m74hct125 STMicroelectronics, m74hct125 Datasheet

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m74hct125

Manufacturer Part Number
m74hct125
Description
Quad Bus Buffer 3-state
Manufacturer
STMicroelectronics
Datasheet

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m74hct125B1
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m74hct125B1R
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m74hct125M1R
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m74hct125RM13TR
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m74hct125RM13TR
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DESCRIPTION
The M74HCT125 is an high speed CMOS QUAD
BUFFER (3-STATE) fabricated with silicon gate
C
The device requires the 3-STATE control input G
to be set high to place the output in to the high
impedance state.
PIN CONNECTION AND IEC LOGIC SYMBOLS
August 2001
2
MOS technology.
HIGH SPEED:
t
LOW POWER DISSIPATION:
I
COMPATIBLE WITH TTL OUTPUTS :
V
BALANCED PROPAGATION DELAYS:
t
SYMMETRICAL OUTPUT IMPEDANCE:
|I
PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 125
PD
CC
PLH
OH
IH
= 13ns (TYP.) at V
= 4 A(MAX.) at T
= 2V (MIN.) V
| = I
t
PHL
OL
= 6mA (MIN)
IL
= 0.8V (MAX)
A
CC
=25°C
= 4.5V
QUAD BUS BUFFER (3-STATE)
ORDER CODES
The M74HCT125 is designed to directly interface
HSC
components.
All inputs are equipped with protection circuits
against static discharge and transient excess
voltage.
PACKAGE
TSSOP
SOP
DIP
2
MOS
DIP
M74HCT125M1R M74HCT125RM13TR
M74HCT125B1R
systems
TUBE
with
M74HCT125
SOP
TTL
M74HCT125TTR
T & R
and
TSSOP
NMOS
1/9

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m74hct125 Summary of contents

Page 1

... OH OL PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 125 DESCRIPTION The M74HCT125 is an high speed CMOS QUAD BUFFER (3-STATE) fabricated with silicon gate 2 C MOS technology. The device requires the 3-STATE control input set high to place the output in to the high impedance state ...

Page 2

... M74HCT125 INPUT AND OUTPUT EQUIVALENT CIRCUIT ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage Input Voltage Output Voltage Input Diode Current Output Diode Current Output Current Ground Current CC GND CC P Power Dissipation D T Storage Temperature ...

Page 3

... pF, Input 6ns Test Condition T = 25° (pF) Min. Typ 150 150 M74HCT125 Value -40 to 85°C -55 to 125° C Unit Max. Min. Max. Min. Max. 2.0 2.0 0.8 0.8 0.8 4.4 4.4 4.13 4.10 0.1 0.1 0.1 0.26 0.33 0. 2.0 2.9 3.0 Value -40 to 85° ...

Page 4

... M74HCT125 CAPACITIVE CHARACTERISTICS Symbol Parameter V CC (V) C Input Capacitance IN C Power Dissipation PD Capacitance (note defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without PD load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I ...

Page 5

... WAVEFORM 1 : PROPAGATION DELAY TIMES (f=1MHz; 50% duty cycle) WAVEFORM 2 : OUTPUT ENABLE AND DISABLE TIMES (f=1MHz; 50% duty cycle) M74HCT125 5/9 ...

Page 6

... M74HCT125 Plastic DIP-14 MECHANICAL DATA DIM. MIN. a1 0. 1.27 6/9 mm. TYP MAX. MIN. 0.020 1.65 0.055 0.5 0.25 20 8.5 2.54 15.24 7.1 5.1 3.3 2.54 0.050 inch TYP. MAX. 0.065 0.020 0.010 0.787 0.335 0.100 0.600 0.280 0.201 0.130 0.100 P001A ...

Page 7

... 0.35 b1 0. 8.55 E 5.8 e 1.27 e3 7.62 F 3.8 G 4 inch MAX. MIN. TYP. 1.75 0.2 0.003 1.65 0.46 0.013 0.25 0.007 0.019 45° ( typ.) 8.75 0.336 6.2 0.228 0.050 0.300 4.0 0.149 5.3 0.181 1.27 0.019 0.68 8° (max.) M74HCT125 MAX. 0.068 0.007 0.064 0.018 0.010 0.344 0.244 0.157 0.208 0.050 0.026 PO13G 7/9 ...

Page 8

... M74HCT125 TSSOP14 MECHANICAL DATA DIM. MIN 0.05 A2 0.8 b 0.19 c 0.09 D 4.9 E 6 0° PIN 1 IDENTIFICATION 1 8/9 mm. TYP MAX. MIN. 1.2 0.15 0.002 1 1.05 0.031 0.30 0.007 0.20 0.004 5 5.1 0.193 6.4 6.6 0.244 4.4 4.48 0.169 0.65 BSC 8° 0.60 0.75 0.018 inch TYP. MAX. 0.047 0.004 0.006 0.039 0.041 0.012 ...

Page 9

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