ML9092-01TB datasheet(27/66 Pages) OKI

27 / 66 page

FEDL9092-01

OKI Semiconductor

ML9092-01/02/03/04

27/66

Switching Characteristics

(VDD = 4.5 to 5.5 V, VOUT (VHIN) = 4.5 to 16.5 V, Ta = –40 to +85°C)

Parameter

Symbol

Condition

Min.

Max.

Unit

CP Clock Cycle Time

tSYS

—

500

—

CP “H” Pulse Width

tWH

—

200

—

CP “L” Pulse Width

tWL

—

200

—

CS “H” Pulse Width

tWCH

—

100

—

CP Clock Rise/fall Time

tr, tf

—

CS Setup Time

tCSU

—

CS Hold Time

tCHD

—

150

—

DI/O Setup Time

tDSU

—

DI/O Hold Time

tDHD

—

DI/O Output Delay Time

tDOD

CL = 50 pF

—

100

DI/O Output OFF Delay Time

tDOFF

CL = 50 pF

—

100

RESET Pulse Width

tWRE

—

µs

External Clock Cycle Time

tSES

—

1612

3389

External Clock “H” Pulse Width

tWEH

—

645

—

External Clock “L” Pulse Width

tWEL

—

645

—

External Clock Rise/fall Time

trE, tfE

—

Key Scan Characteristics

(VDD = 4.5 to 5.5 V, VOUT (VHIN) = 4.5 to 16.5 V, Ta = –40 to +85°C)

setting

Oscillation frequency

Parameter

Symbol

Dividing ratio

210 kHz

306kHz

445 kHz

Unit

1/1536

7.3

5.0

3.5

Key Scan Period

Tscn

1/3072

14.6

10.0

6.9

Frame Frequency, PWM Frequency, and Voltage Doubler Frequency Characteristics

(VDD = 4.5 to 5.5 V, VOUT (VHIN) = 4.5 to 16.5 V, Ta = –40 to +85°C)

Oscillation frequency

Model

Parameter

Symbol

Display duty

Dividing ratio

210 kHz

306 kHz

445 kHz

Unit

1/8

1/2560

120

174

1/9

1/2520

121

177

ML9092-

01/02/03/04

Frame

Frequency

FRM

1/10

1/2560

120

174

ML9092-

01/04

PWM

Frequency

PWM

—

1/1020

205

300

436

ML9092-

01/02

Voltage

Doubler

Frequency

—

1/64

3281

4781

6953

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