73K222AL-IH/F 查看數據表（PDF） - Teridian Semiconductor Corporation

零件编号

产品描述 (功能)

生产厂家

73K222AL-IH/F

V.22, V.21, Bell 212A, 103 Single-Chip Modem

Teridian Semiconductor Corporation 

73K222AL

V.22, V.21, Bell 212A, 103

Single-Chip Modem

DATA SHEET

TONE REGISTER (continued)

D7

D6

TR

RXD

TRANSMIT

011 OUTPUT

GUARD

CONTR.

TONE

BIT NO.

NAME

D6

Transmit

Guard Tone

D7

RXD Output

Control

D5

D4

D3

D2

D1

D0

TRANSMIT

ANSWER

TONE

TRANSMIT

DTMF

DTMF 3

DTMF 2

DTMF 1/

OVER-

SPEED

DTMF 0/

ANSWER/

GUARD

CONDITION DESCRIPTION

0

Disables guard tone generator.

1

Enables guard tone generator (See D0 for selection of

guard tones).

0

Enables RXD pin. Receive data will be output on RXD.

1

Disables RXD pin. The RXD pin reverts to a high

impedance with internal weak pull-up resistor.

ID REGISTER

ID

D7

D6

D5

D4

D3

D2

D1

D0

110

ID

ID

ID

ID

X

X

X

X

BIT NO.

D7, D6, D5, D4

D3-D0

NAME

Device

Identification

Signature

Not Used

CONDITION

D7 D6 D5 D4

0 0XX

0 1XX

1 0XX

110 0

111 0

111 1

110 1

Undefined

DESCRIPTION

Indicates Device:

73K212AL, 73K321L, 73K322L

73K221AL or 73K302L

73K222AL, 73K222BL

73K224L

73K324L

73K224BL

73K324BL

Mask in software

Page: 14 of 27

© 2007 TERIDIAN Semiconductor Corporation

Rev 6.1

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