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74ACT125M 데이터시트 PDF




STMicroelectronics에서 제조한 전자 부품 74ACT125M은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


PDF 형식의 74ACT125M 자료 제공

부품번호 74ACT125M 기능
기능 QUAD BUS BUFFERS 3-STATE
제조업체 STMicroelectronics
로고 STMicroelectronics 로고


74ACT125M 데이터시트 를 다운로드하여 반도체의 전기적 특성과 매개변수에 대해 알아보세요.




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74ACT125M 데이터시트, 핀배열, 회로
74ACT125
QUAD BUS BUFFERS (3-STATE)
s HIGH SPEED: tPD = 6.5 ns (TYP.) at VCC = 5V
s LOW POWER DISSIPATION:
ICC = 8 µA (MAX.) at TA = 25 oC
s COMPATIBLE WITH TTL OUTPUTS
VIH = 2V (MIN), VIL = 0.8V (MAX)
s 50TRANSMISSION LINE DRIVING
CAPABILITY
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 24 mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH tPHL
s OPERATING VOLTAGE RANGE:
VCC (OPR) = 4.5V to 5.5V
s PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 125
s IMPROVED LATCH-UP IMMUNITY
DESCRIPTION
The ACT125 is an high-speed CMOS QUAD BUS
BUFFERS fabricated with sub-micron silicon gate
and double-layer metal wiring C2MOS
technology. It is ideal for low power applications
maintaining high speed operation similar to
PRELIMINARY DATA
BM
(Plastic Package)
(Micro Package)
ORDER CODES :
74ACT125B
74ACT125M
equivalent Bipolar Schottky TTL.
These devices require the same 3-STATE control
input G to be taken high to make the output go in
to the high impedance state.
The device is designed to interface directly High
Speed CMOS systems with TTL, NMOS and
CMOS output voltage levels.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
PIN CONNECTION AND IEC LOGIC SYMBOLS
May 1997
1/8




74ACT125M pdf, 반도체, 판매, 대치품
74ACT125
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 , Input tr = tf =3 ns)
Symbol
P ar ame te r
tPLH Propagation Delay Time
tPHL
tPZL Output Enable Time
tPZH
tPLZ Output Disable Time
tPHZ
(*) Voltage range is 5V ± 0.5V
Test Condition
V CC
(V)
5.0(*)
5.0(*)
5.0(*)
Value
TA = 25 oC
-40 to 85 oC
Min. Typ. Max. Min. Max.
1.0 6.5 9.0 1.0 10.0
Unit
ns
1.0 6.0 8.5 1.0 9.5 ns
1.0 7.0 9.5 1.0 10.5 ns
CAPACITIVE CHARACTERISTICS
Symbol
P ar ame te r
Test Conditions
V CC
(V)
Value
TA = 25 oC
-40 to 85 oC
Min. Typ. Max. Min. Max.
Unit
CIN Input Capacitance
5.0
4 pF
COUT Output Capacitance
5.0
8 pF
CPD Power Dissipation
Capacitance (note 1)
5.0
TBD
pF
1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to
Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD VCC fIN + ICC/n (per circuit)
TEST CIRCUIT
T E ST
tPLH, tPHL
tPZL, tPLZ
tPZH, tPHZ
CL = 50 pF or equivalent (includes jig and probe capacitance)
RL = R1 = 500or equivalent
RT = ZOUT of pulse generator (typically 50)
4/8
SWITCH
Open
2VCC
Open

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74ACT125M 전자부품, 판매, 대치품
DIM.
A
a1
a2
b
b1
C
c1
D
E
e
e3
F
G
L
M
S
MIN.
0.1
0.35
0.19
8.55
5.8
3.8
4.6
0.5
SO-14 MECHANICAL DATA
mm
TYP.
0.5
1.27
7.62
MAX.
1.75
0.2
1.65
0.46
0.25
MIN.
0.003
0.013
0.007
45 (typ.)
8.75 0.336
6.2 0.228
4.0 0.149
5.3 0.181
1.27 0.019
0.68
8 (max.)
74ACT125
inch
TYP.
0.019
0.050
0.300
MAX.
0.068
0.007
0.064
0.018
0.010
0.344
0.244
0.157
0.208
0.050
0.026
P013G
7/8

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