|
|
Número de pieza | 74LVT244B | |
Descripción | 3.3V Octal buffer/line driver 3-State | |
Fabricantes | NXP Semiconductors | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de 74LVT244B (archivo pdf) en la parte inferior de esta página. Total 10 Páginas | ||
No Preview Available ! INTEGRATED CIRCUITS
74LVT244B
3.3V Octal buffer/line driver (3-State)
Propduct specification
IC23 Data Handbook
1998 Nov
Philips
Semiconductors
1 page Philips Semiconductors
3.3V Octal buffer/line driver (3-State)
Product specification
74LVT244B
DC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
Temp = -40°C to +85°C UNIT
MIN TYP1 MAX
VIK
VOH
VOL
II
IOFF
IHOLD
IEX
IPU/PD
Input clamp voltage
High-level output voltage
Low-level output voltage
Input leakage current
Output off current
Bus Hold current A inputs6
Current into an output in the
High state when VO > VCC
Power up/down 3-State
output current3
VCC = 2.7V; IIK = –18mA
VCC = 2.7 to 3.6V; IOH = –100µA
VCC = 2.7V; IOH = –8mA
VCC = 3.0V; IOH = –32mA
VCC = 2.7V; IOL = 100µA
VCC = 2.7V; IOL = 24mA
VCC = 3.0V; IOL = 16mA
VCC = 3.0V; IOL = 32mA
VCC = 3.0V; IOL = 64mA
VCC = 0 or 3.6V; VI = 5.5V
VCC = 3.6V; VI = VCC or GND
VCC = 3.6V; VI = VCC
VCC = 3.6V; VI = 0
VCC = 0V; VI or VO = 0 to 4.5V
VCC = 3V; VI = 0.8V
VCC = 3V; VI = 2.0V
VCC = 0V to 3.6V; VCC = 3.6V
Control pins
Data Pins4
VO = 5.5V; VCC = 3.0V
VCC ≤ 1.2V; VO = 0.5V to VCC; VI = GND or VCC;
OE/OE = Don’t care
VCC-0.2
2.4
2.0
75
–75
±500
–0.9
VCC-0.1
2.5
2.2
0.1
0.3
0.25
0.3
0.4
0.1
±0.1
0.1
–1
1
130
–140
–1.2
0.2
0.5
0.4
0.5
0.55
10
±1
1
-5
±100
60 125
±1 ±100
V
V
V
µA
µA
µA
µA
µA
IOZH
3-State output high current
VCC = 3.6V; VO = 3V; VI = VIL or VIH
1 5 µA
IOZL 3-State output low current
VCC = 3.6V; VO = 0.5V; VI = VIL or VIH
–1 –5 µA
ICCH
VCC = 3.6V; Outputs High, VI = GND or VCC, IO = 0
0.13 0.19
ICCL
ICCZ
Quiescent supply current
VCC = 3.6V; Outputs Low, VI = GND or VCC, IO = 0
VCC = 3.6V; Outputs Disabled; VI = GND or VCC, IO = 05
2 5 mA
0.13 0.19
∆ICC
Additional supply current per VCC = 3V to 3.6V; One input at VCC-0.6V,
input pin2
Other inputs at VCC or GND
0.1 0.2 mA
NOTES:
1. All typical values are at Tamb = 25°C.
2. This is the increase in supply current for each input at the specified voltage level other than VCC or GND
3. This parameter is valid for any VCC between 0V and 1.2V with a transition time of up to 10msec. From VCC = 1.2V to VCC = 3.3V ± 0.3V a
transition time of 100µsec is permitted. This parameter is valid for Tamb = 25°C only.
4. Unused pins at VCC or GND.
5. ICCZ is measured with outputs pulled to VCC or GND.
6. This is the bus hold overdrive current required to force the input to the opposite logic state.
AC CHARACTERISTICS
GND = 0V; tR = tF = 2.5ns; CL = 50pF; RL = 500Ω; Tamb = –40°C to +85°C.
SYMBOL
PARAMETER
WAVEFORM
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Propagation delay
nAx to nYx
Output enable time
to High and Low level
Output disable time
from High and Low level
1
2
2
LIMITS
VCC = 3.3V ±0.3V
MIN
TYP1
MAX
1.1 1.9 3.5
1.3 2.0 3.3
1.1 2.8 4.5
1.4 2.3 4.4
1.9 2.9 4.4
1.8 2.5 4.4
1998 Nov 12
5
VCC = 2.7V
MAX
3.8
3.6
5.3
4.9
4.5
4.4
UNIT
ns
ns
ns
5 Page |
Páginas | Total 10 Páginas | |
PDF Descargar | [ Datasheet 74LVT244B.PDF ] |
Número de pieza | Descripción | Fabricantes |
74LVT244 | Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
74LVT244 | Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
74LVT244A | 3.3V Octal buffer/line driver 3-State | NXP Semiconductors |
74LVT244A | 3.3V Octal buffer/line driver 3-State | NXP Semiconductors |
Número de pieza | Descripción | Fabricantes |
SLA6805M | High Voltage 3 phase Motor Driver IC. |
Sanken |
SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
Analog Devices |
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |