R2000 datasheet(65/75 Pages) ETC

65 / 75 page

Indy® R2000 Electrical, Mechanical, & Thermal Specification

Addr.

Name

R/W

Bit

Description

Reset

Type

Comment

501

DTEST_CTRL

R/W

DTEST1 pin output enable

DTEST0 pin output enable

h0000

The MUX select signals

are defined in the MAS.

502

DTEST_SELECT

R/W

14:8

6:0

DTEST1 mux select

Not used

DTEST0 mux select

h0000

The mux select signals are

defined in the MAS.

Table 23: Register Map Type Definition

Signed

Unsigned

Maximum Value

2X-2-Y

Minimum Value

-2X

Table 24: Conversion Table

Conversion to

Signed

Unsigned

Positive Value

Negative Value

Binary Value

(binary value)*2-Y

-(2s_compl(binary value))*2-Y

(binary value)*2-Y

Decimal Value

(decimal value)*2Y

2s_compl(abs(decimal

value)*2Y)

(decimal value)*2Y

Performance Characteristics - Preliminary

Performance characteristics include the following:



RF to IF Conversion Gain and Gain Flatness



Carrier Settling Time



Transmit Output Spectral Testing



Gain Control Resolution and Dynamic Range



ADC Testing



ADC Dynamic Range and Linearity



Aux. DAC Testing

8.1

Carrier Settling Time

This test was done using a real time spectrum analyzer. The analyzer has the capability to measure RF transients .

This plot shows a settling time of approximately 200

s.

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