Catalogue - Low-Voltage/Low-Power MCUs - Silicon Laboratories - (Version JPG)

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Audio amplifier, Modulator, Radio transmitter, Digital controller, PoE interface

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C8051F920

Single/Dual Battery, 0.9-3.6 V, 32 kB, smaRTClock, 10-Bit ADC MCU

Selected Electrical Specifications

(At 25 C°)


Parameter	Conditions	Min	Typ	Max	Units
Supply Input Voltage two-cell mode one-cell mode
	DC-DC converter disabled	1.8	—	3.6	V
	DC-DC converter enabled	0.9	—	1.8	V
DC-DC Boost Converter Output Power (V_OUT = 1.8-3.3 V)	Includes on and off-chip current	—	—	65	mW
Supply Current with CPU Active	VDD = 1.8-3.6 V Clock = 24.5 MHz (±2% internal precision oscillator)	—	4.1	—	mA
Supply Current (shutdown) (Vbat = 1.8 V)	Sleep mode; smaRTClock off	—	50	—	nA
Supply Current (shutdown) (Vbat = 1.8 V)	Sleep mode; smaRTClock running	—	0.6	—	uA
Clock Frequency Range		DC	—	25	MHz
Wakeup Time	two-cell mode	—	2	—	us
Wakeup Time	one-cell mode	—	10	—	us
Internal Oscillator
Frequency	Precision oscillator	24	24.5	25	MHz
Frequency	Low power oscillator	18	20	22	MHz
A/D Converter
Resolution				10	bits
Throughput Rate			—	300	ksps

Package Information: 32-Pin LQFP

Package Information: 32-Pin QFN




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Bottom View


	MM
	MIN	TYP	MAX
A	0.80	0.9	1.00
A1	0.00	0.02	0.05
A2	0	0.65	1.00
A3	—	0.25	—
b	0.18	0.25	0.30
D	—	5.00	—
D2	1.25	2.70	3.25
E	—	5.00	—
E2	1.25	2.70	3.25
e	—	0.50	—
L	0.30	0.40	0.50
N	—	32	—
ND	—	8	—
NE	—	8	—
R	0.09	—	—

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Side View


	MM
	MIN	TYP	MAX		MIN	TYP	MAX
A	0.80	0.9	1.00	A	0.80	0.9	1.00
A1	0.00	0.02	0.05	A1	0.00	0.02	0.05
A2	0	0.65	1.00	A2	0	0.65	1.00
A3	—	0.25	—	A3	—	0.25	—
b	0.18	0.25		b	0.18	0.25
D	—	5.00		D	—	5.00
D2	1.25	2.70		D2	1.25	2.70
E	—	5.00		E	—	5.00

C8051F9xx Product Family


Device Part #	Package	Flash Size	RAM Size
C8051F930-GQ	32-pin LQFP	64 kB	4 kB
C8051F930-GM	32-pin QFN	64 kB	4 kB
C8051F931-GM	24-pin QFN	64 kB	4 kB
C8051F920-GQ	32-pin LQFP	32 kB	4 kB
C8051F920-GM	32-pin QFN	32 kB	4 kB
C8051F921-GM	24-pin QFN	32 kB	4 kB

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Low-Voltage/Low-Power MCUs - Silicon Laboratories - #2

Audio amplifier, Modulator, Radio transmitter, Digital controller, PoE interface