Lines (input / Output)
8 / 3
Output Type
3-State
Propagation Delay Time
11 ns at 2.7 V, 9 ns at 3.3 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
74LVQ244
Table 8: AC Electrical Characteristics (C
1) Skew is defined as the absolute value of the difference between the actual propagation delay for any two outputs of the same device switch-
ing in the same direction, either HIGH or LOW (t
2) Parameter guaranteed by design
(*) Voltage range is 3.3V
Table 9: Capacitive Characteristics
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
4/12
t
t
t
Symbol
Symbol
PLH
PZL
PLZ
t
t
C
OSLH
OSHL
C
PD
C
OUT
PD
IN
t
t
t
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
PZH
PHZ
PHL
Propagation Delay
Time
Output Enable
Time
Output Disable
Time
Output To Output
Skew Time
(note1, 2)
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance
(note 1)
Parameter
Parameter
0.3V
3.3
3.3
3.3
3.3
V
V
2.7
2.7
2.7
2.7
3.3
3.3
3.3
(V)
(V)
CC
CC
(*)
(*)
(*)
(*)
Test Condition
Test Condition
OSLH
f
IN
= |t
= 10MHz
PLHm
L
= 50 pF, R
- t
PLHn
|, t
OSHL
Min.
Min.
L
= 500
= |t
T
T
A
A
PHLm
Typ.
Typ.
= 25°C
= 25°C
6.6
5.6
8.3
6.8
7.5
6.0
0.5
0.5
10
4
8
- t
, Input t
PHLn
Max.
Max.
13.5
9.0
1.0
1.0
10
12
11
9
|)
CC(opr)
r
Value
Value
Min.
Min.
-40 to 85°C
-40 to 85°C
= t
f
= C
= 3ns)
Max.
Max.
12.5
10.5
13.5
10.5
11.5
PD
1.0
1.0
15
x V
CC
-55 to 125°C
-55 to 125°C
Min.
Min.
x f
IN
+ I
CC
Max.
Max.
1.0
1.0
14
13
18
13
15
12
/8 (per circuit)
Unit
Unit
pF
pF
pF
ns
ns
ns
ns