HA21001MS
VHF/UHF Tuner Use GaAs IC
Features
• Covers VHF and UHF frequencies
• Contains local OSC FETs, double balance mixer
and IF amp dual gate FET
• Low noise, low distortion
• Surface mount package
Pin Arrangement
UHF RF input
VHF RF input
18
AC GND1
2
Drain
UHF OSC FET
Source
GND
Source
VHF OSC FET
Drain
7
8
OSC buffer output
4
5
6
3
1
17
16
15
14
13
AC GND2
UHF/VHF SW
GND
Mixer output1
Mixer output2
IF input
9
V
CC
10
IF output
12
11
IF source
(Top view)
Caution
This product uses GaAs. Since dust and fumes from GaAs are highly poisonous to the human body,
do not treat the product mechanically or chemically in a manner which might release hazardous
substances into the air. It should never be thrown out with general industrial or domestic wastes.
1
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HA21001MS
Block Diagram
HA21001MS
UHF
resonator
VHF/CATV
resonator
3
4
5
6
7
2
C1
UHF RF
input
OSC buffer
amp
8
To prescaler
1
UHF/VHF
switch
18
2k
9
V
CC
12
VHF/CATV
RF input
10
Double
balance
mixer
(DBM)
IF output
17
C2
50
1k
5k
11
16
U/V switch
NOTE
H: VHF
L: UHF
15
13
14
R
GC
C4
2
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HA21001MS
Absolute Maximum Ratings
(Ta = 25°C)
HA21001MS
———————————————————————————————————————————
Supply voltage
*1
Item
Symbol
V
CC
Ratings
12
Unit
V
———————————————————————————————————————————
Vin
It
±5
50
V
mA
Maximum input voltage
*2
Maximum current
———————————————————————————————————————————
———————————————————————————————————————————
P
T
450
mW
°C
———————————————————————————————————————————
Channel temperature
Storage temperature
Power dissipation
*3
———————————————————————————————————————————
Tstg
–55 to +125
°C
Topr
–10 to +75
°C
Tch
125
———————————————————————————————————————————
Notes: 1. Operation voltage is 8 to 10 V.
2. Applied on pins 1, 12, 16, 18.
3. When mounted on glass epoxy PCB (40 mm
×
40 mm
×
1.5 mm
t
) covered with copper more
than 30%. (Ta = 75°C)
Operation temperature
———————————————————————————————————————————
Electrical Characteristics
(Ta = 25°C, V
CC
= 9 V)
———————————————————————————————————————————
Quiescent current
VHF SW voltage
Item
Symbol
I
Q
Min
20
Typ
34
—
Max
42
Unit
mA
Applicable
Pin No.
Test Conditions
No signal
———————————————————————————————————————————
———————————————————————————————————————————
V
SWH
V
SWL
5.0
—
V
16
UHF SW voltage
—
—
0.8
—
V
16
———————————————————————————————————————————
Conversion gian
CG1
CG2
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
20
23
—
dB
6, 10, 18
4, 10, 1
RF = 460 MHz (VHF)
RF = 860 MHz
CG3
24
31
—
dB
20
23
dB
6, 10, 18
RF = 60 MHz
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
Pps1
–21
–18
—
dBm
10, 18
LOCAL = 105.75 MHz
———————————————————————————————————————————
OSC buffer output
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
–22
—
–17
10
—
dBm
dB
1, 10
LOCAL = 905.75 MHz
RF = 60 MHz
NF1
—
6, 10, 18
———————————————————————————————————————————
Noise figure
Pps2
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
—
10
8
—
dB
6, 10, 18
4, 10, 1
RF = 460 MHz (VHF)
RF = 860 MHz
NF3
—
—
dB
NF2
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
———————————————————————————————————————————
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HA21001MS
Typical Performance
(Ta = 25°C, V
CC
= 9 V)
Item
HA21001MS
———————————————————————————————————————————
1% cross modulation
CM
–17
dBm
6, 10, 18
RF = 210 MHz, S/I = 50 dB,
Undesire = RF ± 12 MHz,
50 kHz 63% AM
Symbol
Typ
Unit
Applicable
Pin No.
Test Conditions
———————————————————————————————————————————
Inter-modulation
distortion ratio
IM2
IM3
Local to RF leakage
LL1
–70
–50
–27
dB
dB
dBm
6, 10, 18
6, 10, 18
1, 4, 6
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
RF = 210 MHz,
Undesire = 211 MHz, –30 dBm
LOCAL = 905.75 MHz
RF = 210 MHz,
Undesire = 256.75 MHz, –30 dBm
———————————————————————————————————————————
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
LL2
–36
dBm
18, 4, 6
LOCAL = 505.75 MHz
———————————————————————————————————————————
Note:
RF and local input test conditions are as follows.
RF = 60 to 460 MHz, –30 dBm
RF = 510 to 860 MHz, –40 dBm
LOCAL = 7 dBm, IF = 45.75 MHz
40
30
Circuit current I
Q
(mA)
20
10
No Signal
0
5
10
Supply voltage V
CC
(V)
15
Figure 1 Circuit Current vs. Supply Voltage
4
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HA21001MS
40
HA21001MS
Conversion gain CG (dB)
30
20
10
V
CC
= 9V
RF input:
VHF = –30 dBm
UHF = –40 dBm
Lo input = +7 dBm
IF = 45.75 MHz
0.2
0.4
0.6
Frequency f (GHz)
0.8
1
0
Figure 2 Conversion Gain vs. Frequency
0
–10
OSC buffer output (dBm)
–20
–30
V
CC
= 9V
Lo input = +7 dBm
–40
–50
0
0.2
0.4
0.6
Frequency f (GHz)
0.8
1
Figure 3 OSC Buffer Out vs. Frequency
5
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