NL6448BC20-18D NEC, NL6448BC20-18D Datasheet
NL6448BC20-18D
Specifications of NL6448BC20-18D
Available stocks
Related parts for NL6448BC20-18D
NL6448BC20-18D Summary of contents
Page 1
... TFT COLOR LCD MODULE NL6448BC20-18D This DATA SHEET is updated document from DOD-PP-0124(5). All information is subject to change without notice. Please confirm the sales representative before starting to design your system. Document Number: DOD-PP-0251 (6th edition) Published date: May 2007 CP(N) 17cm (6.5 Type) ...
Page 2
... Examples: Military systems, aircraft control equipment, aerospace equipment, nuclear reactor control systems, medical equipment/devices/systems for life support, etc. The quality grade of this product is the "Standard" unless otherwise specified in this document. INTRODUCTION DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D 2 ...
Page 3
... Definition of viewing angles....................................................................................................23 5. RELIABILITY TESTS ..........................................................................................................................24 6. PRECAUTIONS .....................................................................................................................................25 6.1 MEANING OF CAUTION SIGNS ....................................................................................................25 6.2 CAUTIONS ........................................................................................................................................25 6.3 ATTENTIONS....................................................................................................................................25 6.3.1 Handling of the product .............................................................................................................25 6.3.2 Environment...............................................................................................................................26 6.3.3 Characteristics............................................................................................................................26 6.3.4 Other ..........................................................................................................................................27 7. OUTLINE DRAWINGS.........................................................................................................................28 7.1 FRONT VIEW....................................................................................................................................28 7.2 REAR VIEW ......................................................................................................................................29 CONTENTS DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D 3 ...
Page 4
... OUTLINE 1.1 STRUCTURE AND PRINCIPLE Color LCD module NL6448BC20-18D is composed of the amorphous silicon thin film transistor liquid crystal display (a-Si TFT LCD) panel structure with driver LSIs for driving the TFT (Thin Film Transistor) array and a backlight. The a-Si TFT LCD panel structure is injected liquid crystal material into a narrow gap between the TFT array glass substrate and a color-filter glass substrate ...
Page 5
... Edge light type: 2 cold cathode fluorescent lamps Replaceable part • Lamp holder set: Type No. 65LHS10 Recommended inverter (Option) • Inverter: Type No. 65PW061 At IBL= 5.0mArms / lamp, Checkered flag pattern 4.4W (typ., Power dissipation of the inverter is not included.) DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D (perpendicular) 5 ...
Page 6
... Note2: GND, FG and GNDB must be connected to customer equipment’s ground, and it is recommended that these grounds are connected together in customer equipment. VBLH VBLH VBLC Note1 Connected Not connected Not connected DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D H-driver 1,920 lines LCD panel H: 640 × 480 Backlight (Edge light type) Lamp Lamp 6 ...
Page 7
... Symbol VCC VBLH VD Note1 -0.3 to VCC+0.3 VF Note2 Tst Front surface TopF Rear surface TopR RH AH DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D Note1 Note1 Rating Unit Remarks -0.3 to +6.5 V 1,700 Vrms Ta= 25°C V °C -20 to +80 - °C -10 to +70 Note3 ° ...
Page 8
... VCC 4.75 5.0 210 - Note1 ICC 165 - Note1 VDH 0.7VCC - VDL 0 - VFH 0.7VCC - VFL 0 - DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D (Ta= 25°C) max. Unit Remarks 3 VCC= 3.3V 5. VCC= 5.0V 330 mA at VCC= 3.3V Note2 255 mA at VCC= 5.0V Note2 VCC V 0.3VCC V ...
Page 9
... IBL 2.0 5.0 VBLH - 360 870 - VS 960 - × (2n-1) × DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D (Ta= 25°C, Note1) max. Unit Remarks at IBL=5.0mArms: 5.5 mArms L= 400cd/m - Vrms - - Vrms Ta= 25°C - Vrms Ta= -10°C 60 kHz - |Pa - Pb| × 100 ≤ |Sa - Sb| × ...
Page 10
... Connector Probe capacity Inverter Ripple voltage (Measure at input terminal of power supply) 3.3V 5.0V Fuse Supplier KAMAYA ELECTRIC Co., Ltd DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D High voltage probe Note1 Unit ≤ 100 mVp-p ≤ 100 mVp-p Rating Fusing current Remarks 2.0A 4.0A ...
Page 11
... Note1: These are the display and function signals for LCD panel signal processing board. Note2: The backlight should be turned on within the valid period of display and function signals, in order to avoid unstable data display < 30ms VALID period Note2 DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D OFF ON Toff > 50ms 0ms < t < 35ms VALID period 11 ...
Page 12
... Least significant bit Most significant bit Note1 Least significant bit Most significant bit Note1 High or Open: Data enable signal: DE mode Note1 - Keep this pin Open. High: Low or Open: Normal scan DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D Remarks - - - - Fixed mode Reverse scan Note2 12 ...
Page 13
... Low voltage (Cold) Rear side High voltage caution marking Disposal method marking for lamp Barcode label DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D (J.S.T Mfg. Co., Ltd.) Remarks Cable color: Pink Cable color: Pink Keep this pin Open. Cable color: Black Name plate ...
Page 14
... Green 0 0 Cyan 1 1 Yellow White Black dark ↑ ↓ bright 1 1 Red Black dark ↑ ↓ bright 0 0 Green Black dark ↑ ↓ bright 0 0 Blue 0 0 Data signal (0: Low level, 1: High level DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D ...
Page 15
... C( X, 478) ∙ ∙ ∙ ∙ 479) C (639 (639 (639, 479) D (639, 479) C (639 (0, 479) C (639, 479) D (0, 0) DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D ∙ ∙ C(638, 0) C(639, 0) ∙ ∙ C(638, 1) C(639, 1) ∙ ∙ ∙ ∙ ∙ ∙ ∙ ∙ ...
Page 16
... Horizontal synchronizing pulse width (thp) Horizontal front-porch (thf) Horizontal back-porch (thb) Horizontal display period (thd) Vertical synchronizing cycle (tv) Vertical synchronizing pulse width (tvp) Vertical back-porch (tvb) Vertical display period (tvd DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D Vertical front-porch (tvf) 480 Note3 16 ...
Page 17
... DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D (Note1) typ. max. Unit Remarks 29.0 MHz 39.72ns (typ.) 0.5 0 μs 33.6 31.468kHz (typ.) 800 ...
Page 18
... NL6448BC20-18D (Note1, Note2, Note3) Unit Remarks MHz 39.72ns (typ μs 31.468kHz (typ.) CLK - CLK ms 59.94Hz (typ ...
Page 19
... DATA (R0-R5) (G0-G5) (B0-B5) INVALID 1H tvd 480H (fixed) D(X,Y) D(X,478)D(X,479) D(X,Y) D(638,Y)D(639,Y) 1CLK thb thd 640CLK (fixed) D(0,Y)D(1,Y) DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D tvf 12H (fixed) 1 INVALID (Note: X=0 to 639) INVALID thf 16CLK (fixed) D(639,Y) INVALID (Note: Y=0 to 479 ...
Page 20
... DE mode Horizontal timing CLK DATA (R0-R5) (G0-G5) (B0-B5) DE Vertical timing DATA (R0-R5) (G0-G5) (B0-B5) DE DATA SHEET DOD-PP-0251 (6th edition) tc INVALID 1 2 639 640 thd th INVALID 1 2 479 480 tvd tv NL6448BC20-18D INVALID INVALID 20 ...
Page 21
... DE 0.3VCC 0.7VCC CLK 0.3VCC 0.7VCC Hsync 0.3VCC 0.7VCC Hsync 0.3VCC 0.7VCC Vsync 0.3VCC DATA SHEET DOD-PP-0251 (6th edition) tc tcrf tds tdh tdrf tdrf tdes tderf ths thh thrf thrf tvhh tvhs tvrf tvrf NL6448BC20-18D INVALID tdeh tderf 21 ...
Page 22
... Gy x coordinate Bx y coordinate By C White to Black Ton Black to White Toff θR θL θU θD 50cm Photodetector (BM-5A) 1° DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D (Note1, Note2) min. typ. max. Unit Remarks 2 280 400 - cd/m 300 600 - - Note3 - 1.25 1.4 ...
Page 23
... Left θD Lower Luminance of white screen Luminance of black screen Maximum luminance from ① to ⑤ Minimum luminance from ① to ⑤ 106 320 533 ② ① ③ ④ ⑤ Ton 12 o’clock θU Upper θR Right DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D Toff 23 ...
Page 24
... direction ④ 120 times each directions ① 539m 11ms ② ±X, ±Y, ±Z direction ③ 5 times each directions DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D Judgment No display malfunctions Note1 Note2 No display malfunctions No physical damages Note1 24 ...
Page 25
... Do not press or rub on the sensitive product surface. When cleaning the product surface, use of the cloth with ethanolic liquid such as screen cleaner for LCD is recommended. DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D 2 and to be not greater 25 ...
Page 26
... In addition, when Luminance control ratio is low in pulse width modulation method inverter, the lamp may not be turned on. In this case, power should be supplied again. DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D 26 ...
Page 27
... Pay attention not to insert foreign materials inside of the product, when using tapping screws. ⑤ Pack the product with original shipping package, in order to avoid any damages during transportation, when returning the product to NEC for repair and so on. DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D 27 ...
Page 28
... OUTLINE DRAWINGS 7.1 FRONT VIEW Note1: The values in parentheses are for reference. Note2: The torque for product mounting screws must never exceed 0.147N⋅m. And the length of mounting screws must be ≤ 2.0mm. DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D Unit ...
Page 29
... REAR VIEW Note1: The values in parentheses are for reference. Note2: The torque for product mounting screws must never exceed 0.147N⋅m. And the length of mounting screws must be ≤ 2.0mm. DATA SHEET DOD-PP-0251 (6th edition) NL6448BC20-18D Unit ...