19-0468; Rev 2; 11/99
330MHz, Gain of +1/Gain of +2
Closed-Loop Buffers
General Description
____________________________Features
The MAX4178/MAX4278 are ±±5V ꢀwieꢁ-aꢂiꢀwidhV ꢃaꢄdꢁ
ꢄeddlwꢂgV cloꢄeiꢁloop -uꢃꢃerꢄ ꢃeadurwꢂg hwgh ꢄleꢀ radeV hwgh
precwꢄwoꢂV hwgh oudpud curreꢂdV loꢀ ꢂowꢄeV aꢂi loꢀ iwꢃꢃereꢂꢁ
dwal gawꢂ aꢂi phaꢄe errorꢄ. The MAX4178V ꢀwdh a ꢁ3iB
-aꢂiꢀwidh oꢃ 330MHzV wꢄ preꢄed ꢃor uꢂwdy voldage gawꢂ
(0iB). The MAX4278 wꢄ preꢄed ꢃor a voldage gawꢂ oꢃ +2
(6iB) aꢂi haꢄ a 310MHz ꢁ3iB -aꢂiꢀwidh.
ꢀ High Speed
330MHz -3dB Bandwidth (MAX4178)
310MHz -3dB Bandwidth (MAX4278)
250MHz Full-Power Bandwidth (V
= 2Vp-p)
OUT
150MHz 0.1dB Flatness Bandwidth
1300V/µs Slew Rate (MAX4178)
1600V/µs Slew Rate (MAX4278)
The MAX4178/MAX4278 ꢃeadure dhe hwgh ꢄleꢀ rade aꢂi
loꢀ poꢀer dhad are characderwꢄdwc oꢃ curreꢂdꢁmoie ꢃeeiꢁ
-ack amplwꢃwerꢄ. HoꢀeverV uꢂlwke coꢂveꢂdwoꢂal curreꢂdꢁ
moie ꢃeei-ack amplwꢃwerꢄV dheꢄe ievwceꢄ have a
uꢂwque wꢂpud ꢄdage dhad com-wꢂeꢄ dhe -eꢂeꢃwdꢄ oꢃ curꢁ
reꢂdꢁꢃeei-ack dopology ꢀwdh dhoꢄe oꢃ dhe draiwdwoꢂal voldꢁ
ageꢁꢃeei-ack dopology. Thwꢄ com-wꢂadwoꢂ reꢄuldꢄ wꢂ loꢀ
wꢂpud oꢃꢃꢄed voldage aꢂi -waꢄ curreꢂdV loꢀ ꢂowꢄeV aꢂi
hwgh gawꢂ precwꢄwoꢂ aꢂi poꢀerꢁꢄupply rejecdwoꢂ.
ꢀ Low Differential Phase/Gain Error: 0.01°/0.04%
ꢀ 8mA Supply Current
ꢀ 1µA Input Bias Current
ꢀ 0.5mV Input Offset Voltage
ꢀ 5nV/
ꢀ 2pA/
Input-Referred Voltage Noise
Input-Referred Current Noise
ꢀ 1.0% Max Gain Error with 100 Load
ꢀ Short-Circuit Protected
The MAX4178/MAX4278 are wieally ꢄuwdei ꢃor irwvwꢂg
±0 or 7± loaiꢄ. They are dhe perꢃecd chowce ꢃor hwghꢁ
ꢄpeei ca-leꢁirwvwꢂg applwcadwoꢂꢄV ꢄuch aꢄ vwieo roudwꢂg.
The MAX4178/MAX4278 are avawla-le wꢂ DIPV SOV
ꢄpaceꢁꢄavwꢂg µMAXV aꢂi SOT23 packageꢄ.
ꢀ 8000V ESD Protection
ꢀ Available in Space-Saving SOT23 Package
________________________Applications
Broaicaꢄd aꢂi HwghꢁDeꢃwꢂwdwoꢂ T5 Syꢄdemꢄ
5wieo Sꢀwdchwꢂg aꢂi Roudwꢂg
Ordering Information
PIN-
SOT
PART
TEMP. RANGE
PACKAGE TOP MARK
HwghꢁSpeei Ca-le Drwverꢄ
MAX4178EPA
MAX4178ESA
MAX4178EUA
ꢁ40°C do +8±°C 8 Plaꢄdwc DIP
ꢁ40°C do +8±°C 8 SO
—
—
Commuꢂwcadwoꢂꢄ
Meiwcal Imagwꢂg
ꢁ40°C do +8±°C 8 µMAX
—
Precwꢄwoꢂ HwghꢁSpeei DAC/ADC Buꢃꢃerꢄ
MAX4178EUKꢁT ꢁ40°C do +8±°C ± SOT23ꢁ±
MAX4178MJA ꢁ±±°C do +12±°C 8 CERDIP
Ordering Information continued at end of data sheet.
ABYX
—
Pin Configurations
Typical Operating Circuit
TOP VIEW
1
2
3
4
8
7
6
5
N.C.
OUT
1
2
3
5
4
V
N.C.
GND
IN
CC
75
V
OUT
V
IN
V
CC
MAX4278
MAX4178
MAX4278
MAX4178
MAX4278
V
EE
OUT
N.C.
V
75
EE
75
IN
GND
DIP/SO/ MAX
VIDEO/RF CABLE DRIVER
SOT23-5
________________________________________________________________ Maxim Integrated Products
1
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