E-pHEMT MMIC
AD274
Product Features
• 2-Way Splitter • 30MHz-1200MHz • Small size (3X3 mm) • QFN SMD Type package • Higher productivity • Lower manufacturing cost • -57dBc CSO 135 Channels @ +15dBmV/ch • -62dBc CTB 135 Channels @ +15dBmV/ch • -66dBc XMD 135 Channels @ +15dBmV/ch • 3.5dB Typical Noise Figure • 75ohm input and outputs
Applications
• Multi Tuner Set-Top Boxes • Home Gateways • FTTx (G-PON, GE-PON)
Package Type : QFN 3X3
Description
AD274 is designed as low cost Active Divider for many applications including FTTH, CATV System. This MMIC is based on Gallium Arsenide Enhancement Mode pHEMT which shows low current draw and very low noise. The data in this spec sheet is valid only for 75ohm application.
Electrical Specifications
PARAMETER
UNIT
MIN
TYP
Frequency
MHz
30 ~ 1000
Gain
dB 4.5 5.5
Gain Flatness
dB
1.4
Input Return Loss
dB - -16
Output Return Loss
dB - -20
IN&OUT Port Isolation
dB - -30
OUT&OUT Port Isolation
dB - -20
Output IP3
dBm 22
26
1dB Compression Point
dBm 8
12
Noise Figure
dB - 3.5
CSO
50 ~ 870MHz
dBc -
-57
CTB
135 channel@
dBc -
-62
XMOD
Input Power +15dBmV/ch
dBc
-
-66
DC Current
mA -
110
Supply Voltage
V
5
Note 1. Test conditions unless otherwise noted. Test Freq = 500MHz, T=25℃, Vdd=5V, 75Ω system 2. OIP3 measured with 2 tones at an output power of +0dBm/tone separated by 1MHz, Test Freq = 500MHz
MAX
2 4.5 -
Typ 4 1.6 -12 -20 -30 -20 18 8 3.3 -51 -58 -56 75 3.3
Absolute Maximum Ratings
PARAMETER Device Voltage Operating Case Temperature Storage Temperature ESD Human Body Model Moisture sensitivity Level Junction temperature Thermal Resistance (Rth)
Korean Facilities : 82-31-250-5078 /
[email protected] US Facilities : 919-77-8780 /
[email protected]
UNIT VDC
℃ ℃ ℃ ℃/W
MIN -40 -40 -
1/6
TYP 5 -
Class 1A MSL1 120 70
MAX 5.5 85 150 180 -
All specifications may change without notice Version 1.0
E-pHEMT MMIC
AD274
Application Circuit @ 50 ~ 1000MHz, Vdd = +5V, 75ohm System
S-Parameter Noise Figure
Isolation
Korean Facilities : 82-31-250-5078 /
[email protected] US Facilities : 919-77-8780 /
[email protected]
2/6
All specifications may change without notice Version 1.0
E-pHEMT MMIC
AD274
Application Circuit @ 50 ~ 1000MHz, +3.3V, 75ohm System
S-Parameter
Isolation
Noise Figure
Korean Facilities : 82-31-250-5078 /
[email protected] US Facilities : 919-77-8780 /
[email protected]
3/6
All specifications may change without notice Version 1.0
E-pHEMT MMIC
AD274
Multi-Tone Test : 135CH_FLAT@Input Power +15dBmV/Ch, Sdd=+5V
Level : Input +15dBmV
Tilt : 135CH
FRQ XMOD
55.25 77.25 109.25 211.25 331.25 547.25 637.25 745.25 859.25 Min Max
75.3 76.2 76.6 75.1 74.1 71.7 70.7 68.8 68.3 66.7 76.6
CTB RAW
67.7 67.7 68 67.3 65.4 66.2 64.6 63.7 63.8 62.7 68
CTB COR
72.1 72 72.3 71.7 69.7 70.5 68.9 67.3 68.1 67 72.3
N-FLR
68.2 68.2 68.4 68.4 66.7 68.4 66.3 66.1 65.8 64.6 68.4
CSU RAW
67.5 57.5 67.7 66.4 65.4 67.1 65.1 64.1 63.2 57.5 67.7
CSU COR
71.9 57.8 72 70.8 69.7 71.4 69.4 68.4 66.2 57.8 72
CSU FRQ
55.99 77.99 109.99 212.49 331.99 446.49 547.99 638.48 746.49 55.99 860.48
CSL RAW
57.7 68.1 57.4 58.2 57.5 58.7 58.5 59.7 61.9 57.4 68.1
CSL COR
58.1 72.4 57.8 58.6 58 59.2 59.3 60.8 63.8 57.8 72.4
CSL FRQ
53.99 76.37 107.99 209.99 329.99 443.98 545.98 635.98 743.99 53.99 858.49
Multi-Tone Test : 135CH_FLAT@Input Power +15dBmV/Ch, Vdd = +3.3V
Level : Input +15dBmV
Tilt : 135CH_FLAT
FRQ XMOD
55.25 77.25 109.25 211.25 331.25 445.25 547.25 637.25 745.25 859.25 Min Max
64.2 64.1 64.3 63.3 62.4 61 59.5 58.5 57.1 56.4 56.4 64.3
CTB RAW
66.2 66.2 66.2 64 62.4 60.7 60.8 58.4 58.7 58.7 58.4 66.2
CTB COR
70.5 70.5 70.6 65.9 64.3 61.7 62.1 59.1 59.7 60 59.1 70.6
N-FLR
67.8 67.8 68.1 68.3 66.7 67.8 66.6 66.2 66 64.6 64.6 68.3
CSU RAW
66.7 52.5 65.5 62.8 61.1 59 57.2 54.7 52.7 51.8 51.8 66.7
CSU COR
71 52.7 68.5 64 62.6 59.6 57.8 55 52.9 52.1 52.1 71
CSU FRQ
56 77.99 109.99 212.49 332.49 446.49 548.49 638.48 746.49 860.49
56 860.49
CSL RAW
53.3 67.5 52.8 52.8 51.4 51 51.4 52.1 54.1 60.1 51 67.5
CSL COR
53.5 71.8 52.9 53 51.5 51 51.5 52.3 54.4 62 51 71.8
CSL FRQ
53.99 76.07 107.99 209.98 329.99 443.98 545.98 635.98 743.98 858.49 53.99 858.49
Korean Facilities : 82-31-250-5078 /
[email protected] US Facilities : 919-77-8780 /
[email protected]
4/6
All specifications may change without notice Version 1.0
E-pHEMT MMIC
AD274
Package Dimensions (Type: QFN3x3)
* Unit: mm[inch] | Tolerance: ±0.2[.008]
▲ Top View
▲ Side View
▲ Bottom View
Pin No 1 2 3 4
Function NC GND GND Input
Pin No 5 6 7 8
Pin Description
Function Pin No
Bias/Port1
9
NC 10
Port2
11
NC 12
Function Output-1
GND GND Output-2
Pin No 13 14 15 16
Function NC NC NC NC
* Mounting Configuration Notes 1. Ground / thermal via holes are critical for the proper performance of this device. 2. Add as much copper as possible to inner and outer layers near the part to ensure optimal thermal performance. 3. Mounting screws can be adde.