u2793b ATMEL Corporation, u2793b Datasheet - Page 11

• Manufacturer Part Number: u2793b
• Description: U2793b 300-mhz Quadrature Modulator
• Manufacturer: ATMEL Corporation

9. Application Circuits
Figure 9-1.
Figure 9-2.
10. Ordering Information
4651E–CELL–07/06
Extended Type Number
U2793B-NFSH
U2793B-NFSG3H
processing
Baseband
Application Circuit with AC-coupled Baseband Inputs
Application Circuit with DC-coupled Baseband Inputs
R
2
100n
100n
LO
10k
10k
10k
100p
BB
BB
10k
Bias network for AC-coupled baseband inputs (V
R
BB
BB
BB
BB
BB
BB
LO
LO
LO
LO
1
Bi
Bi
Ai
Ai
Ai
Ai
BI
BI
= 2.5 k , R
i
i
i
i
10
14
15
9
11
14
15
11
12
12
10
9
regenerator
regenerator
Duty cycle
Duty cycle
2
10 k for
Frequency
Frequency
doubler
doubler
Package
SSO20
SSO20
35 dB LO suppression which is in reference to < 2 mV input offset.
0°
0°
90°
90°
90° control
90° control
Remarks
Tube, lead free
Taped and reeled, lead free
loop
loop
BA
, V
3,16,17,18
3,16,17,18
R
BB
1
).
V
V
13
Ref
13
Ref
GND
GND
Power
Power
1n
up
1n
PU
up
PU
1
1
6,7
19
20
6,7
19
20
4
2
5
8
2
4
5
8
S
V
RF
AC
AC
LP2
LP1
V
S
RF
AC
LP2
LP1
AC
PU
S
S
PU
o
GND
GND
o
GND
Power down
GND
Power down
1n
1n
1n
1n
100n
100n
OUT
U2793B
11