Datasheet

MAX19997A
Dual, SiGe High-Linearity, 1800MHz to 2900MHz
Downconversion Mixer with LO Buffer
4
Maxim Integrated
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Input Compression Point IP
1dB
(Notes 8, 9, 11) 9.6 11.3 dBm
f
RF1
- f
RF2
= 1MHz, P
RF
= -5dBm per tone
(Notes 8, 9)
22.0 24
f
RF
= 2600MHz, f
RF1
- f
RF2
= 1MHz,
P
RF
= -5dBm per tone, T
C
= +25°C
(Notes 8, 9)
22.5 24Third-Order Input Intercept Point IIP3
P
RF
= -5dBm/tone, f
RF1
- f
RF2
= 1MHz,
T
C
= +100°C
24.2
dBm
Thi r d - O r d er Inp ut Inter cep t P oi nt
V ar i ati on Over Tem p er atur e
f
RF1
- f
RF2
= 1MHz, T
C
= -40°C to +100°C ±0.3 dBm
S i ng l e si d eb and , no b l ocker s p r esent
f
RF
= 2400M H z to 2900M H z ( N otes 6, 8, 10)
10.4 12.5
Noise Figure NF
SSB
Single sideband, no blockers present,
f
R F
= 2400M H z to 2900M H z , T
C
= +25°C
(Notes 6, 8, 10)
10.4 11.4
dB
Noise Figure Temperature
Coefficient
TC
NF
Single sideband, no blockers present,
T
C
= -40°C to +100°C
0.018 dB/°C
Noise Figure Under Blocking
Conditions
NF
B
f
BLOCKER
= 2412MHz, P
BLOCKER
= 8dBm,
f
RF
= 2600MHz, f
LO
= 2950MHz, P
LO
=
0dBm, V
C C
= 5.0V, T
C
= + 25°C ( Notes 8, 12)
22.5 25 dB
f
RF
= 2600MHz, f
LO
= 2950MHz,
P
RF
= -10dBm, f
SPUR
= f
LO
- 175MHz
(Note 8)
62 69
P
RF
= -10dBm, T
C
= +100°C 68
f
RF
= 2600MHz, f
LO
= 2950MHz,
P
RF
= -5dBm, f
SPUR
= f
LO
- 175MHz
(Notes 8, 9)
57 64
2LO - 2RF Spur 2 x 2
P
RF
= -5dBm, T
C
= +100°C 63
dBc
f
RF
= 2600MHz, f
LO
= 2950MHz,
P
RF
= -10dBm, f
SPUR
= f
LO
- 116.67MHz,
T
C
= +25°C (Note 8)
73 84
P
RF
= -10dBm, T
C
= +100°C 85
f
RF
= 2600MHz, f
LO
= 2950MHz,
P
RF
= -5dBm, f
SPUR
= f
LO
- 116.67MHz,
T
C
= +25°C (Notes 8, 9)
63 74
3LO - 3RF Spur 3 x 3
P
RF
= -5dBm, T
C
= +100°C 75
dBc
RF Input Return Loss
LO on and IF terminated into a matched
impedance
14 dB
+5.0V SUPPLY, HIGH-SIDE LO INJECTION AC ELECTRICAL CHARACTERISTICS
(continued)
( Typical Application Circuit optimized for the standard RF band (see Table 1),V
CC
= 4.75V to 5.25V, RF and LO ports are driven
from 50Ω sources, P
LO
= -3dBm to +3dBm, P
RF
= -5dBm, f
RF
= 2300MHz to 2900MHz, f
LO
= 2650MHz to 3250MHz, f
IF
= 350MHz,
f
RF
< f
LO
, T
C
= -40°C to +85°C. Typical values are at V
CC
= 5.0V, P
RF
= -5dBm, P
LO
= 0dBm, f
RF
= 2600MHz, f
LO
= 2950MHz,
f
IF
= 350MHz, T
C
= +25°C, unless otherwise noted.) (Note 7)