UPD16311GC-AB6 NEC, UPD16311GC-AB6 Datasheet
UPD16311GC-AB6
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UPD16311GC-AB6 Summary of contents
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... High-voltage output ( max). DD • LED ports (5 chs max). • General-purpose input port (4 bits) • No external resistor necessary for driver outputs (P-ch open-drain + pull-down resistor output) • Serial interface (CLK, STB, D ORDERING INFORMATION Part Number PD16311GC-AB6 Document No. IC-3306 (1st edition) ...
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BLOCK DIAGRAM Command decoder OUT Serial I/F CLK STB OSC Key data memory (4 Key 1 to Key 4 4 5-bit latch LED 1 2 Dimming circuit 20 ...
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PIN CONFIGURATION (Top View OUT CLK 8 STB 9 KEY 10 1 KEY 11 2 KEY 12 3 KEY 13 4 ...
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... While STB is high, CLK is ignored. Reads serial data at rising edge, and outputs data at falling edge. Connect resistor for determining oscillation frequency to this pin. Segment output pins (Dual function as key source) Grid output pins These pins are selectable for segment or grid output ...
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Display RAM Address and Display Mode The display RAM stores the data transmitted from an external device to the and is assigned addresses as follows, in units of 8 bits: Seg Seg ...
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Key Matrix and Key-Input Data Storage RAM The key matrix configuration, as shown below. KEY 1 KEY 2 KEY 3 KEY 4 The data of each key is stored as illustrated below, and is read ...
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SW Data The SW data is read by a read command, starting from the least significant bit. Bits 5 through 8 of the SW data are 0. MSB 0 Command A command sets the display mode and status of the ...
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Data setting command This command sets data write and data read modes. MSB Don't care On power application, the normal operation mode and address increment mode are set. (3) Address setting command This ...
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Display control command MSB 1 0 Don't care On power application, the 1/16-pulse width is set and the display is turned off power application, key scanning is stopped. LSB Sets dimming quantity. 000 ...
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Key Scanning and Display Timing T = 500 s DISP SEG Output DIG1 DIG2 DISP One cycle of key scanning consists of two frames, and data DIG3 ...
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... IN CLK OUT Data reading command is set. Because the D pin is an N-ch, open-drain output pin, be sure to connect an external pull-up resistor to this pin OUT ( When data is read, a wait time t WAIT command, until the falling of the first clock that has read the data. ...
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ABSOLUTE MAXIMUM RATINGS (T PARAMETER SYMBOL Logic Supply Voltage V DD Driver Supply Voltage V EE Logic Input Voltage V I1 FIP Driver Output Voltage V O2 LED Driver Output Current I O1 FIP Driver Output Current I O2 Power ...
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ELECTRICAL SPECIFICATIONS (T PARAMETER SYMBOL High-Level Output Voltage V OH1 Low-Level Output Voltage V OL1 Low-Level Output Voltage V OL2 High-Level Output Current I OH21 High-Level Output Current I OH22 Driver Leakage Current I OLEAK Output Pull-Down Resistor R L ...
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Switching Characteristic Waveform f OSC OSC 50 % STB PW CLK CLK t SETUP OUT CLK t HOLD t PZL t t THZ TZH 10 % PD16311 PW STB ...
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Applications Updating display memory by incrementing address STB CLK D Command 1 Command 2 IN Command 1: sets display mode Command 2: sets data Command 3: sets address Data transfers display data (48 bytes max.) Command 4: ...
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RECOMMENDED SOLDERING CONDITIONS The following conditions (see table below) must be met when soldering this product. Please consult with our sales officers in case other soldering process is used or in case soldering is done under different conditions ...
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PIN PLASTIC QFP (14 14 NOTE Each lead centerline is located within 0.20 mm (0.008 inch) of its true position (T.P.) at maximum material condition detail ...
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PD16311 ...
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PD16311 19 ...
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... Specific: Aircrafts, aerospace equipment, submersible repeaters, nuclear reactor control systems, life support systems or medical equipment for life support, etc. The quality grade of NEC devices is "Standard" unless otherwise specified in NEC's Data Sheets or Data Books. If customers intend to use NEC devices for applications other than those specified for Standard quality grade, they should contact an NEC sales representative in advance ...