el5181 Intersil Corporation, el5181 Datasheet

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el5181

Manufacturer Part Number
el5181
Description
8ns High-speed Comparator
Manufacturer
Intersil Corporation
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
el5181CS
Manufacturer:
INTERSIL
Quantity:
20 000
8ns High-Speed Comparator
between V
operate from 0.1V below ground for use in ground sensing
applications.
The output side of the comparator can be supplied from a
single supply of 2.7V to 5V. The rail-to-rail output swing
enables direct connection of the comparator to both CMOS
and TTL logic circuits.
The latch input of the EL5181 can be used to hold the com-
parator output value by applying a low logic level to the pin.
The EL5181 is available in the 8-pin SO package and is
specified for operation over the full -40°C to +85°C tempera-
ture range. Also available are a dual (EL5281), a window
comparator (EL5283), and quad versions (EL5481 and
EL5482).
Ordering Information
EL5181CS
EL5181CS-T7
EL5181CS-T13
NUMBER
PART
S
+ and V
PACKAGE
8-Pin SO
8-Pin SO
8-Pin SO
S
The EL5181 comparator is designed
for operation in single supply and dual
supply applications with 5V to 12V
-. For single supplies, the inputs can
®
1
TAPE & REEL
Data Sheet
13”
7”
-
Copyright © Intersil Americas Inc. 2003. All Rights Reserved. Elantec is a registered trademark of Elantec Semiconductor, Inc.
PKG. NO.
MDP0027
MDP0027
MDP0027
1-888-INTERSIL or 321-724-7143
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
Features
• 8ns Typ. propagation delay
• 5V to 12V input supply
• +2.7V to +5V output supply
• True-to-ground input
• Rail-to-rail outputs
• Active low latch
• Dual available (EL5281)
• Window comparator (EL5283)
• Quad available (EL5481 & EL5482)
• Pin-compatible 4ns family available (EL5x85, EL5287 &
Applications
• Threshold detection
• High speed sampling circuits
• High speed triggers
• Line receivers
• PWM circuits
• High speed V/F converters
Pinout
EL5486)
December 4, 2001
All other trademarks mentioned are the property of their respective owners.
|
Intersil (and design) is a registered trademark of Intersil Americas Inc.
VS+
IN+
VS-
IN-
1
2
3
4
(8-PIN SO)
TOP VIEW
EL5181
+
-
A
C
H
L
T
8
7
6
5
OUT
GND
LATCH
VSD
EL5181
FN7178

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el5181 Summary of contents

Page 1

... The rail-to-rail output swing enables direct connection of the comparator to both CMOS and TTL logic circuits. The latch input of the EL5181 can be used to hold the com- parator output value by applying a low logic level to the pin. The EL5181 is available in the 8-pin SO package and is specified for operation over the full -40° ...

Page 2

... Latch Disable to Low Delay D t Minimum Setup Time S t Minimum Hold Time H t (D) Minimum Latch Disable Pulse Width PW 2 EL5181 Storage Temperature Range . . . . . . . . . . . . . . . . . . -65°C to +150°C Ambient Operating Temperature . . . . . . . . . . . . . . . . -40°C to +85°C -) -0.2V] to [(V +) +0.2V] Operating Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . 125° -0.2V] to [(V +) +0.2V] Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Curves S ) +0.2V] SD ...

Page 3

... Positive Supply Current vs Temperature 7.15 7.1 7.05 7 6.95 6.9 6.85 6.8 6.75 6.7 -50 -30 -10 Temperature (°C) Positive Supply Current vs Supply Voltage Input Bias Current vs Temperature -50 -30 -10 Temperature (°C) 3 EL5181 -4.4 -4.5 -4.6 -4.7 -4.8 -4.9 -5 -5.1 -5 -50 5 50mV IN 3 25° ...

Page 4

... Step 50mV 2.2k L 8.5 8 7.5 7 6 4.5 Propagation Delay vs Overdrive ± Step IN 9.5 9 8 EL5181 (Continued 300 400 500 600 V (mV 9 5.5 6 ±V ( ...

Page 5

... Frequency (MHz) Output with 30MHz Input P EL5181 (Continued) Output High Voltage vs Load Current 4.75 4.7 4.65 4.6 4.55 4.5 4.45 = -40° ± -50mV IN 4 Package Power Dissipation vs Ambient Temperature JEDEC JESD51-3 Low Effective Thermal Conductivity Test Board 0 ...

Page 6

... Minimum Hold Time - The minimum time after the negative transition of the latch signal that an input signal must remain H unchanged in order to be acquired and held at the output t (D) Minimum Latch Disable Pulse Width - The minimum time that the latch signal must remain high in order to acquire and hold an PW input signal change 6 EL5181 Compare Compare Latch ...

Page 7

... Positive supply voltage S 2 IN+ Positive input 3 IN- Negative input Negative supply voltage S 5 LATCH Latch input 6 GND Digital ground 7 OUT Output 8 V Digital Supply SD 7 EL5181 FUNCTION IN- Circuit 1 (Reference Circuit 1) Circuit 2 Circuit 3 EQUIVALENT CIRCUIT IN LATCH ...

Page 8

... Input Voltage Considerations The EL5181 input range is specified from 0.1V below V 2.25V below V +. The criterion for the input limit is that the ...

Page 9

... DC average voltage based on the output. The crystal's path provides resonant positive feedback and stable oscillation occurs. Although the EL5181 will give the correct logic output I SD when an input is outside the common mode range, additional delays may occur when operated. Therefore, the DC ...

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