RF Micro Devices (Nasdaq: RFMD) reported earnings on April 23. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended March 30 (Q4), RF Micro Devices beat expectations on revenues and beat expectations on earnings per share.

Compared to the prior-year quarter, revenue grew significantly. Non-GAAP earnings per share grew. GAAP loss per share expanded.

Margins expanded across the board.

Revenue details
 RF Micro Devices recorded revenue of $280.6 million. The 17 analysts polled by S&P Capital IQ hoped for revenue of $252.7 million on the same basis. GAAP reported sales were 49% higher than the prior-year quarter's $187.9 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 EPS came in at $0.06. The 17 earnings estimates compiled by S&P Capital IQ forecast $0.05 per share. Non-GAAP EPS were $0.06 for Q4 compared to -$0.02 per share for the prior-year quarter. GAAP EPS were -$0.06 for Q4 compared to -$0.05 per share for the prior-year quarter.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
 For the quarter, gross margin was 31.4%, 130 basis points better than the prior-year quarter. Operating margin was 0.6%, 720 basis points better than the prior-year quarter. Net margin was -5.7%, 120 basis points better than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $267.0 million. On the bottom line, the average EPS estimate is $0.07.

Next year's average estimate for revenue is $1.13 billion. The average EPS estimate is $0.36.

Investor sentiment
 The stock has a three-star rating (out of five) at Motley Fool CAPS, with 703 members out of 748 rating the stock outperform, and 45 members rating it underperform. Among 101 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 91 give RF Micro Devices a green thumbs-up, and 10 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on RF Micro Devices is outperform, with an average price target of $6.28.

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Seth Jayson had no position in any company mentioned here at the time of publication. You can view his stock holdings here. He is co-advisor of Motley Fool Hidden Gems, which provides new small-cap ideas every month, backed by a real-money portfolio. The Motley Fool has no position in any of the stocks mentioned. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.