RFMD2081SR

RF Modulators and Demodulators32-Pin QFN

MODULATOR IQ 45MHZ TO 2.7GHZ 32QFN

RFMD2081SR is a 45MHz to 2700MHz wideband IQ modulator with integrated fractional-N synthesizer and VCO, in a 32-pin QFN package, with typical current consumption of 135mA and 2.7V to 3.3V supply.Checked against the datasheet

See alternatives Ask AI FAEDatasheet PDF

All alternatives

View full report

Technical parameters

Datasheet-verified parameters

23 items

Parameter	Value and test conditions	Source
Package	32-Pin QFN, 5mm x 5mm
Operating Temperature Range	-40 to +85 °C
RoHS	Compliant per EU Directive 2002/95/EC
Halogen Free	Halogen free per IEC 61249-2-21
Supply Voltage (VDD)	Min 2.7 V, Max 3.3 V
Supply Voltage (V_DD) Absolute Maximum	-0.5 to +3.6 V
Supply Current (IDD)	Typ 135 mA, Condition: 1.3V Input DC Bias
Standby Current	Max 2 mA, Condition: Reference Oscillator and Bandgap Only
Power Down Current	Max 300 μA, Condition: ENBL = 0 and REF_STBY = 0
Output Port Center Frequency Range	Min 45 MHz, Max 2700 MHz
I & Q Input 3dB Bandwidth	Typ 100 MHz
Output P1dB	Typ +4 dBm, Condition: 1.3V Input DC Bias
Output IP3	Typ +17 dBm, Condition: 1.3V Input DC Bias
Output Noise Floor	Typ -162 dBm/Hz, Condition: At 10MHz Offset with 1.3V Input DC Bias
Carrier Suppression	Typ -40 dBc, Condition: Unadjusted
Sideband Suppression	Typ -40 dBc, Condition: Unadjusted
Synthesizer Output frequency	Min 90 MHz, Max 5400 MHz
External Reference Frequency	Min 10 MHz, Max 104 MHz
Phase Noise, LO=1GHz	Typ -108 dBc/Hz, Condition: 10kHz Offset
ESD Human Body Model (DC Pins)	Min 2000 V
ESD Human Body Model (All Pins)	Min 1500 V
ESD Charge Device Model	Min 1000 V, Condition: All Pins
Storage Temperature Range	-65 to +150 °C

All parameters (8)ExpandCollapse

Power
Supply Current (IDD)	135 mA (Typ)
Supply Voltage (VDD)	2.7 V (Min) to 3.3 V (Max)
AC and DC characteristics
I & Q Input 3dB Bandwidth	100 MHz (Typ)
Output Port Center Frequency Range	45 MHz (Min) to 2700 MHz (Max)
Environment and package
Operating Temperature Range	-40 °C (Min) to +85 °C (Max)
Package	QFN, 32-Pin, 5mm x 5mm
Other
Output IP3	+17 dBm (Typ)
Output P1dB	+4 dBm (Typ)

Pinout and package

Pin	Name	Function	Source
1		ENBL/GPO5: Device Enable pin
2		EXT_LO: External local oscillator input
3		EXT_LO_DEC: Decoupling pin for external local oscillator
4		REXT: External bandgap bias resistor
5		ANA_VDD1: Analog supply
6		LFILT1: Phase detector output
7		LFILT2: Loop filter op-amp output
8		LFILT3: VCO control input
9		MODE/GPO6: Mode select pin
10		REF_IN: Reference input
11		NC: No Connect
12		TM: Connect to ground
13		RF_OUT_N: Differential output
14		RF_OUT_P: Differential output
15		GPO1/ADD1: General purpose output / MultiSlice address bit
16		GPO2/ADD2: General purpose output / MultiSlice address bit
17		DIG_VDD: Digital supply
18		MOD_Q_N: Modulator Q differential input
19		MOD_Q_P: Modulator Q differential input
20		NC: No Connect
21		NC: No Connect
22		MOD_I_N: Modulator I differential input
23		MOD_I_P: Modulator I differential input
24		ANA_VDD2: Analog supply
25		GPO3: General purpose output
26		GPO4/LD/DO: General purpose output / Lock detect output / serial data out
27		NC: No Connect
28		NC: No Connect
29		RESETX: Chip reset (active low)
30		ENX: Serial interface select (active low)
31		SCLK: Serial interface clock
32		SDATA: Serial interface data
Exposed Paddle		Ground reference

Documents

DatasheetDatasheet · 2.9 MB · 2026-10-27

Open document center

Datasheet-verified content is extracted by AI from the manufacturer datasheet. Click a page number to view the original.