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PRODUCT SPECIFICATION
RC6516
6
P
Digital Signal Characteristics for G
UP
, G
DN
, AFC_SWT, SHUTDOWN
V
CC3
= 5V, V
CC1,2
= 12V, T
A
= 0 to 70
°
C unless otherwise specified
AC Characteristics
V
CC3
= 5V, V
CC1,2
= 12V, AFC_SWT = OFF, T
A
= 0 to 70
°
C unless otherwise specified. Refer to Figure 2.
Symbol
Vth
HI-VG+
LO-VG+
I(vg)
Parameters
Logic Threshold
Gain Control Input Logic High
Gain Control Input Logic Low
Logic Input Currents
Test Conditions
VCC3 = 4.5V, 5.5V
VCC3 = 4.5V, 5.5V
VCC3 = 4.5V, 5.5V
VCC3 = 4.5V, 5.5V
Min
Typ
1.4
3.6
Max
Units
V
2.4
V
0.8
10
V
m
A
Symbol
IF input
Rin
Rin
Cin
NF
Vins
IMD3
Parameters
Test Conditions
Min
Typ
Max
Units
AC Input imp. @ Max Gain
AC Input imp.@ minimum gain
Ac equivalent input cap
Noise Figure @ Max Gain
Input Sensitivity @ Max Gain
Inter-modulation Distortion for
two-tone input
44MHz
44MHz
1.5
1.5
K
W
K
W
pF
dB
m
Vpp
dBC
6
Rs = 75
W
, 44MHz
44 MHz
VCO=4x46.69,
f1/f2=41.69/42.69MHz,
Idat=0.7Vpp
8.2
1000
-50
10
-45
Gain Control Characteristics
Gmax
IF to baseband max Gain
Ragc
AGC gain range
Vin=-30dBmV@ 44MHz
Vin-30 to +30 dBmV,
Cagc=2V to 10V
V@ Cagc=8.5V to 9.5V
DLYADJ=6V
V@ Cagc=3.5V to 4.5V
DLYADJ=6V
From GUP/GDN edge to
CAGC current change
Cagc
3
10V, with SAW
DLYADJ = 6V
Cagc = 6V, with SAW
DLYADJ = 6V
Cagc = 3C, with SAW
DLYADJ = 6V
V = 1Vpp, 1MHz
57
40
60
46
63
dB
dB
Sagc1
AGC sensitivity to gain control
at maximum slope
AGC sensitivity to gain control
15
22
dB/V
Sagc2
3
dB/V
TPagc
Response time of AGC circuit
20
nS
NF0
Noise figure at no gain reduction
10
12
dB
NF25
Noise figure at 25dB gain
reduction
Noise figure at 40dB gain
reduction
Signal-to-noise at min. gain
14
dB
NF40
30
dB
S/N
45
47
dB