Datasheet

ADS58B18

ADS58B19

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SBAS487D – NOVEMBER 2009–REVISED JANUARY 2011

SERIAL REGISTER MAP

Table 8 summarizes the functions supported by the serial interface.

Table 8. Serial Interface Register Map

(1)

ADDRESS AFTER RESET REGISTER DATA

A[7:0] (Hex) D[7:0] (Hex) D7 D6 D5 D4 D3 D2 D1 D0

00 00 0 0 0 0 0 0 RESET READOUT

01 00 LVDS SWING 0 0

25 00 GAIN 0 TEST PATTERNS

LVDS

LVDS DATA

26 00 0 0 0 0 0 0 CLKOUT

STRENGTH

ENABLE

SNRBoost

3D 00 DATA FORMAT OFFSET SNRBoost Coeff1

Enable

CORR

3E 00 SNRBoost Coeff2 0 0 0 0

3F 00 CUSTOM PATTERN HIGH D[10:3]

40 00 CUSTOM PATTERN D[2:0] 0 0 0 0 0

ENABLE ENABLE

CMOS CLKOUT

41 00 LVDS CMOS CLKOUT CLKOUT RISE POSN CLKOUT

STRENGTH

RISE FALL

DIS LOW BYTE-WISE

42 00 CLKOUT FALL POSN 0 0 STBY 0

LATENCY En

PDN

43 00 0 0 PDN OBUF 0 0 EN LVDS SWING

GLOBAL

BF 00 OFFSET PEDESTAL 0 0 0 0 0

FREEZE

CF 00 OFFSET 0 OFFSET CORR TIME CONSTANT 0 0

CORR

OVERRIDE

EA 00 SNRBoost_ 0 0 0 0 0 0 0

EN PIN

DF 00 0 0 LOW SPEED 0 0 0 0

(1) Multiple functions in a register can be programmed in a single write operation.

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