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MAX4108 Datasheet, PDF (1/12 Pages) Maxim Integrated Products – 400MHz, Ultra-Low-Distortion Op Amps
19-0461; Rev 2; 4/97
EVAALVUAAILTAIOBNLEKIT 400MHz, Ultra-Low-Distortion Op Amps
_______________General Description
The MAX4108/MAX4109/MAX4308/MAX4309 op amps
combine ultra-high-speed performance with ultra-low-
distortion operation. The MAX4108 is compensated for
unity-gain stability; the MAX4109, MAX4308, and
MAX4309 are compensated for minimum closed-loop
gains (AVCL) of 2V/V, 5V/V, and 10V/V, respectively.
The MAX4108 delivers a 400MHz unity-gain bandwidth
with a 1200V/µs slew rate. An ultra-low-distortion design
provides an unprecedented spurious-free dynamic
range of -93dBc (MAX4108) at 5MHz (VOUT = 2Vp-p, RL
= 100Ω), making these amplifiers ideal for high-perfor-
mance RF signal processing.
These high-speed op amps feature a wide output volt-
age swing and a high-current output-drive capability of
90mA.
________________________Applications
High-Speed ADC/DAC Preamp
RGB and Composite Video
High-Performance Receivers
Pulse/RF Amplifier
Active Filters
Ultrasound
Broadcast and High-Definition TV
____________________________Features
o High Speed:
400MHz Unity-Gain Bandwidth (MAX4108)
225MHz -3dB Bandwidth (AVCL = +2, MAX4109)
220MHz -3dB Bandwidth (AVCL = +5, MAX4308)
200MHz -3dB Bandwidth (AVCL = +10, MAX4309)
o 1200V/µs Slew Rate
o Excellent Spurious-Free Dynamic Range:
-93dBc at fC = 5MHz (MAX4108)
-90dBc at fC = 5MHz (MAX4109)
o 100MHz 0.1dB Gain Flatness (MAX4108)
o High Full-Power Bandwidth: 300MHz
(MAX4108, VO = 2Vp-p)
o High Output Drive: 90mA
o Output Short-Circuit Protected
o Low Differential Gain/Phase: 0.004%/0.008°
______________Ordering Information
PART
MAX4108ESA
MAX4109ESA
MAX4308ESA
MAX4309ESA
TEMP. RANGE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
PIN-PACKAGE
8 SO
8 SO
8 SO
8 SO
________Typical Application Circuit
300Ω
300Ω
53.6Ω*
300Ω
MAX4109
10Ω
12-BIT ADC
60Ω *
300Ω
* USED TO MATCH A 50Ω
SOURCE IMPEDANCE
__________________Pin Configuration
TOP VIEW
N.C. 1
IN- 2
IN+ 3
VEE 4
MAX4108
MAX4109
MAX4308
MAX4309
SO
8 VCC
7 VCC
6 OUT
5 VEE
DIFFERENCE AMPLIFIER/ADC PREAMPLIFIER
________________________________________________________________ Maxim Integrated Products 1
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