Renesas HD74HCT126TELL Quad. bus buffer gates (with 3-state outputs) Datasheet

HD74HCT125, HD74HCT126
Quad. Bus Buffer Gates (with 3-state outputs)
REJ03D0657–0200
(Previous ADE-205-545)
Rev.2.00
Mar 30, 2006
Description
The HD74HCT125, HD74HCT126 require the 3-state control input C to be taken high to put the output into the high
impedance condition, whereas the HD74HCT125, HD74HCT126 requires the control input to be low to put the output
into high impedance.
Features
•
•
•
•
•
•
•
LSTTL Output Logic Level Compatibility as well as CMOS Output Compatibility
High Speed Operation: tpd (A to Y) = 12 ns typ (CL = 50 pF)
High Output Current: Fanout of 15 LSTTL Loads
Wide Operating Voltage: VCC = 4.5 to 5.5 V
Low Input Current: 1 µA max
Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)
Ordering Information
Part Name
Package Type
HD74HCT125P
HD74HCT125FPEL
HD74HCT126FPEL
HD74HCT125TELL
HD74HCT126TELL
Package Code
(Previous Code)
Package
Abbreviation
Taping Abbreviation
(Quantity)
DILP-14 pin
PRDP0014AB-B
(DP-14AV)
P
—
SOP-14 pin (JEITA)
PRSP0014DF-B
(FP-14DAV)
FP
EL (2,000 pcs/reel)
TSSOP-14 pin
PTSP0014JA-B
(TTP-14DV)
T
ELL (2,000 pcs/reel)
Note: Please consult the sales office for the above package availability.
Function Table
Inputs
C
HCT125
H:
L:
X:
Z:
Output
Y
A
HCT126
H
L
L
H
L
H
High level
Low level
Irrelevant
Off (high-impedance) state of a 3-state output.
Rev.2.00 Mar 30, 2006 page 1 of 8
X
L
H
HCT125
HCT126
Z
L
H
Z
L
H
HD74HCT125, HD74HCT126
Pin Arrangement
• HD74HCT125
1C
1
14
VCC
1A
2
13
4C
1Y
3
12
4A
2C
4
11
4Y
2A
5
10
3C
2Y
6
9
3A
GND
7
8
3Y
(Top view)
• HD74HCT126
1C
1
14
VCC
1A
2
13
4C
1Y
3
12
4A
2C
4
11
4Y
2A
5
10
3C
2Y
6
9
3A
GND
7
8
3Y
(Top view)
Rev.2.00 Mar 30, 2006 page 2 of 8
HD74HCT125, HD74HCT126
Absolute Maximum Ratings
Item
Supply voltage range
Input voltage
Output voltage
Output current
DC current drain per VCC, GND
DC input diode current
DC output diode current
Power dissipation per package
Storage temperature
Symbol
VCC
VIN
VOUT
IOUT
ICC, IGND
IIK
IOK
PT
Tstg
Rating
–0.5 to +7.0
–0.5 to VCC + 0.5
–0.5 to VCC + 0.5
±35
±75
±20
±20
500
–65 to +150
Unit
V
V
V
mA
mA
mA
mA
mW
°C
Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of
which may be realized at the same time.
Recommended Operating Conditions
Item
Supply voltage
Input / Output voltage
Symbol
VCC
VIN, VOUT
Ratings
4.5 to 5.5
0 to VCC
Unit
V
V
Operating temperature
Input rise / fall time*1
Ta
tr, tf
–40 to 85
0 to 500
°C
ns
Conditions
VCC = 4.5 V
Notes: 1. This item guarantees maximum limit when one input switches.
Waveform: Refer to test circuit of switching characteristics.
Electrical Characteristics
Item
Input voltage
Output voltage
Symbol
VCC (V)
VIH
VIL
VOH
4.5 to 5.5
4.5 to 5.5
4.5
4.5
4.5
4.5
5.5
Min
2.0
—
4.4
4.18
—
—
—
5.5
5.5
—
—
VOL
Off-state output
current
Input current
IOZ
Quiescent supply
current
ICC
Iin
Rev.2.00 Mar 30, 2006 page 3 of 8
Ta = 25°C
Typ
Max
—
—
—
0.8
—
—
—
—
—
0.1
—
0.26
—
±0.5
—
—
±0.1
4.0
Ta = –40 to+85°C
Min
Max
2.0
—
—
0.8
4.4
—
4.13
—
—
0.1
—
0.33
—
±5.0
—
—
±1.0
40
Unit
V
V
V
V
µA
µA
µA
Test Conditions
Vin = VIH or VIL IOH = –20 µA
IOH = –6 mA
Vin = VIH or VIL IOL = 20 µA
IOL = 6 mA
Vin = VIH or VIL,
Vout = VCC or GND
Vin = VCC or GND
Vin = VCC or GND, Iout = 0 µA
HD74HCT125, HD74HCT126
Switching Characteristics
(CL = 50 pF, Input tr = tf = 6 ns)
Item
Symbol VCC (V)
Propagation delay time
Output enable time
Output disable time
Output rise/fall time
Input capacitance
tPHL
tPLH
tZL
tZH
tLZ
tHZ
tTLH
tTHL
Cin
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
—
Ta = 25°C
Ta = –40 to +85°C
Min
Typ Max
Min
Max
—
12
20
—
25
—
12
20
—
25
—
12
30
—
38
—
12
30
—
38
—
15
30
—
38
—
15
30
—
38
—
4
12
—
15
—
4
12
—
15
—
5
10
—
10
Unit
Test Conditions
ns
ns
ns
ns
pF
Test Circuit
VCC
Pulse generator
ZOUT = 50 Ω
See Function Table
Input
VCC
Output
C
A
Y
Note: CL includes the probe and jig capacitance.
Rev.2.00 Mar 30, 2006 page 4 of 8
1 k Ω S1
OPEN
See under table
GND
*1
CL = 50 pF
TEST
tPLH / tPHL
S1
OPEN
tZH / tHZ
tZL / tLZ
GND
VCC
HD74HCT125, HD74HCT126
Waveforms
• HD74HCT125
• Waveform – 1
tf
tr
90 %
1.3 V
Input A
VCC
90 %
1.3 V
10 %
10 %
0V
tPHL
tPLH
VOH
Output Y
1.3 V
1.3 V
VOL
• Waveform – 2
Input C
tf
tr
90 %
1.3 V
VCC
90 %
1.3 V
10 %
10 %
tZL
0V
tLZ
VOH
Waveform - A
1.3 V
tZH
Waveform - B
1.3 V
10 %
VOL
tHZ
90 %
VOH
VOL
Notes : 1. tr ≤ 6 ns, tf ≤ 6 ns
2. Input waveform : PRR ≤ 1 MHz, duty cycle 50%
3. Waveform– A is for an output with internal conditions such that the
output is low except when disabled by the output control.
4. Waveform– B is for an output with internal conditions such that the
output is high except when disabled by the output control.
Rev.2.00 Mar 30, 2006 page 5 of 8
HD74HCT125, HD74HCT126
Waveforms
• HD74HCT126
• Waveform – 1
tf
tr
90 %
1.3 V
Input A
VCC
90 %
1.3 V
10 %
10 %
0V
tPHL
tPLH
VOH
Output Y
1.3 V
1.3 V
VOL
• Waveform – 2
tr
tf
VCC
90 %
1.3 V
90 %
1.3 V
Input C
10 %
10 %
tZL
0V
tLZ
VOH
Waveform - A
1.3 V
tZH
Waveform - B
1.3 V
10 %
VOL
tHZ
90 %
VOH
VOL
Notes : 1. tr ≤ 6 ns, tf ≤ 6 ns
2. Input waveform : PRR ≤ 1 MHz, duty cycle 50%
3. Waveform– A is for an output with internal conditions such that the
output is low except when disabled by the output control.
4. Waveform– B is for an output with internal conditions such that the
output is high except when disabled by the output control.
Rev.2.00 Mar 30, 2006 page 6 of 8
HD74HCT125, HD74HCT126
Package Dimensions
JEITA Package Code
P-DIP14-6.3x19.2-2.54
RENESAS Code
PRDP0014AB-B
Previous Code
DP-14AV
MASS[Typ.]
0.97g
D
8
E
14
7
1
b3
A
Z
A1
Reference
Symbol
L
e1
D
E
A
A1
bp
b3
c
θ
e
Z
L
θ
bp
e
c
e1
( Ni/Pd/Au plating )
JEITA Package Code
P-SOP14-5.5x10.06-1.27
RENESAS Code
PRSP0014DF-B
*1
Previous Code
FP-14DAV
Dimension in Millimeters
Min
Nom Max
7.62
19.2 20.32
6.3 7.4
5.06
0.51
0.40 0.48 0.56
1.30
0.19 0.25 0.31
0°
15°
2.29 2.54 2.79
2.39
2.54
MASS[Typ.]
0.23g
D
F
14
NOTE)
1. DIMENSIONS"*1 (Nom)"AND"*2"
DO NOT INCLUDE MOLD FLASH.
2. DIMENSION"*3"DOES NOT
INCLUDE TRIM OFFSET.
8
c
HE
*2
E
bp
Index mark
Terminal cross section
( Ni/Pd/Au plating )
1
Z
7
e
*3
bp
x
Reference Dimension in Millimeters
Symbol
M
A
L1
A1
θ
y
L
Detail F
Rev.2.00 Mar 30, 2006 page 7 of 8
D
E
A2
A1
A
bp
b1
c
c1
θ
HE
e
x
y
Z
L
L1
Min Nom Max
10.06 10.5
5.50
0.00 0.10 0.20
2.20
0.34 0.40 0.46
0.15 0.20 0.25
0°
8°
7.50 7.80 8.00
1.27
0.12
0.15
1.42
0.50 0.70 0.90
1.15
HD74HCT125, HD74HCT126
JEITA Package Code
P-TSSOP14-4.4x5-0.65
RENESAS Code
PTSP0014JA-B
*1
Previous Code
TTP-14DV
MASS[Typ.]
0.05g
D
F
14
8
NOTE)
1. DIMENSIONS"*1 (Nom)"AND"*2"
DO NOT INCLUDE MOLD FLASH.
2. DIMENSION"*3"DOES NOT
INCLUDE TRIM OFFSET.
HE
c
*2
E
bp
Index mark
Terminal cross section
( Ni/Pd/Au plating )
Reference Dimension in Millimeters
Symbol
7
1
*3
Z
bp
x
M
L1
A
e
A1
θ
L
y
Detail F
Rev.2.00 Mar 30, 2006 page 8 of 8
D
E
A2
A1
A
bp
b1
c
c1
θ
HE
e
x
y
Z
L
L1
Min Nom Max
5.00 5.30
4.40
0.03 0.07 0.10
1.10
0.15 0.20 0.25
0.10 0.15 0.20
0°
8°
6.20 6.40 6.60
0.65
0.13
0.10
0.83
0.4 0.5 0.6
1.0
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