LED Matrix Driver

Part Number	Description	V_IN(V)	I_OH(mA)	I_OL(mA)	Seg	Grid	Dimming Levels	Key Matrix	Interface Control	Package
ET6238	128 Matrix 39 Key	4.5~5.5	≥25	200	16	8	16step	3×13	I²C	SOP28
ET6240	128 Dot Matrix	3.3~5.5	≥15	≥80	8	16	16 step	/	I²C	SOP28
ET6930	Constant Current 96 Dot Matrix	4.5~6.0	≥60	≥400	8	12	8 step	/	I²C	SSOP24
ET6932B	128 Dot Matrix	4.5~6.0	≥34	≥140	8	16	8 step	/	2-wire Serial	SOP28
ET6934	High Constant Current 128 Dot Matrix	4.5~6.0	≥60	≥400	8	16	8 step	/	I²C	SOP28/QFN32
ET6226	32 Matrix 28 Key	3.0~5.5	≥25	≥150	8	4	8 step	4×7	I²C	DIP16/SOP16
ETK6201	77 Matrix 30 Key	3.0~5.5	≥25	≥140	12~11	6~7	8 step	3×10	4-wire Serial	SOP32
ET6218R	35 Matrix7 Key	3.0~5.5	≥25	≥140	8~7	4~5	8 step	1×7	3-wire Serial	DIP18
ET6224R	70 Matrix 20 Key	3.0~5.5	≥25	≥140	13~10	4~7	8 step	2×10	3-wire Serial	T/SSOP24 SOP24
CD1628	70 Matrix 20 Key	3.0~5.5	≥25	≥140	13~10	4~7	8 step	2×10	3-wire Serial	SOP28
ET1616	28 Dot Matrix	3.0~5.5	≥25	≥140	7	4	8 step	/	3-wire Serial	DIP16/SOP16
ET1620	48 Dot Matrix	3.0~5.5	≥25	≥140	10~8	4~6	8 step	/	3-wire Serial	SOP20
ET1624	77 Dot Matrix	3.0~5.5	≥25	≥140	14~11	4~7	8 step	/	3-wire Serial	SOP24
ET1651	Common Anode 28 Matrix 7 Key	3.0~5.5	≥140	≥25	4	7	8 step	1×7	2-wire Serial	DIP16/SOP16
ET1637	Common Anode 48 Matrix 16 Key	3.0~5.5	≥140	≥25	6	8	8 step	2×8	2-wire Serial	SOP20
ET1638	80 Matrix 24 Key	3.0~5.5	≥25	≥140	10	8	8 step	3×8	3-wire Serial	SOP28
ET1629	128 Matrix 32 Key	3.0~5.5	≥25	≥140	16	8	8 step	4×8	3-wire Serial	QFP44
ET1629A	128 Matrix	3.0~5.5	≥25	≥140	16	8	8 step	/	3-wire Serial	SOP32
ET6280	Constant Current PWM Dimming	4.5~5.5	≥20	≥250	8	8	256 step each Dot	/	2-wire Serial	SOP20/QFN20
ET6282	Constant Current PWM Dimming	4.5~5.5	≥30	≥350	8	12	256 step each Dot	/	2-wire Serial	SOP24