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ML9204

5 × 7 Dot Character × 24-Digit × 2-Line Display Controller/Driver with Character RAM (Built-in Key Scan)

Oki Electric Industry 

OKI Semiconductor

PEDL9204-02

ML9204-xx

AC Characteristics

(VDD = 5.0 V±10%, or VDD = 3.3 V±10%,VSEG and VCOM = 20 to 60 V, Ta = –40 to +85°C unless otherwise specified)

Parameter

Symbol

Condition

Min. Max. Unit

CP Frequency

fC

—

—

2.0 MHz

CP Pulse Width

tCW

—

200

—

ns

D/A Setup Time

tDS

—

200

—

ns

D/A Hold Time

tDH

—

200

—

ns

CS Setup Time

tCSS

—

200

—

ns

CS Hold Time

tCSH

Oscillating state

8

—

µs

CS Wait Time

tCSW

—

200

—

ns

Data Processing Time

tDOFF

Oscillating state

4

—

µs

RESET Pulse Width

tW RES

When RESET signal is input from

microcontroller etc. externally

200

—

ns

RESET Time

tRSON

—

tOSCON

—

D/A Wait Time

tRSOFF

—

200

—

ns

All Output Slew Rate

tR

tF

Cl = 100 pF

tR = 20 to 80%

tF = 80 to 20%

—

2.0

µs

—

2.0

µs

OSC Duty Ratio

duOSC

—

40

60

%

Oscillation Rise Time

tOSCON

—

*1

*1 tOSCON (oscillation rise time) differs with the oscillator pin used.

As regards oscillation rise time, refer to the data of oscillator used.

Key Scan Characteristics

(VDD = 5.0V±10%, or VDD = 3.3V±10%, VSEG and VCOM = 20 to 60 V, Ta = –40 to +85°C unless otherwise specified)

Parameter

Symbol

Condition

Min.

Typ.

Max. Unit

Key Scan Time

Key Scan Pulse Width

tSCAN

tW SCAN

142.2

160

182.8

µs

fOSC = 3.5 to 4.5 MHz

28.4

32

36.6

µs

Rotary Switch Characteristics

(VDD = 5.0V±10%, or VDD = 3.3V±10%, VSEG and VCOM = 20 to 60 V, Ta = –40 to +85°C unless otherwise specified)

Parameter

Symbol

Condition

Min.

Typ.

Max. Unit

Phase Input Time

Phase Input Fixed Time

tABW

fOSC = 3.5 to 4.5 MHz

1.2

—

tABH

—

ms

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