For price, delivery and to place orders: Hittite Microwave Corporation, 2 Elizabeth Drive, Chelmsford, MA 01824
Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
VARIABLE GAIN AMPLIFIERS - DIGITAL - SMT
4
HMC626ALP5E
v00.1212
0.5 dB LSB GaAs MMIC 6-BIT DIGITAL
VARIABLE GAIN AMPLIFIER, DC - 1 GHz
Bias Voltage & Current
Vdd (V) Idd (Typ.) (mA)
+4.5 2.3
+5.0 2.4
+5.5 2.5
Vs (V) Is (mA)
+5.0 88
Control Voltage Input
Relative
Gain
Setting
V1
16 dB
V2
8dB
V3
4 dB
V4
2 dB
V5
1 dB
V6
0.5 dB
High High High High High High
Reference
0 dB
High High High High High Low -0.5 dB
High High High High Low High -1 dB
High High High Low High High -2 dB
High High Low High High High -4 dB
High Low High High High High -8 dB
Low High High High High High -16 dB
Low Low Low Low Low Low -31.5 dB
Any combination of the above states will provide a relative gain
setting approximately equal to the sum of the bits selected.
Truth Table
Control Voltage Table
State Vdd = +3V Vdd = +5V
Low 0 to 0.5V @ <1 µA 0 to 0.8V @ <1 µA
High 2 to 3V @ <1 µA 2 to 5V @ <1 µA
ELECTROSTATIC SENSITIVE DEVICE
OBSERVE HANDLING PRECAUTIONS
Absolute Maximum Ratings
RF Input Power
[1]
(At Max Gain Setting)
-10.5 dBm (T = +85 °C)
Bias Voltage (Vdd) +5.5 Vdc
Collector Bias Voltage (Vcc) 5.5 Vdc
Channel/Junction Temperature 150 °C
Continuous Pdiss (T = 85 °C)
(derate 18.2 mW/°C above 85 °C)
[2]
1.18 W
Thermal Resistance
[3]
55°C/W
Storage Temperature -65 to +150 °C
Operating Temperature -40 to +85 °C
[1] The Max RF Input Power Rating will increase by 0.5 dB for every
0.5 dB reduction in gain to a maximum RF Input Power of 10 dBm.
[2] This value is the total power dissipation in the amplier.
[3] This is the thermal resistance for the amplier.
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
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.
For price, delivery, and to place orders: Analog Devices, Inc.,
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106
Phone: 781-329-4700 • Order online at www.analog.com
Application Support: Phone: 1-800-ANALOG-D
