SpecificationsGrade | Automotive | Segment Element | 335 | Duty | 1/5, 1/4, 1/3, Static | Bias | 1/3, 1/2 | Elements of MUX 1:1 | 68 | Elements of MUX 1:3 | 204 | Elements of MUX 1:4 | 272 | Elements of MUX 1:5 | 335 | Interface [line serial] | 3wire+KEYOUT | Interface Voltage (Min.)[V] | 2.7 | Interface Voltage (Max.)[V] | 6.0 | Max GPO [port] | 9 | Max KEYSCAN [Key] | 30 | TTL input Support | Yes | LCD Driving Waveform | Line/Frame | Operating Temperature (Min.)[°C] | -40 | Operating Temperature (Max.)[°C] | 85 |
| Technical DocumentsFeatures- 1/5, 1/4, 1/3duty or Static setting selectable
1/5duty: Max 335 segments, 1/4duty: Max 272 segments 1/3duty: Max 204 segments, Static: Max 68 segments - Support Master/Slave 2chip connection
1/5duty: Max 680 segments, 1/4duty: Max 548 segments 1/3duty: Max 411 segments, Static: Max 137 segments - 1/3 or 1/2 bias setting selectable
- Support wide range of operation voltage from 2.7V to 6.0V,
which can support TN LCD and VA LCD display. - Integrated LCD voltage driving circuit
- Integrated oscillation circuit for LCD frame frequency
- Line or Frame inversion driving selectable
- Integrated 9ch general purpose outputs/ PWM outputs (SEG selectable)
- Support 256 step PWM function to realize backlight/ button LED illumination
- Support LCD frame frequency from 49Hz to 391Hz, total 16setting
- Support PWM frequency from 146Hz to 4.69KHz, total 17setting
- Support 3 wire serial interface + KEYOUT
- Support TTL level input to connect 3.3V MCU directly
- Support Max 30 key input detection (SEG selectable)
- Integrated EVR function to adjust LCD contrast
- Integrated voltage detected type power on reset circuit
- No external components required
- Low power consumption design
- Qualified AEC-Q100 Grade3
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