ADA4939-1YCPZ-R7 Analog Devices Inc, ADA4939-1YCPZ-R7 Datasheet - Page 2

• Manufacturer Part Number: ADA4939-1YCPZ-R7
• Description: IC,Differential Amplifier,SINGLE,BIPOLAR,LLCC,16PIN,PLASTIC
• Manufacturer: Analog Devices Inc
• Type: Differential ADC Driverr

Specifications of ADA4939-1YCPZ-R7

• Amplifier Type: Differential
• Number Of Circuits: 1
• Output Type: Differential
• Slew Rate: 6800 V/µs
• -3db Bandwidth: 1.4GHz
• Current - Input Bias: 10µA
• Voltage - Input Offset: 500µV
• Current - Supply: 36.5mA
• Current - Output / Channel: 100mA
• Voltage - Supply, Single/dual (±): 3 V ~ 5.25 V, ±1.5 V ~ 2.625 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 16-LFCSP
• Number Of Channels: 1
• Number Of Elements: 1
• Power Supply Requirement: Single
• Common Mode Rejection Ratio: 77dB
• Input Resistance: 0.45MOhm
• Input Offset Voltage: 2.8mV
• Input Bias Current: 2.2uA
• Single Supply Voltage (typ): 5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Rejection Ratio: 80dB
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 3V
• Single Supply Voltage (max): 5.25V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 16
• Package Type: LFCSP EP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Gain Bandwidth Product: -
• Lead Free Status / Rohs Status: Compliant
• Other names: ADA4939-1YCPZ-R7TR

ADA4939-1/ADA4939-2
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagrams............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ............................................. 9
Test Circuits..................................................................................... 15
Operational Description................................................................ 16
REVISION HISTORY
5/08—Revision 0: Initial Version
5 V Operation ............................................................................... 3
3.3 V Operation ............................................................................ 5
Thermal Resistance ...................................................................... 7
Maximum Power Dissipation ..................................................... 7
ESD Caution.................................................................................. 7
Definition of Terms.................................................................... 16
Rev. 0 | Page 2 of 24
Theory of Operation ...................................................................... 17
Layout, Grounding, and Bypassing.............................................. 22
High Performance ADC Driving ................................................. 23
Outline Dimensions ....................................................................... 24
Analyzing an Application Circuit ............................................ 17
Setting the Closed-Loop Gain .................................................. 17
Stable for Gains ≥2 ..................................................................... 17
Estimating the Output Noise Voltage ...................................... 17
Impact of Mismatches in the Feedback Networks................. 18
Calculating the Input Impedance for an Application Circuit
....................................................................................................... 19
Input Common-Mode Voltage Range ..................................... 21
Input and Output Capacitive AC-Coupling ........................... 21
Minimum R
Setting the Output Common-Mode Voltage .......................... 21
Ordering Guide .......................................................................... 24
G
Value of 50 Ω ...................................................... 21