Quad Digital Control Amplifier

6

MX019

1998 MX-COM, INC.

www.mxcom.com Tel: 800 638 5577 910 744 5050 Fax: 910 744 5054

Doc. # 20480077.006

4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA

All trademarks and service marks are held by their respective companies

Bit 7

MSB

Bit 6

Bit 5

Bit 4

LSB

Channel

Address

Chip

Address

Chip

Number

1

1

1

1

0

0

0

0

0

0

1

1

0

1

0

1

1

2

3

4

0

0

0

0

Chip 1

1

1

1

1

1

1

1

1

0

0

1

1

0

1

0

1

1

2

3

4

1

1

1

1

Chip 2

Table 1: Address Bits Format

Bit 3

MSB

Bit2

Bit 1

Bit 0

LSB

Stage 1, 2, 3

(0.43dB)

Stage 4

(2.0dB)

0000

OFF

OFF

0001

-3.0

-14.0dB

0010

-2.571

-12.0

0011

-2.143

-10.0

0100

-1.714

-8.0

0101

-1.286

-6.0

0110

-0.857

-4.0

0111

-0.428

-2.0

1000

0

0

1001

0.428

2.0

1010

0.857

4.0

1011

1.286

6.0

1100

1.714

8.0

1101

2.143

10.0

1110

2.571

12.0

1111

3.0

14.0

Table 2: Gain Control Bits Format