UPD16640C NEC, UPD16640C Datasheet

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UPD16640C

Manufacturer Part Number
UPD16640C
Description
300/309-OUTPUT TFT-LCD SOURCE DRIVER 64 GRAY SCALE
Manufacturer
NEC
Datasheet

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Document No. S11269EJ1V1DS00 (1st edition)
Date Published June 1999 NS CP (K)
Printed in Japan
DESCRIPTION
driver circuit operates at 3.3 or 5.0 V (selectable). The input data is digital data at 6 bits x 3 dots, and 260,000 colors
can be displayed in 64-value outputs -corrected by the internal D/A converter and 11 external power supplies.
FEATURES
ORDERING INFORMATION
Remark
The
The clock frequency is 55 MHz MIN.
CMOS level input
Number of outputs selectable (O
6 bits (gray scale data) x 3 dots input
64-value output by 11 external power supplies and internal D/A converter
Output dynamic range : V
High-speed data transfer: f
Precharge-less output buffer
Level of -corrected power supply can be inverted.
Input data inversion function (INV)
Logic power supply (V
Driver power supply (V
PD16640C can be used in TFT-LCD panels conforming to the SVGA/XGA standards.
PD16640CN-xxx
Part Number
PD16640C is a source driver for TFT-LCD 64-gray scale displays. Its logic circuit operates at 3.3 V and the
300/309-OUTPUT TFT-LCD SOURCE DRIVER (64 GRAY SCALE)
The TCP’s external shape is customized. To order your TCP’s external shape, please contact a NEC
salesperson.
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all devices/types available in every country. Please check with local NEC representative for
availability and additional information.
DD1
DD2
) : 3.3 V
SS2
) : 3.3 V
MAX.
5.0 V
TCP (TAB package)
+ 0.1 V to V
=55 MHz MIN.(internal data transfer speed when V
sel
Package
= H : 300 outputs, O
0.3 V
0.3 V (V
0.5 V (V
DD2
By switching over the number of outputs between 300 and 309, the
sel
sel
DATA SHEET
0.1 V
= H)
= L)
sel
= L : 309 outputs)
MOS INTEGRATED CIRCUIT
DD1
= 3.0 V)
PD16640C
©
1999

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UPD16640C Summary of contents

Page 1

... Part Number PD16640CN-xxx TCP (TAB package) Remark The TCP’s external shape is customized. To order your TCP’s external shape, please contact a NEC salesperson. The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. ...

Page 2

BLOCK DIAGRAM STHR R,/L 103-bit bidirectional shift register CLK sel INV STB V sel ...

Page 3

PIN CONFIGURATION ( PD16640CN-xxx) V sel V SS2 V DD2 R,/ STB STHL V DD1 ...

Page 4

PIN FUNCTIONS Pin Symbol Pin Name Driver output 1 309 Display data input R,/L Shift direction select input STHR Right shift ...

Page 5

RELATION BETWEEN INPUT DATA AND OUTPUT VOLTAGE VALUE The 11 major points on the - characteristic curve of the LCD panel are arbitrarily set by external power supplies V through the display data is 00H or ...

Page 6

Table 4-1. Relation between Input Data and Output Voltage Input Data 00H 0 0 01H 0 0 02H 0 0 03H 0 0 04H 0 0 05H 0 0 06H 0 0 07H 0 0 08H ...

Page 7

... LCD panel. Under ideal conditions where there is no difference between the two, therefore, there is no voltage difference between the voltage of the -corrected power supplies and the gray-scale voltages in 8 steps of the resistor ladder circuits of the PD16640C, and no current flows into the -corrected power pins V result, a voltage-follower circuit is not necessary. -corrected power pin V ...

Page 8

RELATIONSHIP BETWEEN INPUT DATA AND OUTPUT PIN Data format : 6 bits x RGB(3 dots) Input width : 18 bits (1) R,/ (right shift) Output Data ...

Page 9

ELECTRICAL SPECIFICATIONS Absolute Maximum Ratings ( SS1 Parameter Symbol Logic power supply V Driver power supply V Input voltage V Output voltage V Operating ambient temperature T Storage temperature T Caution If the absolute maximum rating of ...

Page 10

Electrical Characteristics (T = – SS1 SS2 Parameter Symbol Input leakage current I IL Pull-up resistor R PU High-level output voltage V OH Low-level output voltage V OL Static ...

Page 11

Switching Characteristics ( + SS1 SS2 Parameter Symbol Start pulse delay time t PLH1 t PHL1 Driver output delay time t PLH21 t PLH31 t PHL21 t PHL31 ...

Page 12

CLK(L) CLK CLK( 103 CLK t t SETUP2 HOLD2 STHR (1st Dr SETUP1 HOLD1 INV 304 INVALID 1 3 ...

Page 13

RECOMMENDED MOUNTING CONDITIONS The following conditions must be met for mounting conditions of the PD16640C. For more details, refer to the Semiconductor Device Mounting Technology Manual(C10535E). Please consult with our sales offices in case other mounting process is used, ...

Page 14

Data Sheet S11269EJ1V1DS00 PD16640C ...

Page 15

... HANDLING OF UNUSED INPUT PINS FOR CMOS Note: No connection for CMOS device inputs can be cause of malfunction connection is provided to the input pins possible that an internal input level may be generated due to noise, etc., hence causing malfunction. CMOS devices behave differently than Bipolar or NMOS devices. Input levels of CMOS devices must be fixed high or low by using a pull-up or pull-down circuitry ...

Page 16

... Specific: Aircraft, 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 ...

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