MAX9693 Maxim, MAX9693 Datasheet

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MAX9693

Manufacturer Part Number
MAX9693
Description
The MAX9691/MAX9692/MAX9693 are ultra-fast ECL comparators capable of very short propagation delays
Manufacturer
Maxim
Datasheet

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MAX9693EEE+T
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The MAX9691/MAX9692/MAX9693 are ultra-fast ECL
comparators capable of very short propagation delays.
Their design maintains the excellent DC matching char-
acteristics normally found only in slower comparators.
The MAX9691/MAX9692/MAX9693 have differential
inputs and complementary outputs that are fully com-
patible with ECL-logic levels. Output current levels are
capable of driving 50Ω terminated transmission lines.
The ultra-fast operation makes signal processing possi-
ble at frequencies in excess of 600MHz.
The MAX9692/MAX9693 feature a latch-enable (LE)
function that allows the comparator to be used in a
sample-hold mode. When LE is ECL high, the compara-
tor functions normally. When LE is driven ECL low, the
outputs are forced to an unambiguous ECL-logic state,
dependent on the input conditions at the time of the
latch input transition. If the latch-enable function is not
used on either of the two comparators, the appropriate
LE input must be connected to ground; the companion
LE input must be connected to a high ECL logic level.
These devices are available in SO, QSOP, and tiny
µMAX
µMAX is a registered trademark of Maxim Integrated Products, Inc.
_________________________________________________________ Functional Diagrams
19-1789; Rev 2; 1/12
________________________Applications
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.
®
High-Speed Line Receivers
Peak Detectors
Threshold Detectors
High-Speed Triggers
packages for added space savings.
IN+
IN-
MAX9691
________________________________________________________________ Maxim Integrated Products
General Description
R
L
Single/Dual, Ultra-Fast, ECL-Output
R
L
V
T
THE OUTPUTS ARE OPEN EMITTERS, REQUIRING EXTERNAL PULLDOWN
RESISTORS. THESE RESISTORS MAY BE IN THE RANGE OF 50Ω TO 200Ω
CONNECTED TO -2.0V, OR 240Ω TO 2000Ω CONNECTED TO -5.2V.
Comparators with Latch Enable
Q OUT
Q OUT
MAX9693
NONINVERTING
INVERTING
INPUT
INPUT
LATCH ENABLE
LE LE
o 1.2ns Propagation Delay
o 100ps Propagation Delay Skew
o 150ps Dispersion
o 0.5ns Latch Setup Time
o 0.5ns Latch-Enable Pulse Width
o Available in µMAX and QSOP Packages
o +5V, -5.2V Power Supplies
Note: Devices are also available in lead(Pb)-free/RoHS-compli-
ant packages. Specify lead-free by adding a “+” after the part
number.
Ordering Information continued at the end of data sheet.
Pin Configurations appear at end of data sheet.
MAX9691EUA
MAX9691ESA
MAX9691EPA
MAX9691
MAX9692
MAX9693
PART
R L
PART
R L
Q OUT
Q OUT
COMPARATORS
PER PACKAGE
V
T
R L
1
1
2
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
Ordering Information
RANGE
R L
TEMP
LATCH ENABLE
LE LE
Selector Guide
ENABLE
LATCH
NONINVERTING
INVERTING
Yes
Yes
No
MAX9693
INPUT
INPUT
PIN-PACKAGE
8 µMAX
8 SO
8 PDIP
Features
8 µMAX,
8 SO, 8 PDIP
10 µMAX,
16 SO, 16 PDIP
16 QSOP,
16 SO, 16 PDIP
PIN-
PACKAGE
1

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MAX9693 Summary of contents

Page 1

... The ultra-fast operation makes signal processing possi- ble at frequencies in excess of 600MHz. The MAX9692/MAX9693 feature a latch-enable (LE) function that allows the comparator to be used in a sample-hold mode. When LE is ECL high, the compara- tor functions normally. When LE is driven ECL low, the ...

Page 2

... SO (derate 7.4mW/°C above +70°C)..................588.2mW 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 in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability ...

Page 3

... from 10mV to 100mV DSP +25° (± MIN MAX pw(LE Note 2 (MAX9693 only) PDM , unless otherwise noted.) MIN TYP = +25° MIN MAX = +25° MIN MAX MIN TYP 1.2 500 100 150 1.0 0.5 ...

Page 4

Single/Dual, Ultra-Fast, ECL-Output Comparators with Latch Enable (V = +5V -5.2V 50Ω WORST-CASE PROPAGATION DELAY vs. INPUT OVERDRIVE 1400 1200 1000 800 600 400 ...

Page 5

... MAX9691/3- 100mV 10mV OD Q OUT 200mV/div Q OUT 200mV/div NAME MAX9693 11 V Positive Supply. Bypass to GND with a 0.1µF capacitor. CC — IN+ Positive Input — IN- Negative Input 6 V Negative Supply. Bypass to GND with a 0.1µF capacitor. EE — Q OUT ...

Page 6

... GND2 biases the ECL output stage. If the LE function is not used, connect the LE pin to GND (MAX9692/MAX9693) and the complementary LE to ECL logic high level (MAX9693 only). Do not leave the inputs of an unused comparator floating for the MAX9693. Input Slew-Rate Requirements ...

Page 7

... A minimum latch pulse width of t tion, and the output transitions occur after a time t The MAX9691/MAX9692/MAX9693 will not false trip (i.e., output invert) if one of the inputs is in the valid common-mode range while the other input is outside the common-mode range. ...

Page 8

... P Propagation Delay Dispersion. The change in DSP propagation delay as a result of the overdrive of the input signal varying. t Propagation Delay Match (MAX9693 only). pdm The difference in propagation delay between two separate channels. Ordering Information (continued) TEMP PART ...

Page 9

... OUTLINE NO. U8+1 S8+2 P8+5 U10+2 E16+1 S16+3 P16+1 Pin Configurations MAX9691 GND1 CC IN GND2 IN OUT OUT EE DIP/SO/µMAX MAX9693 Q OUTA OUTB Q OUTA OUTB GND 3 14 GND LEA 4 13 LEB LEA 5 12 LEB INA- 7 ...

Page 10

... Comparators with Latch Enable For the latest package outline information and land patterns (footprints www.maxim-ic.com/packages. Note that a "+", "#", or "-" in the package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing per- tains to the package regardless of RoHS status ...

Page 11

... Single/Dual, Ultra-Fast, ECL-Output For the latest package outline information and land patterns (footprints www.maxim-ic.com/packages. Note that a "+", "#", or "-" in the package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing per- tains to the package regardless of RoHS status ...

Page 12

... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and max limits) shown in the Electrical Characteristics table are guaranteed ...

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