Parametric List of 8051 Devices Available from Nordic Semiconductor

Part Number	Device Core	Max XTAL Speed (MIPS)	On-chip DATA +XDATA	On-chip FLASH	On-chip ROM +Code RAM	ROM Lock	I/O Ports	Interrupt Sources & Levels	Timers / Counters	Real Time Clock	Watch Dog Timer	Analog Comp- arators	A/D Channels (Bits)	PCA PWM CAPCOM	Communications	Power Down Mode	Idle Mode	Brown Out Detect	Other Features	Power Supply (Volts)	Packages Available	Part Number
Nordic Semiconductor (8051 Family)
nRF24E1	8051	16 MHz (1.33)	256		+4K		11	11/2	3	Y	Y		8(10)	0/1/0	SPI, Radio Transceiver	Y	Y			1.9-3.6	QFN36	nRF24E1
nRF24E2	8051	20 MHz	256	4K	512		2	9/2	2		Y		9(10)	0/1/0	UART, SPI	Y	Y		2 DPTRs	1.9-3.6	QFN36	nRF24E2
nRF24LE1	8051	16 MHz	256+1K	16K		Y	31	18/4	3		Y	1	14(12)	0/0/2	UART, SPI, Multiply Divide Unit, Encryption/Decruption copr	Y	Y	Y	2 DPTRs, On-Chip Debug, ISP		QFN24, QFN32, QFN48	nRF24LE1
nRF24LU1	8051	16 MHz	256+2K	16K			6	12/0	3	Y	Y			0/0/0	UART, SPI, USB 2.0, 2.4GHz ISM band operation, AES encryption/decryp	Y	Y	Y		4.0-5.3	QFN32	nRF24LU1
nRF9E5 Multiband	8051	20 MHz	256	4K	512		2	11/2	3		Y		4(10)	0/1/0	UART, SPI	Y	Y		2 DPTRs	1.9-3.6		nRF9E5 Multiband
nRFLU1P-F16	8051	16 MHz	256+2K	16K			6	12/0	3	Y	Y			0/0/0	UART, SPI, USB 2.0, 2.4GHz ISM band operation, AES encryption/decryp	Y	Y	Y		4.0-5.3	QFN32	nRFLU1P-F16
nRFLU1P-F32	8051	16 MHz	256+2K	32K			6	12/0	3	Y	Y			0/0/0	UART, SPI, USB 2.0, 2.4GHz ISM band operation, AES encryption/decryp	Y	Y	Y	ISP	4.0-5.3	QFN32	nRFLU1P-F32

Devices Found = 7.