蓝牙模块的芯片在很大程度上影响着蓝牙模块的性能，我们SKYLAB的4.0蓝牙模块主要选用的是Nodic的nRF51822。以下是小编辛苦整理出来的各蓝牙模块芯片的情况，主要是功耗，封装，内核，GPIO,接收灵敏度，发射功率，协议栈，Flash方面！

厂家	型号	封装(尺寸)	功耗	内核	GPIO	接收灵敏度	发射功率	协议栈	Flash
TI	CC2640	RSMQFN32 (4MM*4MM)	RX-5.9mA TX-6.1mA 0dBm TX-9.1mA 5dBm	Cotex-M3+M0	10	-97dBm	5dBm	BLE4.1	128KB
		RHBQFN32 (5MM*5MM)			15
		RGZQFN48 (7MM*7MM）			31
	CC2540/2541	QFN40 (6MM*6MM)	RX-18.3mA TX-18.6 0dBm	51	21	-93dBm	0dBm	BLE4.0	256KB
Nordic	nRF51822	QFN48, 6 x 6mm WLCSP, 3.50x 3.83 mm WLCSP 3.83 x 3.83 mm WLCSP 3.50x 3.33 mm	TX-8mA 0dBm RX 9.7mA	M0	31	-93dBm	4dBm	BLE4.0	256KB
Dialog	DA14680	AQFN60（6MM*6MM）	TX 4.2mA Rx 4.3mA	M0	37	-93dBm	0dBm	BLE4.1	8M
	DA14580	WL-CSP34, 2.5x2.5x0.5mm	4.9mA OdBm	M0	12		0dBm	BLE4.1	OTP-32K
		QFN40, 5x5x0.9mm			24
		QFN40, 6x6x0.9mm			24
		QFN48, 6x6x0.9mm			32
	DA14581	WL-CSP34, 2.5x2.5x0.5mm			12
		QFN40, 5x5x0.9mm			24
	DA14582	QFN56, 8x8x0.9mm			32	-93bBm	0dBm	BLE4.1	OTP-32K
	DA14583	QFN40, 5x5x0.9mm		M0	32				1M
Cypress	PRoC BLE	QFN56 7MM*7MM WLCSP68 (3.52*3.91)	TX-15.6mA 0dBm RX-16.4	M0	36	-89dBm	3dBm	BlE4.1	128K
Quintic	QN902	6x6 QFN48, 5x5 QFN32 3x3 CSP	RX-8.9 TX-8.8 0dBm	M0	31	-95dBm	4dBm		64K
Microchip	RN4020	11.5 x 19.5 x 2.5 mm	16mA			-92.5dBm	7dBm	BLE4.1	64k
ST	STLBC01	VFQFPN 24L 5*5	13mA				3dBm	BLE4.0	64K
	BlueNRG	WLCSP34 QFN32	TX 8.2mA 0dBm	ARM Cortex M0		-96dBm	dBm(带天线）	BLE4.0	64K
	BlueNRG-MS	QFN32 (5 x 5 mm) and WLCSP34 (2.66 x 2.56 mm)	TX 8.2mA 0dBm					BLE4.1	64K
CSR	CSR1010	CSR1010TM - QFN 32 lead, 5 x 5 x 0.6mm, 0.5mm pitch	RX 18mA TX 16mA			-92.5dBm	7.5dBm	BLE4.0	64K
	CSR1011TM	QFN 56 lead, 8 x 8 x 0.9mm, 0.5mm pitch
	CSR1012TM	QFN 32 lead, 4 x 4 x 0.65mm, 0.4mm pitch
Broadcom	BCM20732	5*5	RX9.8 TX9.1	Cotex-M3		-94dBm	2dBm		128K