# Alphanumeric LCD, 20 x 4, White on Blue, 5V, Parallel, English, Euro, Transmissive
**URL**: https://novapart.co/products/MC42004A6WK-BNMLW-V2/alphanumeric-lcd-20-x-4-white-on-blue-5v-parallel
**SKU**: MC42004A6WK-BNMLW-V2
**Manufacturer**: MIDAS DISPLAYS
**Category**: Optoelectronics & Displays || Displays || LCD Displays || Alphanumeric LCD Displays
**Price**: €14.9700
**Stock**: 10+
**Lead Time**: 92 days (indicative)
## Description
Character Count x Line:20 x 4; Display Appearance:White on Blue; Logic Voltage:5V; Interface Type:Parallel; Font Set:English, Euro; Display Mode:Transmissive; Character Size:4.03mm; LC
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| Font Set | English, Euro |
| Module Size | 77mm x 47mm |
| Display Mode | Transmissive |
| Logic Voltage | 5V |
| Product Range | - |
| Character Size | 4.03mm |
| Interface Type | Parallel |
| Lcd Display Type | BSTN |
| Display Appearance | White on Blue |
| Backlighting Colour | White |
| Display Construction | COB |
| Character Count X Line | 20 x 4 |
| Operating Temperature Max | 70°C |
| Operating Temperature Min | -20°C |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2675672/)
**Sauls Wharf House Crittens Road Great Yarmouth Norfolk NR31 0AG**
Telephone +44 (0)1493 602602 Email:sales@midasdisplays.com Email:tech@midasdisplays.com www.midasdisplays.com
|MC42004A6WK-BNMLW-V2|4 x 20|4 x 20|4mm Character Height|LCD Module|
|---|---|---|---|---|
||||**Specification **||
|Version: 1|||Date:31/10/2016||
||||**Revision**||
|DisplayFeatures|DisplayFeatures|||
|---|---|---|---|
|Character Count|4 x 20|||
|Appearance|White on Blue|||
|Logic Voltage|5V|||
|Interface|Parallel|||
|Font Set|English / European|||
|DisplayMode|Transmissive|||
|Character Height|4.03mm|||
|LC Type|BSTN|||
|Module Size|77.00 x 47.00 x 14.50 mm|||
|OperatingTemperature|-20°C ~ +70°C|||
|Construction|COB|BoxQuantity|Weight/ Display|
|LED Backlight|White|45pcs|28.88grams|
* - For full design functionality, please use this specification in conjunction with the ST7066U specification. (Provided Separately)
|**Display Accessories**|**Display Accessories**||**Optional Variants**|**Optional Variants**||
|---|---|---|---|---|---|
|**Part Number **|**Description **||**Fonts**|**Appearances**|**Voltage**|
|MCCMDB-16SIL|LCD Interconnect board, can be
driven from either a PC or a
single Board computer with a||English / Russian|Black on
Yellow/Green
Black on White|3V|
||USB output.|||Black on Red||
|MCCBL1A16SLIP|16 Way, Sinlge in-line to Dual|||Black on Amber||
|-16DILS-150|In-line connector Cable.|||||
|MCCBL1A16SLIP|16 Way, Single in-line to|||||
|-16SILS-150|Single In-line connector Cable.|||||
Page 1 of 5
## **Mechanical Specifications**
|**Mechanical Specificationspecificationsecifications**|**Mechanical Specificationspecificationsecifications**|**Mechanical Specificationspecificationsecifications**|**Mechanical Specificationspecificationsecifications**|**Mechanical Specificationspecificationsecifications**|**Mechanical Specificationspecificationsecifications**|
|---|---|---|---|---|---|
|Module Size|77.00 x47.00 x 14.50( With Backlight)||||W x H x D mm|
|Viewing Area|60.00 x 22.00
W x H mm|W x H mm|Hole-to-Hole|70.00 x 40.00|W x H mm|
|Character Size|2.30 x 4.03
W x H mm|W x H mm|Character Pitch|0.48x 0.48|W x H mm|
|Dot Size|0.42x 0.46
W x H mm|W x H mm|Dot Pitch|0.05x 0.05|W x H mm|
MC42004A6WK-BNMLW-V2 4 x 20 4mm Character Height LCD Module **Specification** Version: 1 Date: 31/10/2016 **Revision**
Page 2 of 5
## **Pin Layout**
||||||||PI
SYMBOL
~~a~~|PI
SYMBOL
~~a~~|DESCRIPTION|||||||||REMARKS|REMARKS||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
||||||||~~1~~
Vss
2
Vdd
~~a~~
~~a~~||GND
Power supply for LCM||||||||||5.0V||
||||||||3
V0||Contrast Adjust||||||||||||
||||||||4
RS||Register Select Signal||||||||||||
||||||||5
R/W||Data Read / Write||||||||||||
||||||||6
E
7
DB0
8
DB1
~~ee~~
~~ee~~
~~a~~||Enable Signal
Data bus line
Data bus line||||||||||||
||||||||9
DB2
Data bus line
~~aGe~~||||||||||||||
||||||||10
DB3
11
DB4
12
DB5
~~a~~
~~FRa~~||Data bus line
Data bus line
Data bus line||||||||||||
||||||||13
DB6
~~a~~||Data bus line||||||||||||
||||||||14
DB7
~~a~~||Data bus line||||||||||||
||||||||15
LED+
Power supply for BKL
16
LED-
Power supplyfor BKL
5.0V
~~aee~~
~~ee~~||||||||||||||
||||||||||||||||||||~~ee~~|~~ee~~|
||||||**Block Diagram**||||||**Power Supply Diagram**||||||||||
||||||||||||||||||||||
||||||||||||||||**SINGLE SUPPLY TYPES**||||||
|U1
8
COM1
COM16
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LCD 20 4
SEG1--40
16
U2
U3
40
80
80
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SEG121--200
Vdd
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E
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=||||||||||||**Vdd ~**
**Vdd**
**VSS**
**V0**
**V0**
oo|||||||||
|||||||||COM16||||||||||**RPOT**|||
|PIN15
PIN16|||||LED BACKLIGHT
R
=
~~a~~e||||||||||||||**Vdd**
+5V
|
=||
|||MC42004A6WK-BNMLW-V2|||||||4 x 20
4mm Character Height|||4mm Character Height|||||||LCD Module||
||||||||||**Specification**||||||||||||
||||||||Version: 1|||Date: 31/10/2016||Date: 31/10/2016|||||||||
||||||||||**Revision**||||||||||||
~~Page 3 of 5~~
## **Font Map**
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Page 4 of 5
|**Absolute Maximum Ratings**
**Item**
**Symbol**
**Condition**
**Min**
**Typ**
**Max**
**Unit**
Power Supply (LOGIC)
Vdd
25°C
-0.3
---
7.0
V
Power Supply (LCD)
V0
25°C
Vdd -13.5
---
Vdd +0.3
V
Input Voltage
Vin
25°C
-0.3
---
Vdd +0.3
V
OperatingTemperature
Vopr
---
-20
---
70
C
Storage Temperature
Vstg
---
-30
---
80
C
~~==S====-~~|**Absolute Maximum Ratings**
**Item**
**Symbol**
**Condition**
**Min**
**Typ**
**Max**
**Unit**
Power Supply (LOGIC)
Vdd
25°C
-0.3
---
7.0
V
Power Supply (LCD)
V0
25°C
Vdd -13.5
---
Vdd +0.3
V
Input Voltage
Vin
25°C
-0.3
---
Vdd +0.3
V
OperatingTemperature
Vopr
---
-20
---
70
C
Storage Temperature
Vstg
---
-30
---
80
C
~~==S====-~~|**Absolute Maximum Ratings**
**Item**
**Symbol**
**Condition**
**Min**
**Typ**
**Max**
**Unit**
Power Supply (LOGIC)
Vdd
25°C
-0.3
---
7.0
V
Power Supply (LCD)
V0
25°C
Vdd -13.5
---
Vdd +0.3
V
Input Voltage
Vin
25°C
-0.3
---
Vdd +0.3
V
OperatingTemperature
Vopr
---
-20
---
70
C
Storage Temperature
Vstg
---
-30
---
80
C
~~==S====-~~|**Absolute Maximum Ratings**
**Item**
**Symbol**
**Condition**
**Min**
**Typ**
**Max**
**Unit**
Power Supply (LOGIC)
Vdd
25°C
-0.3
---
7.0
V
Power Supply (LCD)
V0
25°C
Vdd -13.5
---
Vdd +0.3
V
Input Voltage
Vin
25°C
-0.3
---
Vdd +0.3
V
OperatingTemperature
Vopr
---
-20
---
70
C
Storage Temperature
Vstg
---
-30
---
80
C
~~==S====-~~|
|---|---|---|---|
|**Electronic Characteristics**
**Item**
**Symbol**
**Condition**
**Min**
**Typ**
**Max**
**Unit**
Input Voltage
Vlcm = Vdd
---
---
5.0
---
V
SupplyCurrent
Idd
Vdd=5V
---
1.5
---
mA
Driving Voltage for
LCD Panel
Vlcd = (Vdd - V0)
-20°C
4.25
---
4.70
V
0°C
4.25
4.75
25°C
4.25
4.50
4.80
50°C
4.20
---
4.70
70°C
4.20
---
4.65
**LCD Characteristics**
For STN/FSTN LCD Panel Types
---
~~meee~~
~~==o I~~||||
||**Item **
**Symbol **
**Condition **
**Min**
**Typ**
**Max **||**Unit**|
||Viewing Angle
Φ2–Φ1
K = 4
40°
---
---
Θ
60°||Deg|
||Contrast Ratio
K
---
---
10
---||---|
||Response Time (Rise)
TR
---
---
150
250||ms|
||ResponseTime (Fall)
TF
---
---
150
250||ms|
## **LED Characteristics**
|**LED Characteristics**|**LED Characteristics**|**LED Characteristics**|**LED Characteristics**|**LED Characteristics**|**LED Characteristics**|**LED Characteristics**|
|---|---|---|---|---|---|---|
|**Item**|**Symbol**|**Condition**|**Min**|**Typ**|**Max**|**Unit**|
|LED Forward Voltage|Vf|25°C If=15mA|---|5.0|---|V|
|LED Forward Current*|If|25°C|---|15|---|mA|
|LED Reverse Current|Ir|25°C Vr=5.0V|---|---|10|µA|
|LED Colour Range|X Coordinate|25°C If=15mA|0.26|---|0.30|---|
||Y Coordinate||0.27|---|0.31|---|
|LED Brightness (Without LCD)
~~——~~|Lv
~~——~~|25°C If=15mA
~~——~~|---
~~——~~|295
~~——~~|---
~~——~~|cd/m2
~~——~~|
|LED Brightness Uniformity
~~——~~|Lvmin/Lvmax
~~——~~|25°C If=15mA
~~——~~|70
~~——~~|---
~~——~~|---
~~——~~|Ratio
~~——~~|
|LED Life Time
~~——~~|---
~~——~~|25°C If=15mA
~~——~~|9K
~~——~~|---
~~——~~|---
~~——~~|Hours
~~——~~|
## **Attention:** It is constant current, not constant voltage, which should be applied when driving the LED backlight, please ensure you adhere to this rule.
|MC42004A6WK-BNMLW-V2
~~——~~|4 x 20
~~——~~|4 x 20
~~——~~|4mm Character Height
~~——~~|LCD Module
~~——~~|
|---|---|---|---|---|
|**Specification**
~~——~~|||||
|Version: 1
~~——~~||Date: 31/10/2016
~~——~~|||
|**Revision**
~~——~~|||||
|~~——~~||~~Page 5 of 5~~
~~——~~|||
## Links
- [View this product on Novapart](https://novapart.co/products/MC42004A6WK-BNMLW-V2/alphanumeric-lcd-20-x-4-white-on-blue-5v-parallel)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/midas/mc42004a6wk-bnmlw-v2/display-alphanumeric-20x4-white/dp/2675672)
---
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> alternatives. They guarantee delivery even during supply chain disruptions and
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> [Request a quote](https://novapart.co/quote/) — it's free and there's no
> minimum order.