MK70110 参数 Datasheet PDF下载

PEDLMK70-02

OKI Semiconductor

MK70110/MK70120

INTERFACE SPECIFICATIONS

USB Interface

•

Conforms to USB1.1

•

Supports 12 Mbps

Parameter

Rise time

Fall time

Output signal crossover voltage

Driver output resistance

Data rate

Symbol

TR

TF

VCRS

ZDRV

TDRATE

Condition

[1], [2], [3]

C

L

= 50 pF

C

L

= 50 pF

When being driven in

a steady state

Average bit rate

(12 Mbps ±0.25%)

Min.

4

4

1.3

28

11.97

Typ.

—

—

—

—

—

Max.

20

20

2

44

12.03

Unit

ns

V

Ω

Mbps

[1]

TR and TF are the intervals of the transition time from 10% to 90% (TR) or from 90% to 10% (TF) of

an amplitude.

[2] Input signal crossover point (When USB connector is not attached)

V

DD

0.8V

DD

0.2V

DD

0.8V

DD

0.2V

DD

0V

UART Interface

Various settings can be made for the UART interface by using the Vendor specific command (refer to the

ML70110/MK70120 User’s Manual).

The default values are as follows:

• Baud rate:

115.2 kbps

• Parity:

Non-parity

• Data length: 8 bits

• Stop bit:

1 bit

• Flow control: off

PCM Interface

•

Application format

PCM linear (8, 16 bits/sample, 64 kHz sampling frequency)/A-law/µ-law

•

Bluetooth format

CVSD/A-law/µ-law

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