LTC2233 Linear Technology, LTC2233 Datasheet - Page 18

• Manufacturer Part Number: LTC2233
• Description: 10-Bit 105Msps/80Msps ADCs
• Manufacturer: Linear Technology

APPLICATIO S I FOR ATIO
LTC2232/LTC2233
18
ANALOG
INPUT
Figure 6. Recommended Front End Circuit for Input
AMPLIFIER = LTC6600-20, AD8138, ETC.
ANALOG
INPUT
Figure 4. Differential Drive with an Amplifier
Frequencies Between 100MHz and 250MHz
0.1µF
0.1µF
T1 = MA/COM ETC1-1-13
RESISTORS, CAPACITORS
ARE 0402 PACKAGE SIZE
DIFFERENTIAL
+
CM
–
HIGH SPEED
T1
AMPLIFIER
U
+
–
25Ω
25Ω
U
25Ω
25Ω
0.1µF
12Ω
12Ω
W
12pF
2.2µF
V
A
A
IN
IN
CM
+
–
2.2µF
8pF
V
A
A
IN
IN
CM
+
–
LTC2232/
LTC2233
LTC2232/
LTC2233
U
22323 F04
22323 F06
ANALOG
INPUT
ANALOG
Figure 7. Recommended Front End Circuit for Input
INPUT
Frequencies Between 250MHz and 500MHz
0.1µF
0.1µF
0.1µF
T1 = MA/COM ETC1-1-13
RESISTORS, CAPACITORS
ARE 0402 PACKAGE SIZE
Figure 5. Single-Ended Drive
T1
10k
10k
25Ω
25Ω
0.1µF
25Ω
25Ω
0.1µF
www.DataSheet4U.com
12pF
2.2µF
V
A
A
2.2µF
CM
IN
IN
A
A
V
+
–
CM
IN
IN
+
–
LTC2232/
LTC2233
LTC2232/
LTC2233
22323 F05
22323 F07
22323fa