Datasheet

ManualsBrandsMAXIM INTEGRATED ManualsData collecting ICsData acquisition IC - DA converter (DAC) TQFN 12

MAX5510/MAX5511

+1.8V to +5.5V, Ultra-Low-Power, 8-Bit,

Voltage-Output DACs

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CONTROL BITS INPUT DATA SUB-BITS

C2 C1

C0 D7–D0 S3–S0

FUNCTION

0 0 0 0 XXXXXXXX 0000 No operation; command is ignored.

0 0 0 1 8-bit data 0000

Load input register from shift register; DAC register

unchanged; DAC output unchanged.

0 0 1 0 — — Command reserved; do not use.

0 0 1 1 — — Command reserved; do not use.

0 1 0 0 — — Command reserved; do not use.

0 1 0 1 — — Command reserved; do not use.

0 1 1 0 — — Command reserved; do not use.

0 1 1 1 — — Command reserved; do not use.

1 0 0 0 XXXX XXXX 0000

Load DAC register from input register; DAC output

updated; MAX5510 enters normal operation if in

shutdown; MAX5511 enters normal operation if in

standby or shutdown.

1 0 0 1 8-bit data 0000

Load input register and DAC register from shift register;

DAC output updated; MAX5510 enters normal operation

if in shutdown; MAX5511 enters normal operation if in

standby or shutdown.

1 0 1 0 — — Command reserved; do not use.

1 0 1 1 — — Command reserved; do not use.

110 0

D7, D6,

XXXXXX

0000

MAX5510 enters shutdown; MAX5511 enters standby*.

For the MAX5511, D7 and D6 configure the internal

reference voltage (Table 3).

110 1

D7, D6,

XXXXXX

0000

MAX5510/MAX5511 enter normal operation; DAC output

reflects existing contents of DAC register. For the

MAX5511, D7 and D6 configure the internal reference

voltage (Table 3).

111 0

D7, D6,

XXXXXX

0000

MAX5510/MAX5511 enter shutdown; DAC output set to

high impedance. For the MAX5511, D7 and D6 configure

the internal reference voltage (Table 3).

1 1 1 1 8-bit data 0000

Load input register and DAC register from shift register;

DAC output updated; MAX5510 enters normal operation

if in shutdown; MAX5511 enters normal operation if in

standby or shutdown.

Table 2. Serial-Interface Programming Commands

X = Don’t care.

*Standby mode can be entered from normal operation only. It is not possible to enter standby mode from shutdown.