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VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 2 OF 12
DOCUMENT REVISION HISTORY 1: DOCUMENT DATE DESCRIPTION REVISION FROM TO A 2001.01.28
CHANGED BY PHILIP CHENG
CHECKED BY M.Y.LU
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 3 OF 12
CONTENTS
Page No. 1. 2. 3. 3.1 3.2 4. 4.1 4.2 4.3 4.4 4.5 GENERAL DESCRIPTION MECHANICAL SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ELECTRICAL MAXIMUM RATINGS (Ta=25C) ENVIRONMENTAL CONDITION ELECTRICAL SPECIFICATIONS INTERFACE SIGNALS TYPICAL ELECTRICAL CHARACTERISTICS AT TA = 25 C, VDD=+5V5%, VSS= 0V TIMING SPECIFICATIONS TIMING DIAGRAM OF VDD AGAINST V0 CORRESPONDENCE BETWEEN CHARACTER CODES AND CHARACTER PATTERNS (NOVATEK STANDARD NT3881D-01) 4 4 6 6 6 7 7 8 9 11 12
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 4 OF 12
VARITRONIX LIMITED
Specification of LCD Module Type Item No.: MDLS16166D-01
1. General Description * * * * * * 2. 16 characters(5 x 8 dots)x 1 line STN Positive Yellow Transflective Dot Matrix LCD module. Viewing Angle: 6 O'clock direction. Driving duty: 1/16 Duty, 1/5 bias. `NOVATEK' NT3881DH-01/AI (die form) LCD Controller and Driver or equivalent. Yellow-green LED01 backlight. LED light guide. Mechanical Specifications The mechanical detail is shown in Fig. 1 and summarized in Table 1 below. Table 1 Specifications 80.0(W) x 36.0(H) x 11.0 MAX.(D) 64.5(W) x 13.8(H) 16 characters x 1 line 3.15(W) x 6.30(H) (5 x 8 dots ) 0.60(W) 3.75(W) 0.55(W) x 0.70(H) 0.10(W) x 0.10(H) 0.65(W) x 0.80(H) Approx. 30
Parameter Outline dimensions Effective viewing area Display format Character size Character spacing Character pitch Dot size Dot spacing Dot pitch Weight:
Unit mm mm mm mm mm mm mm mm Grams
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 5 OF 12
Figure 1: Outline Drawing
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 6 OF 12
3. 3.1
Absolute Maximum Ratings Electrical Maximum Ratings(Ta = 25 C) Table 2
Parameter Symbol Min. Max. Unit Power Supply voltage (Logic) VDD - VSS -0.3 +7.0 V Power Supply voltage (LCD drive) VLCD=VDD - V0 -0.3 +13.5 V Input voltage Vin -0.3 VDD +0.3 V Note: The modules may be destroyed if they are used beyond the absolute maximum ratings. All voltage values are referenced to VSS = 0V.
3.2
Environmental Condition Table 3 Operating Storage Temperature Temperature (Topr) (Tstg) Min. Max. Min. Max. 0C +50C -10C +60C 95% max. RH for Ta 40C < 95% RH for Ta > 40C Frequency: 10 55 Hz Amplitude: 0.75 mm Duration: 20 cycles in each direction. Pulse duration : 11 ms 2 Peak acceleration: 981 m/s = 100g Number of shocks : 3 shocks in 3 mutually perpendicular axes.
Item Ambient Temperature Humidity Vibration (IEC 68-2-6) cells must be mounted on a suitable connector Shock (IEC 68-2-27) Half-sine pulse shape
Remark Dry no condensation 3 directions 3 directions
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 7 OF 12
4. Electrical Specifications 4.1 Interface signals Table 4 Pin No. 1 2 3 4 Symbol VSS VDD V0 RS Description Ground(0V). Power supply for logic (+5V) Power supply for LCD driver Register Select Input: "High" for Data register (for read and write) "Low" for Instruction register (for write), Busy flag, address counter (for read) Read/Write signal: " High" for Read mode. "Low" for Write mode. Enable. Start signal for data read /write. Data input/output (LSB) Data input/output Data input/output Data input/output Data input/output Data input/output Data input/output Data input/output (MSB) Cathode of LED backlight Anode of LED backlight
5 6 7 8 9 10 11 12 13 14 15 16
R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 LED(-) LED(+)
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 8 OF 12
4.2
Typical Electrical Characteristics at Ta = 25 C, VDD = 5V5%, VSS=0V. Table 5 Parameter Supply voltage (Logic) Supply voltage (LCD) Input signal voltage 1 for E,DB0-DB7,R/W,RS. Input signal voltage 2 for OSC1. Supply Current (Logic & LCD) Supply Current (LCD) Symbol VDD-VSS VLCD =VDD-V0 VIH1 VIL1 VIH2 VIL2 IDD Conditions VDD =5.0V, Note1. "H" level " L" level " H" level " L" level Character mode, Note 1 Checker board mode, Note 1 Character mode, Note 1 Checker board mode, Note 1 Forward current = 40mA Number of LED dies =4 Note (1) : There is tolerance in optimum LCD driving voltage during production and it will be within the specified range. Min. 4.75 4.1 2.2 -0.3 VDD -1.0 VSS 3.9 Typ. 5.00 4.4 0.6 1.2 0.2 0.2 4.1 Max. 5.25 4.7 VDD 0.8 VDD 1.0 0.9 1.8 0.3 0.3 4.3 Unit V V V V V V mA mA mA mA V
I0
Supply voltage of yellow-green LED01 backlight
VLED
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 9 OF 12
4.3 Timing Specifications At Ta = 0 C To +50 C , VDD = +5V5%, VSS = 0V. Refer to Fig. 2, the bus timing diagram for write mode. Table 6 Parameter Enable cycle time Enable "High" level pulse width Enable rise time Enable fall time RS, R/W set-up time RS, R/W address hold time Data output delay Data hold time Symbol tCYCE tWHE tRE tFE tAS tAH tDS tDHR Min. 500 300 60 100 10 100 10 Max. 25 25 Unit ns ns ns ns ns ns ns ns Remarks
8-bit operation mode 4-bit operation mode
Refer to Fig. 3, the bus timing diagram for read mode . Table 7 Parameter Enable cycle time Enable "High" level pulse width Enable rise time Enable fall time RS, R/W set-up time RS, R/W address hold time Read data output delay Read data hold time Symbol tCYCE tWHE tRE tFE tAS tAH tRD tDHR Min. 500 300 60 100 10 20 Max. 25 25 190 Unit ns ns ns ns ns ns ns ns Remarks
8-bit operation mode 4-bit operation mode
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 10 OF 12
Figure 2: Bus write operation sequence (Writing data from MPU to NT3881).
Figure 3: Bus read operation sequence (Reading out data from NT3881 to MPU).
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 11 OF 12
4.4 Timing Diagram of VDD against V0. Power on sequence shall meet the requirement of Figure 4, the timing diagram of VDD against V0.
VDD
95%
LOGIC SUPPLY VOLTAGE 0V 50ms(typical)
V0
OV LCD SUPPLY VOLTAGE Figure 4: Timing diagram of VDD against V0.
VL-FS-MDLS16166D-01 REV. A (MDLS16166(33)-LV-G-LED01G (DIE FORM IC)) JAN./2002 PAGE 12 OF 12
4.5 Correspondence between Character Codes and Character Patterns (NOVATEK Standard NT3881D-01)
"Varitronix Limited reserves the right to change this specification." FAX:(852) 2343-9555. - END -

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