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Details, datasheet, quote on part number:RCM2122R-B
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Datasheet text preview:
RCM2122R-A/B
Liquid Crystal Displays
16 characters × 1 lines COG module
RCM2122R-A/B
The RCM2122R-A/B is a reflective TN type liquid crystal module which a built-in controller / driver LSI and a display capacity of 16 characters × 1 lines.
!Applications Printers, Copiers, Facsimiles, etc
!Features (1) 5×7 dot character matrix with cursor. (2) Interfaces with 8-bit MPUs. (3) Displays up to 190 characters and special symbols. (4) Custom character patterns are displayed with the character RAM. (5) Abundant instruction set including clear display, cursor on/off, and character blinking. (6) Compact and lightweight for easy assembly to the host instrument. (7) Operable on single 5V power supply. (8) Low power consumption.
!External dimensions (Units : mm)
0.3Max. 1Max. 4.79±0.3 3Max. 60.2±0.3 57.2Min.
6.14±0.3
16.35Max. 13.35Max. 3.35Min. 0.35Min.
3Max.
(50.62)
2.75±0.3 1.1±0.1 1.1±0.1
0.5±0.5
23.7±0.3 (16.7)
(5.2)
13.7Min.
4.3±0.3
50±1.3 7.0±0.3
Over-coating regin
14-0.7±0.1 (P1.0×13)13±0.1
1
14 Terminal side 15±0.3 (7.8) (9.8) 36.6±1.3 0.3±0.05
0.5±0.5
(1.2)
0.5±0.5 2.62 0.08 0.58
0.58
0.46
0.5±0.5
0.5±0.5
5.2
0.08
1.5Max.
7.5±0.5
1.2 (6.7) (8.55)
1.5
(9) (11)
0.5±0.5
0.5±0.5
Dot detail
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RCM2122R-A/B
Liquid Crystal Displays
!Block diagram
DB0 8 16 LCD DB7 IC1 40
E R/W RS VO VDD VSS
!Pin assignments
Pin No. 1 2 3 4 5 6 7 Symbol DB7 DB6 DB5 DB4 DB3 DB2 DB1 Pin No. 8 9 10 11 12 13 14 Symbol DB0 E R/W RS VO VDD VSS
!Power supply example
VDD
LCD MODULE VO VSS
VDD-VO VR : 10k
VDD
VDD-VO : LCD drive voltage
Fig.1
!Absolute maximum ratings (Ta=25°C)
Parameter Power voltage for logics Power voltage for driving LCD Input voltage Operating temperature Storage temperature Symbol VDD-VSS VDD-VO VIN Topr Tstg Min. -0.3 -0.3 -0.3 0 -20 Max. 6.0 6.0 VDD+0.3 50 70 Unit V V V
°C °C
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RCM2122R-A/B
Liquid Crystal Displays
!Electrical characteristics (VDD=5.0V, Ta=25°C)
Parameter Logic power voltage LCD driving voltage "H" input voltage (1) "L" input voltage (1) "H" input voltage (2) "L" input voltage (2) "H" output voltage "L" output voltage Clock frequency Current consumption Symbol VDD VDD-VO VIH1 VIL1 VIH2 VIL2 VOH VOL fosc IDD Min. 4.75 3.0 2.3 0 0.8VDD 0 2.4 - 190 - Typ. 5.0 - - - - - - - 270 1.4 Max. 5.25 VDD VDD 0.8 VDD 0.2VDD - 0.4 350 3.6 Unit V V V V V V V V kHz mA VDD=5.0V, fosc=270kHz check pattern RS, R/W, CS Conditions
E IOH=-0.205mA IOL=1.6mA
!Optical characteristics (Ta=25°C) When viewing from below
Parameter Response time Response time Contrast ratio Symbol tr td K 1 Viewing angle 2 Min. - - 1.4 - 30 Typ. 100 150 2.0 - - - Max. 200 250 - 10 - - Unit ms ms - deg deg deg Conditions =0°, =10° Vlcd=5.0V =0°, =10° Vlcd=5.0V =0°, =10° Vlcd=5.0V K1.4, =0° Vlcd=4.8V K1.4, =10° Vlcd=4.8V
±30
(1) Definition and
Z (=0°)
(2) Definition of viewing angles 1 and 2
2
Viewing direction 12 o'clock
Y (=180°)
1' 1
Contrast ratio
X
2'
1.4
X'
1 Viewing angle
2
Fig.2
Y' (=180°) Viewing direction 6 o'clock
Fig.3
(3) Definition of contrast ratio "K"
(4) Definition of optical response
Selected
K=B2 / B1
Brightness (%)
100
B2
Non-selected
100%
90%
B1
Selected condition
0
tr
Driving voltage
Rise time
td
Fall time
Fig.4
Fig.5
10%
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