EVAL01-HMC997LC4 [ADI]
EVAL BOARD HMC997LC4;HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Typical Applications
Thꢀ HmC997lC4 ꢁs ꢁdꢀꢂꢄ ꢉoꢅ:
• poꢁꢃt-to-poꢁꢃt rꢂdꢁo
• poꢁꢃt-to-muꢄtꢁ-poꢁꢃt rꢂdꢁo
• eW & eCm Suꢆsystꢀꢇs
• Kꢂ-bꢂꢃd rꢂdꢂꢅ
Features
Wꢁdꢀ Gꢂꢁꢃ Coꢃtꢅoꢄ rꢂꢃgꢀ: 15 db
Sꢁꢃgꢄꢀ Coꢃtꢅoꢄ Voꢄtꢂgꢀ
Outꢈut ip3 @ mꢂx Gꢂꢁꢃ: +31 dbꢇ
Outꢈut p1db: +24 dbꢇ
no extꢀꢅꢃꢂꢄ mꢂtchꢁꢃg
24 lꢀꢂd 4 x 4 ꢇꢇ SmT pꢂckꢂgꢀ: 16 ꢇꢇ2
• Tꢀst equꢁꢈꢇꢀꢃt
General Description
Functional Diagram
Thꢀ HmC997lC4 ꢁs ꢂ Gꢂas mmiC pHemT ꢂꢃꢂꢄog
vꢂꢅꢁꢂꢆꢄꢀ gꢂꢁꢃ ꢂꢇꢈꢄꢁfiꢀꢅ ꢂꢃd/oꢅ dꢅꢁvꢀꢅ ꢂꢇꢈꢄꢁfiꢀꢅ whꢁch
oꢈꢀꢅꢂtꢀs ꢆꢀtwꢀꢀꢃ 17 ꢂꢃd 27 GHz. idꢀꢂꢄ ꢉoꢅ ꢇꢁcꢅowꢂvꢀ
ꢅꢂdꢁo ꢂꢈꢈꢄꢁcꢂtꢁoꢃs, thꢀ ꢂꢇꢈꢄꢁfiꢀꢅ ꢈꢅovꢁdꢀs uꢈ to 20.5
db oꢉ gꢂꢁꢃ, outꢈut p1db oꢉ uꢈ to +24 dbꢇ, ꢂꢃd uꢈ to
+31 dbꢇ oꢉ outꢈut ip3 ꢂt ꢇꢂxꢁꢇuꢇ gꢂꢁꢃ, whꢁꢄꢀ
ꢅꢀquꢁꢅꢁꢃg oꢃꢄy 170 ꢇa ꢉꢅoꢇ ꢂ +5V suꢈꢈꢄy. a gꢂꢁꢃ
coꢃtꢅoꢄ voꢄtꢂgꢀ (Vctꢅꢄ) ꢁs ꢈꢅovꢁdꢀd to ꢂꢄꢄow vꢂꢅꢁꢂꢆꢄꢀ
gꢂꢁꢃ coꢃtꢅoꢄ uꢈ to 15 db. Gꢂꢁꢃ flꢂtꢃꢀss ꢁs ꢀxcꢀꢄꢄꢀꢃt
ꢇꢂkꢁꢃg thꢀ HmC997lC4 ꢁdꢀꢂꢄ ꢉoꢅ eW, eCm ꢂꢃd ꢅꢂdꢂꢅ
ꢂꢈꢈꢄꢁcꢂtꢁoꢃs. Thꢀ HmC997lC4 ꢁs housꢀd ꢁꢃ ꢂ roHS
coꢇꢈꢄꢁꢂꢃt 4 x 4 ꢇꢇ cꢀꢅꢂꢇꢁc Qfn ꢄꢀꢂdꢄꢀss ꢈꢂckꢂgꢀ
ꢂꢃd ꢁs coꢇꢈꢂtꢁꢆꢄꢀ wꢁth hꢁgh voꢄuꢇꢀ suꢅꢉꢂcꢀ ꢇouꢃt
ꢇꢂꢃuꢉꢂctuꢅꢁꢃg.
Electrical Specifications, TA = +25 °C, Vdd1, 2, 3 = 5V, Vctrl = -4.5V, Idd = 170 mA*
pꢂꢅꢂꢇꢀtꢀꢅ
fꢅꢀquꢀꢃcy rꢂꢃgꢀ
mꢁꢃ.
Tyꢈ.
17 - 21
20
mꢂx.
mꢁꢃ.
Tyꢈ.
21 - 27
19
mꢂx.
Uꢃꢁts
GHz
db
Gꢂꢁꢃ
17. 0
16
Gꢂꢁꢃ fꢄꢂtꢃꢀss
0.3
0.02
15
0.7
db
Gꢂꢁꢃ Vꢂꢅꢁꢂtꢁoꢃ Ovꢀꢅ Tꢀꢇꢈꢀꢅꢂtuꢅꢀ
Gꢂꢁꢃ Coꢃtꢅoꢄ rꢂꢃgꢀ
0.02
14
db/ °C
db
12
21
12
21
noꢁsꢀ fꢁguꢅꢀ
4.0
13
3.5
db
iꢃꢈut rꢀtuꢅꢃ loss
12
db
Outꢈut rꢀtuꢅꢃ loss
17
19
db
Outꢈut powꢀꢅ ꢉoꢅ 1 db Coꢇꢈꢅꢀssꢁoꢃ (p1db)
Sꢂtuꢅꢂtꢀd Outꢈut powꢀꢅ (psꢂt)
Outꢈut Thꢁꢅd Oꢅdꢀꢅ iꢃtꢀꢅcꢀꢈt (ip3)
Totꢂꢄ Suꢈꢈꢄy Cuꢅꢅꢀꢃt (idd)
24
24
dbꢇ
dbꢇ
dbꢇ
ꢇa
25
24.5
30
31
170
170
*Sꢀt Vctꢅꢄ = -4.5V ꢂꢃd thꢀꢃ ꢂdjust Vgg1, 2 ꢆꢀtwꢀꢀꢃ -2V to 0V to ꢂchꢁꢀvꢀ idd = 170 ꢇa tyꢈꢁcꢂꢄ.
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
For price, delivery, and to place orders: Analog Devices, Inc.,
responsibilityisassumedby AnalogDevicesfor itsuse, norforanyinfringementsofpatentsor other
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
rights of third parties that may result from its use. Specifications subject to change without notice. No
Phone: 781-329-4700 • Order online at www.analog.com
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
1
Application Support: Phone: 1-800-ANALOG-D
HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Gain vs. Control Voltage Range
Gain vs. Control Voltage
25
20
15
10
5
25
20
15
10
5
Vctl = -4.5V
Vctl = -3.4V
Vctl = -3.1V
17 GHz
19 GHz
21 GHz
22 GHz
25 GHz
27 GHz
Vctl = -2,5V
Vctl = -2.8V
Vctl = -2.2V
Vctl = -1.6V
Vctl = -1.9V
Vctl = -1.0V
19
0
0
17
21
23
25
27
29
27
-4 -3.7 -3.4 -3.1 -2.8 -2.5 -2.2 -1.9 -1.6 -1.3 -1
FREQUENCY (GHz)
CONTROL VOLTAGE (V)
Broadband Gain & Return Loss
Gain vs. Temperature
30
30
+25C
+85C
-40C
20
10
26
22
18
14
10
S21
S11
S22
0
-10
-20
-30
15
17
19
21
23
25
27
17
19
21
23
25
27
FREQUENCY (GHz)
FREQUENCY (GHz)
Input Return Loss vs. Temperature
Output Return Loss vs. Temperature
0
0
+25C
+85C
-40C
+25C
+85C
-40C
-5
-10
-15
-20
-25
-30
-5
-10
-15
-20
-25
-30
17
19
21
23
25
17
19
21
23
25
27
FREQUENCY (GHz)
FREQUENCY (GHz)
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
For price, delivery, and to place orders: Analog Devices, Inc.,
responsibilityisassumedby AnalogDevicesfor itsuse, norforanyinfringementsofpatentsor other
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
rights of third parties that may result from its use. Specifications subject to change without notice. No
Phone: 781-329-4700 • Order online at www.analog.com
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
2
Application Support: Phone: 1-800-ANALOG-D
HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Input Return Loss @
Output Return Loss @
Control Voltage Extreme
Control Voltage Extreme
0
0
-4.5 Volts
-1.0 Volts
-4.5 Volts
-1.0 Volts
-5
-10
-15
-20
-25
-30
-5
-10
-15
-20
-25
-30
17
19
21
23
25
27
27
27
17
19
21
23
25
27
FREQUENCY (GHz)
FREQUENCY (GHz)
Noise Figure vs. Temperature
Noise Figure vs. Control Voltage
7
14
+25C
6
+85C
12
-40C
17 GHz
18 GHz
20 GHz
5
10
22 GHz
24 GHz
25 GHz
4
3
2
1
0
26 GHz
8
6
4
2
17
18
19
20
21
22
23
24
25
26
-4
-3.5
-3
-2.5
-2
-1.5
-1
FREQUENCY (GHz)
CONTROL VOLTAGE (V)
P1dB vs. Temperature
Psat vs. Temperature
30
30
Vctrl = -4.5V
Vctrl = -4.5V
25
20
15
10
5
25
20
15
10
5
Vctrl = -1V
Vctrl = -1V
+25C
+85C
-40C
+25C
+85C
-40C
0
0
17
19
21
23
25
17
19
21
23
25
27
FREQUENCY (GHz)
FREQUENCY (GHz)
[1] Tꢀstꢀd wꢁth ꢆꢅoꢂdꢆꢂꢃd ꢆꢁꢂs tꢀꢀ oꢃ rf ꢈoꢅts ꢂꢃd C1 = 10,000 ꢈf
[2] C1, C6 ꢂꢃd C8 = 100 ꢈf, l1 = 24 ꢃf
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
For price, delivery, and to place orders: Analog Devices, Inc.,
responsibilityisassumedby AnalogDevicesfor itsuse, norforanyinfringementsofpatentsor other
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
rights of third parties that may result from its use. Specifications subject to change without notice. No
Phone: 781-329-4700 • Order online at www.analog.com
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
3
Application Support: Phone: 1-800-ANALOG-D
HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Reverse Isolation vs. Temperature
Output IP3 vs. Temperature
40
0
-10
-20
-30
-40
-50
-60
-70
-80
+25C
+25C
+85C
-40C
+85C
35
-40C
Vctrl=-4.5V, Pout=+14dBm
30
25
20
15
10
Vctrl=-1V, Pout=+14dBm
17
18
19
20
21
22
23
24
25
26
27
16
18
20
22
24
26
28
FREQUENCY (GHz)
FREQUENCY (GHz)
IP3 and Gain @ 18 GHz Pin = -20 dBm
IP3 and Gain @ 22 GHz Pin = -20 dBm
40
35
30
25
20
15
40
35
30
25
20
15
10
10
OIP3
OIP3
GAIN
IIP3
GAIN
IIP3
5
0
5
0
-4.5
-4
-3.5
-3
-2.5
-2
-1.5
-1
-4.5
-4
-3.5
-3
-2.5
-2
-1.5
-1
CONTROL VOLTAGE (V)
CONTROL VOLTAGE (V)
IP3 and Gain @ 26 GHz Pin = -20 dBm
40
35
30
25
20
15
10
5
OIP3
GAIN
IIP3
0
-4.5
-4
-3.5
-3
-2.5
-2
-1.5
-1
CONTROL VOLTAGE (V)
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
For price, delivery, and to place orders: Analog Devices, Inc.,
responsibilityisassumedby AnalogDevicesfor itsuse, norforanyinfringementsofpatentsor other
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
rights of third parties that may result from its use. Specifications subject to change without notice. No
Phone: 781-329-4700 • Order online at www.analog.com
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
4
Application Support: Phone: 1-800-ANALOG-D
HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Bias Voltage
Absolute Maximum Ratings
Dꢅꢂꢁꢃ bꢁꢂs Voꢄtꢂgꢀ (Vdd1, 2, 3)
Gꢂtꢀ bꢁꢂs Voꢄtꢂgꢀ (Vgg1, 2)
Gꢂꢁꢃ Coꢃtꢅoꢄ Voꢄtꢂgꢀ (Vctꢅꢄ)
rf powꢀꢅ iꢃꢈut (rfin)
+5.5V
Vdd1,2,3 (V)
idd Totꢂꢄ (ꢇa)
170
-3 to 0V
-5 to 0V
+5 dbꢇ
175 °C
+5V
Vgg1,2 (V)
0V to -2V
igg Totꢂꢄ (ꢇa)
<0.1 ꢇa
Chꢂꢃꢃꢀꢄ Tꢀꢇꢈꢀꢅꢂtuꢅꢀ
Coꢃtꢁꢃuous pdꢁss (T = 85 °C)
(dꢀꢅꢂtꢀ 10.2 ꢇW/°C ꢂꢆovꢀ 85 °C) [1]
0.92 W
eleCTrOSTaTiC SenSiTiVe DeViCe
ObSerVe HanDlinG preCaUTiOnS
Thꢀꢅꢇꢂꢄ rꢀsꢁstꢂꢃcꢀ
(Chꢂꢃꢃꢀꢄ to gꢅouꢃd ꢈꢂddꢄꢀ)
97.6 °C/W
Stoꢅꢂgꢀ Tꢀꢇꢈꢀꢅꢂtuꢅꢀ
Oꢈꢀꢅꢂtꢁꢃg Tꢀꢇꢈꢀꢅꢂtuꢅꢀ
eSD Sꢀꢃsꢁtꢁvꢁty (Hbm)
-65 to +150 °C
-40 to +85 °C
Cꢄꢂss 0 pꢂssꢀd 100V
Outline Drawing
nOTeS:
1. paCKaGe bODY maTerial: alUmina.
2. leaD anD GrOUnD paDDle plaTinG: GOlD flaSH OVer niCKel.
3. DimenSiOnS are in inCHeS (millimeTerS).
4. leaD SpaCinG TOleranCe iS nOn-CUmUlaTiVe.
5. paCKaGe Warp SHall nOT eXCeeD 0.05 mm DaTUm – C –
6. all GrOUnD leaDS anD GrOUnD paDDle mUST be SOlDereD TO
pCb rf GrOUnD.
Package Information
pꢂꢅt nuꢇꢆꢀꢅ
pꢂckꢂgꢀ body mꢂtꢀꢅꢁꢂꢄ
aꢄuꢇꢁꢃꢂ, Whꢁtꢀ
lꢀꢂd fꢁꢃꢁsh
mSl rꢂtꢁꢃg
mSl3 [1]
pꢂckꢂgꢀ mꢂꢅkꢁꢃg [2]
H997
XXXX
HmC997lC4
Goꢄd ovꢀꢅ nꢁckꢀꢄ
[1] mꢂx ꢈꢀꢂk ꢅꢀflow tꢀꢇꢈꢀꢅꢂtuꢅꢀ oꢉ 260 °C
[2] 4-Dꢁgꢁt ꢄot ꢃuꢇꢆꢀꢅ XXXX
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
For price, delivery, and to place orders: Analog Devices, Inc.,
responsibilityisassumedby AnalogDevicesfor itsuse, norforanyinfringementsofpatentsor other
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
rights of third parties that may result from its use. Specifications subject to change without notice. No
Phone: 781-329-4700 • Order online at www.analog.com
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
5
Application Support: Phone: 1-800-ANALOG-D
HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Pin Descriptions
pꢁꢃ nuꢇꢆꢀꢅ
fuꢃctꢁoꢃ
n/C
Dꢀscꢅꢁꢈtꢁoꢃ
iꢃtꢀꢅꢉꢂcꢀ Schꢀꢇꢂtꢁc
1, 2, 6, 8, 10,
11, 13, 17, 18,
20, 21, 23
Thꢀ ꢈꢁꢃs ꢂꢅꢀ ꢃot coꢃꢃꢀctꢀd ꢁꢃtꢀꢅꢃꢂꢄꢄy: howꢀvꢀꢅ ꢂꢄꢄ dꢂtꢂ
showꢃ hꢀꢅꢀꢁꢃ wꢂs ꢇꢀꢂsuꢅꢀd wꢁth thꢀsꢀ ꢈꢁꢃs coꢃꢃꢀctꢀd
to rf/DC gꢅouꢃd ꢀxtꢀꢅꢃꢂꢄꢄy
Thꢀsꢀ ꢈꢁꢃs ꢂꢃd thꢀ ꢀxꢈosꢀd gꢅouꢃd ꢈꢂddꢄꢀ
ꢇust ꢆꢀ coꢃꢃꢀctꢀd to rf/DC gꢅouꢃd.
3, 5, 14, 16
GnD
rfin
Thꢁs ꢈꢂd ꢁs aC couꢈꢄꢀd
ꢂꢃd ꢇꢂtchꢀd to 50 Ohꢇ.
4
Gꢂtꢀ coꢃtꢅoꢄ ꢉoꢅ ꢂꢇꢈꢄꢁfiꢀꢅ. adjust voꢄtꢂgꢀ to ꢂchꢁꢀvꢀ tyꢈꢁcꢂꢄ
idd. pꢄꢀꢂsꢀ ꢉoꢄꢄow “mmiC aꢇꢈꢄꢁfiꢀꢅ bꢁꢂsꢁꢃg pꢅocꢀduꢅꢀ”
ꢂꢈꢈꢄꢁcꢂtꢁoꢃ ꢃotꢀ.
7, 12
Vgg1, 2
Gꢂꢁꢃ coꢃtꢅoꢄ Voꢄtꢂgꢀ ꢉoꢅ thꢀ ꢂꢇꢈꢄꢁfiꢀꢅ. Sꢀꢀ ꢂssꢀꢇꢆꢄy
dꢁꢂgꢅꢂꢇ ꢉoꢅ ꢅꢀquꢁꢅꢀd ꢀxtꢀꢅꢃꢂꢄ coꢇꢈoꢃꢀꢃts.
9
Vctꢅꢄ
Thꢁs ꢈꢂd ꢁs aC couꢈꢄꢀd
ꢂꢃd ꢇꢂtchꢀd to 50 Ohꢇ.
15
rfOUT
Dꢅꢂꢁꢃ bꢁꢂs Voꢄtꢂgꢀ ꢉoꢅ thꢀ ꢂꢇꢈꢄꢁfiꢀꢅ. Sꢀꢀ ꢂssꢀꢇꢆꢄy dꢁꢂgꢅꢂꢇ
ꢉoꢅ ꢅꢀquꢁꢅꢀd ꢀxtꢀꢅꢃꢂꢄ coꢇꢈoꢃꢀꢃts
19, 22, 24
Vdd3, 2, 1
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
For price, delivery, and to place orders: Analog Devices, Inc.,
responsibilityisassumedby AnalogDevicesfor itsuse, norforanyinfringementsofpatentsor other
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
rights of third parties that may result from its use. Specifications subject to change without notice. No
Phone: 781-329-4700 • Order online at www.analog.com
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
6
Application Support: Phone: 1-800-ANALOG-D
HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Application Circuit
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
For price, delivery, and to place orders: Analog Devices, Inc.,
responsibilityisassumedby AnalogDevicesfor itsuse, norforanyinfringementsofpatentsor other
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
rights of third parties that may result from its use. Specifications subject to change without notice. No
Phone: 781-329-4700 • Order online at www.analog.com
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
7
Application Support: Phone: 1-800-ANALOG-D
HMC997LC4
v02.0514
VARIABLE GAIN AMPLIFIER
17 - 27 GHz
Evaluation PCB
List of Materials for Evaluation PCB
EVAL01-HMC997LC4 [1]
Thꢀ cꢁꢅcuꢁt ꢆoꢂꢅd usꢀd ꢁꢃ thꢀ ꢂꢈꢈꢄꢁcꢂtꢁoꢃ shouꢄd usꢀ
rf cꢁꢅcuꢁt dꢀsꢁgꢃ tꢀchꢃꢁquꢀs. Sꢁgꢃꢂꢄ ꢄꢁꢃꢀs shouꢄd
hꢂvꢀ 50 Ohꢇ ꢁꢇꢈꢀdꢂꢃcꢀ whꢁꢄꢀ thꢀ ꢈꢂckꢂgꢀ gꢅouꢃd
ꢄꢀꢂds ꢂꢃd ꢀxꢈosꢀd ꢈꢂddꢄꢀ shouꢄd ꢆꢀ coꢃꢃꢀctꢀd
dꢁꢅꢀctꢄy to thꢀ gꢅouꢃd ꢈꢄꢂꢃꢀ sꢁꢇꢁꢄꢂꢅ to thꢂt showꢃ.
a suꢉꢉꢁcꢁꢀꢃt ꢃuꢇꢆꢀꢅ oꢉ vꢁꢂ hoꢄꢀs shouꢄd ꢆꢀ usꢀd to
coꢃꢃꢀct thꢀ toꢈ ꢂꢃd ꢆottoꢇ gꢅouꢃd ꢈꢄꢂꢃꢀs. Thꢀ
ꢀvꢂꢄuꢂtꢁoꢃ cꢁꢅcuꢁt ꢆoꢂꢅd showꢃ ꢁs ꢂvꢂꢁꢄꢂꢆꢄꢀ ꢉꢅoꢇ
Hꢁttꢁtꢀ uꢈoꢃ ꢅꢀquꢀst.
itꢀꢇ
Dꢀscꢅꢁꢈtꢁoꢃ
J1, J4
pCb mouꢃt Sma rf Coꢃꢃꢀctoꢅs
DC pꢁꢃ
J5 - J10
C1 - C6
C7 - C12
C13 - C18
U1
100 ꢈf Cꢂꢈꢂcꢁtoꢅ, 0402 pkg.
1000 ꢈf Cꢂꢈꢂcꢁtoꢅ, 0603 pkg.
2.2 µf Cꢂꢈꢂcꢁtoꢅ, CaSe a
HmC997lC4 Vꢂꢅꢁꢂꢆꢄꢀ Gꢂꢁꢃ aꢇꢈꢄꢁfiꢀꢅ
122172 evꢂꢄuꢂtꢁoꢃ pCb
[2]
pCb
[1] rꢀꢉꢀꢅꢀꢃcꢀ thꢁs ꢃuꢇꢆꢀꢅ whꢀꢃ oꢅdꢀꢅꢁꢃg coꢇꢈꢄꢀtꢀ ꢀvꢂꢄuꢂtꢁoꢃ pCb
[2] Cꢁꢅcuꢁt boꢂꢅd mꢂtꢀꢅꢁꢂꢄ: aꢅꢄoꢃ 25 fr
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