Product Summary

The D7225G is a software-programmable LCD (Liquid Crystal Display) controller/driver. The D7225G can be serially interfaced with the CPU in a microcomputer and can directly drive 2, 3, or 4-time division LCD. The D7225G contains a segment decoder which can generate specific segment patterns. In addition, the D7225G can be used to control on/off (blinking) operation of a display.

Parametrics

D7225G absolute maximum ratings: (1)Power supply voltage: -0.3 to +7.0 V; (2)Input voltage: -0.3 to VDD +0.3 V; (3)Output voltage: -0.3 to VDD +0.3 V; (4)Operating ambient temperature: -10 to +70 ℃; (5)Storage temperature: -65 to +150 ℃.

Features

D7225G features: (1)Can directly drive LCD; (2)Programmable time-division multiplexing: Static drive, Divide-by-2, 3, or -4 time division multiplexing; (3)Number of digits displayed: 7-segment, 14-segment; (4)Bias method Static, 1/2, 1/3; (5)Segment decoder output: 7-segment : Numeric characters 0 to 9, six symbols, 14-segment: 36 alphanumeric characters, 13 symbols; (6)Blinking operation; (7)Multi-chip configuration possible; (8)8-bit serials interface: 75X series and 78K series compatible; (9)CMOS; (10)Single power supply.

Diagrams

D7225G circuit diagram

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D7225GB
D7225GB

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Data Sheet

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Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
D7225GB
D7225GB

Other


Data Sheet

Negotiable