features n -3db bandwidth of 190mhz n 0.1% settling in 8ns n 7000v/ s slew rate n 1.9ns rise and fall times n low distortion, linear phase n direct replacement for clc220 applications n very high-speed a to d, d to a conversion n high-speed fiber optic systems n baseband and video communications n radar and if processors n very fast risetime pulse amplifiers general description the kh220 is a wide bandwidth dc-coupled operational amplifier that defines the state-of-the-art in highspeed op amps. a -3db bandwidth of dc to 190mhz is achieved using a current feedback architecture design. ultra-fast settling time (8nsec to 0.1%) and slew rate (7000v/ sec) make the kh220 a superior amplifier for pulsed and digital applications. since thermal tail has been eliminated, the kh220 settles fast and remains solidly at the desired level. flat gain and linear phase (1.2 deviation from linear) from dc to beyond 100mhz help the kh220 to achieve distortion levels uncommonly low relative to conventional op amps. using the kh220 is as easy as adding power supplies and a gain-setting resistor. the result is reliable, consistent performance because such characteristics as bandwidth and settling time are virtually independent of gain setting. unlike conventional op amp designs where the optimum gain-bandwidth product occurs at a high gain, minimum settling time at a gain of -1, maximum slew rate at a gain of +1, et cetera, the kh220 offers predictable response at gain settings from ? to ?0. this, coupled with consistent perfor-mance from unit to unit with no external compensation, makes the kh220 a real time and cost- saver in design and production situations alike. this combination of features makes the kh220 appropriate for a broad range of applications. thewide bandwidth, dc coupling, and fast settling lend themselves well to high speed d to a and lash? to d applications. both receivers and transmitters in optical fiber systems have similar requirements. high gain and phase linearity and corresponding low distortion make the kh220 ideal for many digital communication system applications, such as in the demodulator, where the need for both dc coupling and high frequency amplification creates require- ments that are difficult to meet. the kh220 is constructed using thin film resistor/bipolar transistor technology, and available in these versions: kh220ai -25 to +85? 12-pin to-8 can kh220ak -55 to +125? 12-pin to-8 can, features burn-in & hermetic testing kh220am -55 to +125? 12-pin to-8 can, environmentallyscreened and electrically tested to mil-std-883 kh220hxc -55 to +125? smd#: 5962-8991101hxc kh220hxa -55 to +125? smd#: 5962-8991101hxa kh220 fast settling wideband op amp rev. 1a january 2004 typical performance bottom view www.cadeka.com
2 rev. 1a january 2004 data sheet kh220 kh220 electrical characteristics (a v = +20,v cc = ?5v, r l = 200 , r f = 1500 ; unless specified) absolute maximum ratings min/max ratings are based on product characterization and simulation. individual parameters are tested as noted. outgoing quality levels are determined from tested parameters.
kh220 data sheet rev. 1a january 2004 3 kh220 typical performance characteristics (t a = +25 a v = +20, v cc = ?5v, r l = 200 ; unless specified)
data sheet kh220 4 rev. 1a january 2004
kh220 package dimensions data sheet kh220 symbol inches milimeters
minimun maximum minimum maximum
a 0.142 0 .181 3. 61 4 .60
b 0.016 0.019 0.41 0.48
d 0.595 0.605 15.11 15.37
d 1 0.543 0.555 13.79 14.10
e 0.400 bsc 10.16 bsc
e 1 0.200 bsc 5.08 bsc
e 2 0.100 bsc 2.54 bsc
f 0.016 0.030 0.41 0.76
k 0.026 0.036 0.66 0.91 k 1 0.026 0.036 0.66 0.91
l 0.310 0.340 7.87 8.64
45 bsc 45 bsc notes:
seal: cap weld
lead finish: gold per mil-m-38510
package composition:
package: metal
lid: type a per mil-m-38510 8 7 9 2 3 1 5 6 4 11 10 12 k 1 e dd 1 to-8
e 1 e 2 k l a f b life support policy cadekas products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of cadeka microcircuits, inc. as used herein: 1. life support devices or systems are devices or systems which, a) are intended for surgical implant into the body, or b) support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury to the user. 2. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. cadeka does not assume any responsibility for use of any circuitry described, and cadeka reserves the right at any time without notice to change said circuitry and specifications. www.cadeka.com ?2004 cadeka microcircuits, llc
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