74VCX38
Low Voltage Quad 2-Input NAND Gate with Open Drain
Outputs and 3.6V Tolerant Inputs and Outputs
Features
General Description
■ 1.2V to 3.6V VCC supply operation
The VCX38 contains four 2-input NAND gates with open
drain outputs. This product is designed for low voltage
(1.2V to 3.6V) VCC applications with I/O compatibility up
to 3.6V.
■ 3.6V tolerant inputs and outputs
■ tPD:
■
2.8ns max. for 3.0V to 3.6V VCC
■ Power-Off high impedance inputs and outputs
■ Static Drive (IOL):
■
■
■
■
– +24mA @ 3.0V VCC
Uses patented Quiet Series™ noise/EMI reduction
circuitry
Latchup performance exceeds JEDEC 78 conditions
ESD performance:
– Human body model > 2000V
– Machine model > 250V
Leadless DQFN package
The VCX38 is fabricated with advanced CMOS technology to achieve high-speed operation while maintaining
CMOS low power dissipation.
Ordering Information
Order Number
74VCX38M
Package
Number
M14A
Package Description
14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150"
Narrow
74VCX38BQX(1)
MLP14A
14-Terminal Depopulated Quad Very-Thin Flat Pack No Leads (DQFN),
JEDEC MO-241, 2.5 x 3.0mm
74VCX38MTC
MTC14
14-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153,
4.4mm Wide
Note:
1. DQFN package available in Tape and Reel only.
Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering number.
All packages are lead free per JEDEC: J-STD-020B standard.
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
February 2008
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
Connection Diagrams
Logic Symbol
Pin Assignments for SOIC and TSSOP
IEEE/IEC
Pad Assignments for DQFN
(Top View)
Pin Description
Pin Names
Description
An, Bn
Inputs
On
Outputs
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
2
Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be
operable above the recommended operating conditions and stressing the parts to these levels is not recommended.
In addition, extended exposure to stresses above the recommended operating conditions may affect device reliability.
The absolute maximum ratings are stress ratings only.
Symbol
VCC
Parameter
Rating
Supply Voltage
–0.5V to +4.6V
VI
DC Input Voltage
–0.5V to 4.6V
VO
Output Voltage(2)
–0.5V to 4.6V
IIK
DC Input Diode Current, VI < 0V
–50mA
IOK
DC Output Diode Current, VO < 0V
–50mA
IOL
DC Output Source/Sink Current
+50mA
ICC or GND Supply Pin
TSTG
±100mA
Storage Temperature Range
–65°C to +150°C
Note:
2. IO Absolute Maximum Rating must be observed.
Recommended Operating Conditions(3)
The Recommended Operating Conditions table defines the conditions for actual device operation. Recommended
operating conditions are specified to ensure optimal performance to the datasheet specifications. Fairchild does not
recommend exceeding them or designing to absolute maximum ratings.
Symbol
VCC
Parameter
Rating
Power Supply Operating
VI
Input Voltage
VO
Output Voltage
IOL
Output Current
1.2V to 3.6V
–0.3V to 3.6V
0V to VCC
VCC = 3.0V to 3.6V
±24mA
VCC = 2.3V to 2.7V
±18mA
VCC = 1.65V to 2.3V
±6mA
VCC = 1.4V to 1.6V
±2mA
VCC = 1.2V
TA
∆t / ∆V
± 100µA
Free Air Operating Temperature
–40°C to +85°C
Minimum Input Edge Rate, VIN = 0.8V to 2.0V, VCC = 3.0V
10ns/V
Note:
3. Floating or unused inputs must be held HIGH or LOW
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
3
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
Absolute Maximum Ratings
Symbol
VIH
VIL
Parameter
HIGH Level Input Voltage
LOW Level Input Voltage
VCC (V)
Conditions
2.7–3.6
2.0
2.3–2.7
1.6
1.65–2.3
0.65 × VCC
1.4–1.6
0.65 × VCC
1.2
0.65 × VCC
2.7–3.6
LOW Level Output Voltage
IOFF
Power-Off Leakage Current
ICC
Quiescent Supply Current
V
2.3–2.7
0.7
0.35 × VCC
1.4–1.6
0.35 × VCC
0.05 × VCC
2.7–3.6
IOL = 100µA
0.2
2.7
IOL = 12mA
0.4
3.0
IOL = 18mA
0.4
3.0
IOL = 24mA
0.55
V
2.3–2.7
IOL = 100µA
0.2
2.3
IOL = 12mA
0.4
2.3
IOL = 18mA
0.6
1.65–2.3
IOL = 100µA
0.2
IOL = 6mA
0.3
IOL = 100µA
0.2
1.4
IOL = 2mA
0.35
1.2
IOL = 100µA
0.05
1.2–3.6
0 ≤ VI ≤ 3.6V
±5.0
µA
0 ≤ (VI, VO) ≤ 3.6V
10.0
µA
VI = VCC or GND
20.0
µA
VCC ≤ (VI) ≤ 3.6V
±20.0
1.65
II
Units
V
1.65–2.3
1.4–1.6
Input Leakage Current
Max
0.8
1.2
VOL
Min
0
1.2–3.6
∆ICC
Increase in ICC per Input
2.7–3.6
VIH = VCC – 0.6V
750
µA
IOHZ
Off State Current
1.2–3.6
VO = 3.6
10.0
µA
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
4
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
DC Electrical Characteristics
TA = –40°C to
+85°C
Symbol
Parameter
VCC (V)
tPZL, tPZH
Propagation Delay
3.3 ± 0.3
Conditions
CL = 30pF, RL = 500Ω
2.5 ± 0.2
1.8 ± 0.15
1.5 ± 0.1
CL = 15pF, RL = 2kΩ
Min.
Max.
Units
Figure
Number
0.6
2.8
ns
Fig. 1
0.8
3.7
1.0
6.7
1.0
13.4
Fig. 3
33.5
Fig. 4
1.2
tOSHL, tOSLH Output to Output
Skew(5)
3.3 ± 0.3
CL = 30pF, RL = 500Ω
0.5
2.5 ± 0.2
0.5
1.8 ± 0.15
0.75
1.5 ± 0.1
Fig. 2
CL = 15pF, RL = 2kΩ
ns
1.5
1.2
1.5
Note:
4. For CL = 50pF, add approximately 300ps to the AC Maximum specification.
5. Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate
outputs of the same device. The specification applies to any outputs switching in the same direction, either
HIGH-to-LOW (tOSHL) or LOW-to-HIGH (tOSLH).
Dynamic Switching Characteristics
TA = 25°C
Symbol
VOLP
Parameter
VCC (V)
Quiet Output Dynamic Peak VOL
1.8
2.5
Conditions
CL = 30pF, VIH = VCC,
VIL = 0V
3.3
VOLV
Quiet Output Dynamic Valley VOL
1.8
2.5
Typical
Unit
0.25
V
0.6
0.8
CL = 30pF, VIH = VCC,
VIL = 0V
3.3
–0.25
V
–0.6
–0.8
Capacitance
TA = +25°C
Symbol
Parameter
Conditions
Typical
Units
Input Capacitance
VI = 0V or VCC, VCC = 1.8V, 2.5V or 3.3V
6.0
pF
COUT
Output Capacitance
VI = 0V or VCC, VCC = 1.8V, 2.5V or 3.3V
7.0
pF
CPD
Power Dissipation
Capacitance
VI = 0V or VCC, f = 10MHz, VCC = 1.8V, 2.5V or 3.3V
20.0
pF
CIN
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
5
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
AC Electrical Characteristics(4)
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
AC Loading and Waveforms (VCC 3.3V ± 0.3V to 1.8V ± 0.15V)
Test
Switch
6V at VCC = 3.3 ± 0.3V;
tPZL, tPLZ
VCC × 2 at VCC = 2.5V ± 0.2V; 1.8V
Figure 1. AC Test Circuit
VCC
Symbol
3.3V ± 0.3V
2.5V ± 0.2V
1.8V ± 0.15V
Vmi
1.5V
VCC / 2
VCC / 2
Vmo
1.5V
VCC / 2
VCC / 2
Vx
VOL + 0.3V
VOL + 0.15V
VOL + 0.15V
Figure 2. Waveform for Open Drain, Inverting and Non-inverting Functions
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
6
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
AC Loading and Waveforms (VCC 1.5 ± 0.1V to 1.2V)
Test
Switch
tPZL, tPLZ
VCC x 2 at VCC = 1.5V ± 0.1V
Figure 3. AC Test Circuit
VCC
Symbol
1.5V ± 0.1V
Vmi
VCC / 2
Vmo
VCC / 2
VX
VOL + 0.1V
VY
VOH – 0.1V
Figure 4. 3-STATE Output Low Enable and Disable Times for Low Voltage Logic
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
7
Tape Format for DQFN
Package Designator
Tape Section
Number of Cavities
Cavity Status
Cover Tape Status
BQX
Leader (Start End)
125 (Typ.)
Empty
Sealed
Carrier
3000
Filled
Sealed
Trailer (Hub End)
75 (Typ.)
Empty
Sealed
Tape Dimensions inches (millimeters)
Reel Dimensions inches (millimeters)
Tape Size
A
B
C
D
N
W1
W2
12mm
13.0 (330.0)
0.059 (1.50)
0.512 (13.00)
0.795 (20.20)
2.165 (55.00)
0.488 (12.4)
0.724 (18.4)
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
8
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
Tape and Reel Specification
8.75
8.50
0.65
A
7.62
14
8
B
5.60
4.00
3.80
6.00
PIN ONE
INDICATOR
1
1.70
7
0.51
0.35
1.27
0.25
1.27
LAND PATTERN RECOMMENDATION
M
C B A
(0.33)
1.75 MAX
1.50
1.25
SEE DETAIL A
0.25
0.10
C
0.25
0.19
0.10 C
NOTES: UNLESS OTHERWISE SPECIFIED
A) THIS PACKAGE CONFORMS TO JEDEC
MS-012, VARIATION AB, ISSUE C,
B) ALL DIMENSIONS ARE IN MILLIMETERS.
C) DIMENSIONS DO NOT INCLUDE MOLD
GAGE PLANE
FLASH OR BURRS.
D) LANDPATTERN STANDARD:
SOIC127P600X145-14M
0.36
E) DRAWING CONFORMS TO ASME Y14.5M-1994
F) DRAWING FILE NAME: M14AREV13
0.50 X 45°
0.25
R0.10
R0.10
8°
0°
0.90
0.50
(1.04)
SEATING PLANE
DETAIL A
SCALE: 20:1
Figure 5. 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150" Narrow
Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner
without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or
obtain the most recent revision. Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions,
specifically the warranty therein, which covers Fairchild products.
Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings:
http://www.fairchildsemi.com/packaging/
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
9
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
Physical Dimensions
Figure 6. 14-Terminal Depopulated Quad Very-Thin Flat Pack No Leads (DQFN), JEDEC MO-241, 2.5 x 3.0mm
Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner
without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or
obtain the most recent revision. Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions,
specifically the warranty therein, which covers Fairchild products.
Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings:
http://www.fairchildsemi.com/packaging/
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
10
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
Physical Dimensions (Continued)
0.65
0.43 TYP
1.65
6.10
0.45
12.00° TOP
& BOTTOM
R0.09 min
A. CONFORMS TO JEDEC REGISTRATION MO-153,
VARIATION AB, REF NOTE 6
B. DIMENSIONS ARE IN MILLIMETERS
C. DIMENSIONS ARE EXCLUSIVE OF BURRS, MOLD FLASH,
AND TIE BAR EXTRUSIONS
D. DIMENSIONING AND TOLERANCES PER ANSI
Y14.5M, 1982
E. LANDPATTERN STANDARD: SOP65P640X110-14M
F. DRAWING FILE NAME: MTC14REV6
1.00
R0.09min
Figure 7. 14-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide
Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner
without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or
obtain the most recent revision. Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions,
specifically the warranty therein, which covers Fairchild products.
Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings:
http://www.fairchildsemi.com/packaging/
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
11
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
Physical Dimensions (Continued)
ACEx®
Build it Now™
CorePLUS™
CROSSVOLT™
CTL™
Current Transfer Logic™
EcoSPARK®
EZSWITCH™ *
™
PDP-SPM™
Power220®
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PowerTrench®
Programmable Active Droop™
QFET®
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Quiet Series™
RapidConfigure™
SMART START™
SPM®
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SuperFET™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
FPS™
FRFET®
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Green FPS™
Green FPS™e-Series™
GTO™
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IntelliMAX™
ISOPLANAR™
MegaBuck™
MICROCOUPLER™
MicroFET™
MicroPak™
MillerDrive™
Motion-SPM™
OPTOLOGIC®
OPTOPLANAR®
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* EZSWITCH™ and FlashWriter® are trademarks of System General Corporation, used under license by Fairchild Semiconductor.
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS
HEREIN TO IMPROVE RELIABILITY, FUNCTION, OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE
APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS
PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. THESE SPECIFICATIONS DO NOT EXPAND THE TERMS OF FAIRCHILD’S
WORLDWIDE TERMS AND CONDITIONS, SPECIFICALLY THE WARRANTY THEREIN, WHICH COVERS THESE PRODUCTS.
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FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR
SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body or
(b) support or sustain life, and (c) whose failure to perform
when properly used in accordance with instructions for use
provided in the labeling, can be reasonably expected to
result in a significant injury of the user.
2. A critical component in any component of a life support,
device, or system whose failure to perform can be
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Product Status
Definition
Advance Information
Formative or In Design
This datasheet contains the design specifications for product
development. Specifications may change in any manner without notice.
Preliminary
First Production
This datasheet contains preliminary data; supplementary data will be
published at a later date. Fairchild Semiconductor reserves the right to
make changes at any time without notice to improve design.
No Identification Needed
Full Production
This datasheet contains final specifications. Fairchild Semiconductor
reserves the right to make changes at any time without notice to improve
the design.
Obsolete
Not In Production
This datasheet contains specifications on a product that has been
discontinued by Fairchild Semiconductor. The datasheet is printed for
reference information only.
Rev. I33
©1999 Fairchild Semiconductor Corporation
74VCX38 Rev. 1.9.0
www.fairchildsemi.com
12
74VCX38 — Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
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