 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| Preliminary GaAs IC 5 Bit Digital Attenuator with Driver 1 dB LSB Positive Control DC-2 GHz AA110-85 Features s Attenuation 1 dB Steps to 31 dB With High Accuracy s Single Positive Control (+5 V) for Each Bit s Low DC Power Consumption s CMOS Integrated Silicon Driver s Designed for Use at IF Frequencies SSOP-20 PIN 20 0.209 (5.30 mm) 0.012 (0.30 mm) 0.307 (7.80 mm) 0.016 (0.307 mm) PIN 1 INDICATOR PIN 1 0.283 (7.20 mm) 0.012 (0.30 mm) Description The AA110-85 is a 5 bit, single positive control GaAs IC FET digital attenuator with driver. It is particularly suited at IF frequencies where high attenuation accuracy, low insertion loss and low intermodulation products are required. Typical applications include base station, wireless data, broadband and wireless local loop gain control circuits. 0.069 (1.75 mm) 0.004 (0.10 mm) 0.0256 0.078 (0.65 mm) (2.00 mm) BSC MAX. 0.010 (0.25 mm) 0.004 (0.090 mm) 8 MAX. 0.012 (0.30 mm) REF. 0.008 (0.20 mm) MAX. 0.002 (0.05 mm) MIN. 0.030 (0.75 mm) 0.008 (0.10 mm) Electrical Specifications at 25C (0, +5 V) Parameter1 Insertion Loss2 Frequency DC-0.5 GHz DC-1.0 GHz DC-2.0 GHz DC-0.5 GHz DC-1.0 GHz DC-2.0 GHz VSWR (I/O)4 DC-2.0 GHz Min. Typ. 1.4 1.7 2.2 31 (0.2 + 2% of Attenuation Setting in dB) (0.25 + 3% of Attenuation Setting in dB) (0.4 + 6% of Attenuation Setting in dB) 1.5:1 1.8:1 Max. 1.7 2.1 2.6 Unit dB dB dB dB dB dB dB Attenuation Range Attenuation Accuracy3 Operating Characteristics at 25C (0, +5 V) Parameter Switching Characteristics5 Condition Rise, Fall (10/90% or 90/10% RF) On, Off (50% CTL to 90/10% RF) Video Feedthru VCC = +5 V For Two-tone Input Power +5 dBm VCC = +5 V VCC = 5 V @ 700 A Typ. CTL1, CTL2, CTL4, CTL8, CTL16, Low = 0 to 0.8 V @ 20 A Typ. CTL1, CTL2, CTL4, CTL8, CTL16, High = 3.5 to 5.0 V @ 20 A Typ. 4. Input/output. 5. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth. Frequency Min. Typ. 30 50 50 Max. Unit ns ns mV dBm dBm dBm dBm Input Power for 1 dB Compression Intermodulation Intercept Point (IP3) Supply Voltage Control Voltages 0.5-2.0 GHz 0.05 GHz 0.5-2.0 GHz 0.05 GHz +25 +18 +42 +30 +29 +22 +48 +36 1. All measurements made in a 50 system, unless otherwise specified. 2. Insertion loss changes by 0.003 dB/C. 3. Attenuation referenced to insertion loss. Alpha Industries, Inc. [781] 935-5150 * Fax [617] 824-4579 * Email sales@alphaind.com * www.alphaind.com Specifications subject to change without notice. 2/01A 1 GaAs IC 5 Bit Digital Attenuator with Driver 1 dB LSB Positive Control DC-2 GHz AA110-85 Typical Performance Data (VCC = +5 V) -1.0 -1.2 2.0 1.8 1.6 1.4 1.2 1.0 0 0.5 1.0 1.5 2.0 0 0.5 1.0 Insertion Loss (dB) -1.4 -1.6 -1.8 -2.0 -2.2 VSWR Ins. Loss 1 dB 2 dB 16 dB 4 dB 8 dB 1.5 2.0 31 dB Frequency (GHz) Frequency (GHz) Insertion Loss vs. Frequency 1.5 VSWR vs. Frequency Absolute Maximum Ratings Characteristic RF Input Power Value 2 W > 500 MHz, 0/6 V 0.5 W > 50 MHz, 0/6 V 6V -0.2 V, +6 V -40C to +85C -65C to +150C 85C/W Deviation from Nominal Attenuation (dB) 1.0 0.5 1 dB 0 -0.5 -1.0 -1.5 0 0.5 1.0 1.5 2.0 8 dB 16 dB 4 dB 2 dB 31 dB Supply Voltage Control Voltage1 Operating Temperature Storage Temperature JC Note: Exceeding these ratings may cause irreversible damage. 1. Control voltage must not exceed supply voltage. Frequency (GHz) Attenuation Accuracy vs. Frequency Pin Out J1 GND GND N/C CTL1 CTL2 CTL4 CTL8 (Negative Voltage CTL16 Holding Capacitor) VSS 0.01 F C2 0.025 F C1 (Charge Pump Capacitor) VCC 0.01 F (Power Supply Bypass Capacitor) 20 1 19 2 Truth Table CTL1 0 1 0 0 0 0 1 CTL2 0 0 1 0 0 0 1 CTL4 0 0 0 1 0 0 1 CTL8 0 0 0 0 1 0 1 CTL16 0 0 0 0 0 1 1 Attenuation J1-J2 Ins. Loss 1 dB 2 dB 4 dB 8 dB 16 dB 31 dB 18 3 4 5 6 7 8 9 10 GND GND GND GND GND GND J2 17 16 15 14 13 12 11 "0" = 0 to 0.8 V (VCC = 5 V). "1" = 3.5 to 5 V (VCC = 5 V). 2 Alpha Industries, Inc. [781] 935-5150 * Fax [617] 824-4579 * Email sales@alphaind.com * www.alphaind.com Specifications subject to change without notice. 2/01A |
Price & Availability of AA110-85
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |