MSM9006-02 OKI electronic componets, MSM9006-02 Datasheet

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MSM9006-02

Manufacturer Part Number
MSM9006-02
Description
(MSM9006-01/02) LCD Driver with Keyscan Function
Manufacturer
OKI electronic componets
Datasheet
¡ Semiconductor
¡ Semiconductor
MSM9006-01, -02
LCD Driver with Keyscan Function
E2B0045-27-Y3
GENERAL DESCRIPTION
The MSM9006-01 is an LCD driver for a 1/3 duty dynamic display. It can directly drive an LCD
with a maximum of 123 segments.
The MSM9006-02 is an LCD driver for a 1/4 duty dynamic display, and can directly drive an
LCD with a maximum of 164 segments.
The MSM9006-01, -02 are capable of directly driving one LED, and up to five ports can be used
by simply switching the LCD pin.
The internal 5 x 5 keyscan circuit enables keyboard input, decreasing the number of
interconnections between the front panel and the CPU.
FEATURES
• 41 segment outputs (when LED and output port are not used)
• One LED can be driven directly (I
• Up to five output ports are available (I
• The state of up to 25 key switches can be read through the internal 5 x 5 keyscan circuit
• The interface with the CPU is a serial interface using LOAD, DATA I/O, and CLOCK
• Built-in RC oscillation circuit for LCD alternating current drive
• Built-in voltage dividing resistor for bias voltage generation
• Power supply voltage : 5V 10%
• Temperature range
• Package:
A maximum of 123 segments can be dispalyed (MSM9006-01)
A maximum of 164 segments can be displayed (MSM9006-02)
64-pin plastic QFP (QFP64-P-1414-0.80-BK)(Product name : MSM9006-01GS-BK)
: –40 to +85 C
O
=–15mA max.)
O
=–2mA to +1mA)
(Product name : MSM9006-02GS-BK)
Previous version: Mar. 1996
This version: Nov. 1997
MSM9006-01, -02
June 1992
1/18

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MSM9006-02 Summary of contents

Page 1

... The MSM9006- LCD driver for a 1/3 duty dynamic display. It can directly drive an LCD with a maximum of 123 segments. The MSM9006- LCD driver for a 1/4 duty dynamic display, and can directly drive an LCD with a maximum of 164 segments. The MSM9006-01, -02 are capable of directly driving one LED, and up to five ports can be used by simply switching the LCD pin ...

Page 2

... LOAD CONTROL DATAI/O LOGIC CLOCK SEG35 35 OUT SEGMENT DRIVER 41 BIT DATA SELECTOR 41 BIT 41 BIT LATCH LATCH MODE SELECTOR (41+7) 48 BIT SHIFT REGISTER 5¥5 KEY SCANNER MSM9006-01, -02 SEG36/P05 SEG41/LED 5 SEGMENT/PORT & SEGMENT/LED DRIVER TEST INT 2/18 ...

Page 3

... Semiconductor BLOCK DIAGRAM MSM9006-02 COM1 COM4 SEG1 COMMON DRIVER TIMING GEN 41 BIT LATCH OSC OSC RESET LOAD CONTROL DATAI/O LOGIC CLOCK SEG35 35 OUT SEGMENT DRIVER 41 BIT DATA SELECTOR 41 BIT 41 BIT 41 BIT LATCH LATCH LATCH MODE SELECTOR (41+7) 48 BIT SHIFT REGISTER 5¥ ...

Page 4

... SEG4 4 5 SEG5 SEG6 6 SEG7 7 SEG8 8 SEG9 9 SEG10 10 SEG11 11 SEG12 12 SEG13 13 SEG14 14 SEG15 15 SEG16 16 NC: No-connection pin 64-Pin Plastic QFP MSM9006-01, -02 48 DATA I/O 47 INT RESET 46 45 TEST OSC SEG41/LED 40 SEG40/PO1 39 SEG39/PO2 SEG38/PO3 38 37 SEG37/PO4 36 SEG36/PO5 35 SEG35 34 SEG34 ...

Page 5

... Semiconductor PIN CONFIGURATION (TOP VIEW) MSM9006-02 SEG1 1 SEG2 2 SEG3 3 SEG4 4 SEG5 5 SEG6 6 SEG7 7 SEG8 8 SEG9 9 SEG10 10 11 SEG11 SEG12 12 SEG13 13 SEG14 14 SEG15 15 SEG16 16 64-Pin Plastic QFP MSM9006-01, -02 48 DATA I/O 47 INT RESET 46 45 TEST OSC SEG41/LED 40 SEG40/PO1 ...

Page 6

... DD V Ta=25°C I Ta=25° Ta=25° — STG Condition — op Condition R — — O MSM9006-01, -02 Rating Unit –0.3 to +6.5 V –0 +0 –20 mA –3 mA –55 to +150 °C Range Unit 4.5 to 5.5 V –40 to +85 °C Min. Max. Unit 0.01 0.047 ...

Page 7

... OH3 =0.4mA OL3 =–50mA OH4 =1.0mA OL4 load V =5. 2.5V or greater, key data is identified correctly. OH4 MSM9006-01, -02 (V =5V±10%, Ta=–40 to +85°C) DD Min. Max. Unit Applicable Pin ...

Page 8

... =50pF pd1 — pd2 0. WLD 0. 0.2V DD HiZ t pd2 HiZ MSM9006-01, -02 (V =5V±10%, Ta=–40 to +85°C) DD Min. Max. Unit — 2.0 MHz 200 — ns — 100 — ns 100 — ns 200 — ns 100 — ns 200 — ...

Page 9

... This is a load signal input pin used for transferring serial input data to a latch for display, entering commands, or resetting the output state of the DATA I/O pin. , keyscan period T FRM OSC C O Port ON "H" OFF "L" MSM9006-01, -02 , and oscillation frequency SCN , R values, frame O O Key Status ON OFF 9/18 ...

Page 10

... This is the keyscan end signal output pin. This pin goes to "H" level when one scan cycle ends, and returns to "L" level by a load signal after data is output or after the "Keyscan Stop" command is entered. (This pin also returns to "L" level at reset MSM9006-01, -02 10/18 ...

Page 11

... These are output pins for the LCD display, and are connected to the common pins of the LCD panel. In the case of MSM9006-01, the COM1 to COM3 pins apply. • SEG36/PO5 - SEG40/PO1 These pins can select the output pins for the LCD display (segment pins) or general port output pins by setting with commands. • ...

Page 12

... If a LOAD pulse is then added, the DATA I/O pin returns to the input status, and the next data or command can be input. CLOCK DATA I LOAD Output Command Write D40 D41 024 Key Data Read MSM9006-01, - Old Data New Data 025 Next Command Input 12/18 ...

Page 13

... A change of key status is detected as a change of column inputs (C0 - C4). Therefore if multiple switches which connected to the same column are pressed at the same time, it will not be detected as a change of key status. T SCN Data Read Data Read MSM9006-01, -02 Keyscan Stop Command Entered 13/18 ...

Page 14

... The display returns to the initial state by entering the Display ON command because the Display ON command resets the off-state of the display. CLOCK DATA I/O LOAD Display ON/OFF RESET Display Data Input Period +F9 Command Display On Command Entry Timing MSM9006-01, - Display Off Command Entry Timing 14/18 ...

Page 15

... Because the pin select mode is not set upon power-on reset, be sure to put the device into pin select mode before entering the Display On command. *2 Out of the eight F1 and F3 commands, only those that correspond to common 1-3 are valid in the case of the MSM9006-01. (Common 4 is not available in the MSM9006-01 ...

Page 16

... First Bit (Corresponds to SEG 41/LED) Corresponds to SEG 40/PO1 Corresponds to SEG 35/PO5 Corresponds to SEG LCD Display Data R2 R1 MSM9006-01, - LCD/LED Display Data LCD Display/Port Data First Bit 01 R0 16/18 ...

Page 17

... T (mF) RST R (ex. C 0.125 (mF =10 (ms)) RST R When T is the rise time for power supply connected to the MSM9006 and C R capacitance of a capacitor connected to the RESET pin. The pulse width of an external reset signal should be more than [kW and T vs ...

Page 18

... Therefore, before you perform reflow mounting, contact Oki’s responsible sales person for the product name, package name, pin number, package code and desired mounting conditions (reflow method, temperature and times). MSM9006-01, -02 (Unit : mm) Package material Epoxy resin ...

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