Download TLV7256 - Texas Instruments

TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
FEATURES
•
•
•
•
•
DCT OR DDU PACKAGE
(TOP VIEW)
Low Supply Current…20 µA Typ
Single Power Supply
Rail-to-Rail Common-Mode Input Voltage
Range
Push-Pull Output Circuit
Low Input-Bias Current
1OUT
1
8
VCC+
1IN-
2
7
2OUT
1IN+
VCC–
3
6
2IN-
4
5
2IN+
APPLICATIONS
•
•
•
•
•
Battery Packs for Sensing Battery Voltage
MP3 Players, Digital Cameras, PMPs
Cellular Phones, PDAs, Notebook Computers
Test Equipment
General-Purpose Low-Voltage Applications
DESCRIPTION/ORDERING INFORMATION
The TLV7256 is a CMOS-type general-purpose dual comparator capable of single power-supply operation and
using lower supply currents than the conventional bipolar comparators. Its push-pull output can connect directly
to local ICs such as TTL and CMOS circuits.
ORDERING INFORMATION (1)
PACKAGE (2)
TA
–40°C to 85°C
SSOP – DCT
VSSOP – DDU
(1)
(2)
ORDERABLE PART NUMBER
Reel of 3000
TLV7256IDCTR
Reel of 250
TLV7256IDCTT
Reel of 3000
TLV7256IDDUR
TOP-SIDE MARKING
PREVIEW
YAUA
For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI
web site at www.ti.com.
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at
www.ti.com/sc/package.
Typical Application Circuit
VCC
VIN
C1
R1
C2
VOUT
R2
VREF
Figure 1. Threshold Detector
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2006–2007, Texas Instruments Incorporated
TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
Absolute Maximum Ratings (1)
over operating free-air temperature range (unless otherwise noted)
MIN
MAX
1.5
7
UNIT
VCC
Supply voltage
VID
Differential input voltage
VI
Input voltage
IO
Output current
θJA
Thermal resistance, juction to ambient (2)
PD
Power dissipation
TA
Operating free-air temperature range
–40
85
°C
Tstg
Storage temperature range
–55
125
°C
(1)
(2)
V
V
VCC–
VCC+
V
±35
mA
DCT package
220
DDU package
227
DCT package
250
DDU package
200
°C/W
mW
Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings
only, and functional operation of the device at these or any other conditions beyond those indicated under recommended operating
conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
Package thermal impedance is calculated according to JESD 51-7.
Recommended Operating Conditions
MIN
2
MAX
UNIT
VCC
Supply voltage
1.8
5
V
TA
Operating free-air temperature
–40
85
°C
Submit Documentation Feedback
TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
Electrical Characteristics
VCC+ = 5 V, VCC– = GND, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TA
MIN
25°C
TYP
MAX
±2
±7
VIO
Input offset voltage
IIO
Input offset current
25°C
2
II
Input bias current
25°C
4
VCM
Common-mode input voltage
25°C
0
CMRR
Common-mode rejection ratio
25°C
48
–40°C to 85°C
48
∆VCM = 5 V
0 ≤ VCM ≤ 5 V
Output = High, VIN = 5 V
25°C
Output = Low, VIN = 5 V
Output = High, VIN = 5 V
ICC
Supply current
Output = Low, VIN = 5 V
Output = High, VIN = 2.5 V
Output = High, VIN = 2.5 V
Output = Low, VIN = 2.5 V
Voltage gain
Isink
Sink current
VOL = 0.5 V
Isource
Source current
VOH = 4.5 V
VOL
Low-level output voltage
Isink = 5 mA
VOH
High-level output voltage
Isource = 5 mA
65
V
dB
37
51
40
60
70
20
32
26
42
µA
40
–40°C to 85°C
53
25°C
88
25°C
25
–40°C to 85°C
20
25°C
30
–40°C to 85°C
25
25°C
dB
33
mA
35
0.07
–40°C to 85°C
mA
0.12
0.20
25°C
4.9
–40°C to 85°C
4.85
Submit Documentation Feedback
pA
61
25°C
VD = 3 V, 1 V ≤ VOUT ≤ 4 V
mV
pA
VCC
–40°C to 85°C
Output = Low, VIN = 2.5 V
AVD
±8
–40°C to 85°C
UNIT
4.93
V
V
3
TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
Electrical Characteristics
VCC+ = 2.7 V, VCC– = GND, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TA
TYP
MAX
±2
±8
VIO
Input offset voltage
IIO
Input offset current
25°C
2
II
Input bias current
25°C
4
VCM
Common-mode input voltage
25°C
0
CMRR
Common-mode rejection ratio
25°C
42
–40°C to 85°C
42
∆VCM = 2.7 V
0 ≤ VCM ≤ 2.7 V
25°C
Output = Low, VIN = 2.7 V
Output = High, VIN = 2.7 V
ICC
Supply current
Output = Low, VIN = 2.7 V
Output = High, VIN = 1.35 V
Output = High, VIN = 1.35 V
Output = Low, VIN = 1.35 V
Voltage gain
Isink
Sink current
VOL = 0.5 V
Isource
Source current
VOH = 2.2 V
VOL
Low-level output voltage
Isink = 5 mA
VOH
High-level output voltage
Isource = 5 mA
pA
57
V
dB
30
55
36
55
65
30
48
35
55
µA
55
–40°C to 85°C
65
25°C
88
25°C
13
–40°C to 85°C
11
25°C
15
–40°C to 85°C
13
25°C
dB
18
mA
20
0.11
–40°C to 85°C
mA
0.16
0.19
25°C
2.54
–40°C to 85°C
2.45
Submit Documentation Feedback
mV
65
25°C
VD = 1.7 V, 0.5 V ≤ VOUT ≤ 2.2 V
UNIT
pA
VCC
–40°C to 85°C
Output = Low, VIN = 1.35 V
AVD
±9
–40°C to 85°C
Output = High, VIN = 2.7 V
4
MIN
25°C
2.60
V
V
TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
Electrical Characteristics
VCC+ = 1.8 V, VCC– = GND, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TA
MIN
25°C
TYP
MAX
±2
±8
VIO
Input offset voltage
IIO
Input offset current
25°C
2
II
Input bias current
25°C
4
VCM
Common-mode input voltage
25°C
0
CMRR
Common-mode rejection ratio
25°C
40
–40°C to 85°C
40
∆VCM = 5 V
0 ≤ VCM ≤ 5 V
Output = High, VIN = 1.8 V
25°C
Output = Low, VIN = 1.8 V
Output = High, VIN = 1.8 V
ICC
Supply current
Output = Low, VIN = 1.8 V
Output = High, VIN = 0.9 V
Output = High, VIN = 0.9 V
Output = Low, VIN = 0.9 V
Voltage gain
Isink
Sink current
VOL = 0.5 V
Isource
Source current
VOH = 2.2 V
VOL
Low-level output voltage
Isink = 5 mA
VOH
High-level output voltage
Isource = 5 mA
55
V
dB
30
55
33
47
51
20
32
25
37
µA
34
–40°C to 85°C
40
25°C
88
25°C
6
–40°C to 85°C
5
25°C
5
–40°C to 85°C
4
25°C
dB
9
mA
9
0.2
–40°C to 85°C
mA
0.34
0.39
25°C
1.3
–40°C to 85°C
1.2
Submit Documentation Feedback
pA
60
25°C
VD = 1.1 V, 0.4 V ≤ VOUT ≤ 1.5 V
mV
pA
VCC – 0.3
–40°C to 85°C
Output = Low, VIN = 0.9 V
AVD
±9
–40°C to 85°C
UNIT
1.6
V
V
5
TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
Switching Characteristics
VCC+ = 5 V, VCC– = GND, TA = 25°C (unless otherwise noted)
PARAMETER
tPLH
Propagation delay time (turn on)
tPHL
Propagation delay time (turn off)
tTLH
tTHL
Response time
TEST CONDITIONS
TYP
Overdrive = 100 mV
680
TTL step input
500
Overdrive = 100 mV
250
TTL step input
380
Overdrive = 100 mV
60
8
UNIT
ns
ns
ns
Switching Characteristics
VCC+ = 3 V, VCC– = GND, TA = 25°C (unless otherwise noted)
TYP
UNIT
tPLH
Propagation delay time (turn on)
PARAMETER
Overdrive = 100 mV
550
ns
tPHL
Propagation delay time (turn off)
Overdrive = 100 mV
250
ns
tTLH
tTHL
6
Response time
TEST CONDITIONS
Overdrive = 100 mV
Submit Documentation Feedback
30
8
ns
TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
TYPICAL CHARACTERISTICS
SUPPLY CURRENT
vs
FREQUENCY
VCC = 5 V
SUPPLY CURRENT
vs
FREQUENCY
VCC = 2.7 V
1000
100
10
1000
ICC – Supply Current – µA
ICC – Supply Current – µA
100
10
100
10
1
1.E+00
1.E+01
1.E+02
1.E+04
10
100 1.E+03
10k 1.E+05
100k 1.E+06
1
1k
1M
1
10
100 1.E+03
10k 1.E+05
100k 1.E+06
1
1k
1M
1.E+00
1.E+01
1.E+02
1.E+04
1
10
100 1.E+03
10k 1.E+05
100k 1.E+06
1
1k
1M
1.E+00
1.E+01
1.E+02
1.E+04
f – Frequency – Hz
f – Frequency – Hz
f – Frequency – Hz
SUPPLY CURRENT
vs
COMMON-MODE VOLTAGE
VCC = ±2.5 V
SUPPLY CURRENT
vs
COMMON-MODE VOLTAGE
VCC = ±1.35 V
SUPPLY CURRENT
vs
COMMON-MODE VOLTAGE
VCC = ±0.9 V
45
45
40
40
40
35
35
35
ICC – Supply Current – µA
45
30
25
20
15
10
ICC – Supply Current – µA
ICC – Supply Current – µA
1000
ICC – Supply Current – µA
SUPPLY CURRENT
vs
FREQUENCY
VCC = 1.8 V
30
25
20
15
10
-3
-2
-1
0
1
2
3
20
15
10
0
0
-1.5
0
25
5
5
5
30
-1
-0.5
0
0.5
1
-1
1.5
-0.8 -0.6 -0.4 -0.2
PROPAGATION DELAY TIME,
HIGH TO LOW
VCC = 5 V
0
0.2 0.4
0.6 0.8
1
VCM – Common-Mode Voltage – V
VCM – Common-Mode Voltage – V
VCM – Common-Mode Voltage – V
PROPAGATION DELAY TIME,
HIGH TO LOW
VCC = 2.7 V
PROPAGATION DELAY TIME,
HIGH TO LOW
VCC = 1.8 V
OD = 10 mV
OD = 10 mV
OD = 10 mV
OD = 100 mV
OD = 100 mV
1 V/div
1 V/div
1 V/div
OD = 100 mV
Input
Input
Input
500 ns/div
500 ns/div
500 ns/div
Submit Documentation Feedback
7
TLV7256
DUAL COMPARATOR
www.ti.com
SLCS147A – OCTOBER 2006 – REVISED JANUARY 2007
TYPICAL CHARACTERISTICS (continued)
PROPAGATION DELAY TIME,
LOW TO HIGH
VCC = 5 V
PROPAGATION DELAY TIME,
LOW TO HIGH
VCC = 2.7 V
OD = 10 mV
1 V/div
OD = 10 mV
Input
OD = 100 mV
OD = 100 mV
1 V/div
1 V/div
OD = 100 mV
PROPAGATION DELAY TIME,
LOW TO HIGH
VCC = 1.8 V
OD = 10 mV
Input
Input
500 ns/div
8
500 ns/div
Submit Documentation Feedback
500 ns/div
PACKAGE OPTION ADDENDUM
www.ti.com
11-Apr-2013
PACKAGING INFORMATION
Orderable Device
Status
(1)
Package Type Package Pins Package
Drawing
Qty
Eco Plan
Lead/Ball Finish
(2)
MSL Peak Temp
Op Temp (°C)
Top-Side Markings
(3)
(4)
TLV7256IDDUR
ACTIVE
VSSOP
DDU
8
3000
Green (RoHS
& no Sb/Br)
CU NIPDAU
Level-1-260C-UNLIM
-40 to 85
YAUA
TLV7256IDDURG4
ACTIVE
VSSOP
DDU
8
3000
Green (RoHS
& no Sb/Br)
CU NIPDAU
Level-1-260C-UNLIM
-40 to 85
YAUA
(1)
The marketing status values are defined as follows:
ACTIVE: Product device recommended for new designs.
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.
OBSOLETE: TI has discontinued the production of the device.
(2)
Eco Plan - The planned eco-friendly classification: Pb-Free (RoHS), Pb-Free (RoHS Exempt), or Green (RoHS & no Sb/Br) - please check http://www.ti.com/productcontent for the latest availability
information and additional product content details.
TBD: The Pb-Free/Green conversion plan has not been defined.
Pb-Free (RoHS): TI's terms "Lead-Free" or "Pb-Free" mean semiconductor products that are compatible with the current RoHS requirements for all 6 substances, including the requirement that
lead not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, TI Pb-Free products are suitable for use in specified lead-free processes.
Pb-Free (RoHS Exempt): This component has a RoHS exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between
the die and leadframe. The component is otherwise considered Pb-Free (RoHS compatible) as defined above.
Green (RoHS & no Sb/Br): TI defines "Green" to mean Pb-Free (RoHS compatible), and free of Bromine (Br) and Antimony (Sb) based flame retardants (Br or Sb do not exceed 0.1% by weight
in homogeneous material)
(3)
MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.
(4)
Multiple Top-Side Markings will be inside parentheses. Only one Top-Side Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a
continuation of the previous line and the two combined represent the entire Top-Side Marking for that device.
Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information
provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and
continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.
TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.
In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis.
Addendum-Page 1
Samples
PACKAGE MATERIALS INFORMATION
www.ti.com
26-Jan-2013
TAPE AND REEL INFORMATION
*All dimensions are nominal
Device
TLV7256IDDUR
Package Package Pins
Type Drawing
VSSOP
DDU
8
SPQ
Reel
Reel
A0
Diameter Width (mm)
(mm) W1 (mm)
3000
180.0
8.4
Pack Materials-Page 1
2.25
B0
(mm)
K0
(mm)
P1
(mm)
3.35
1.05
4.0
W
Pin1
(mm) Quadrant
8.0
Q3
PACKAGE MATERIALS INFORMATION
www.ti.com
26-Jan-2013
*All dimensions are nominal
Device
Package Type
Package Drawing
Pins
SPQ
Length (mm)
Width (mm)
Height (mm)
TLV7256IDDUR
VSSOP
DDU
8
3000
202.0
201.0
28.0
Pack Materials-Page 2
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