MAX1243BCSA Maxim Integrated Products, MAX1243BCSA Datasheet - Page 31

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MAX1243BCSA

Manufacturer Part Number

MAX1243BCSA

Description

ADC (A/D Converters) Integrated Circuits (ICs)

Manufacturer

Maxim Integrated Products

Datasheet

1.MAX1221BETX.pdf (44 pages)

Specifications of MAX1243BCSA

Number Of Adc Inputs

1

Architecture

SAR

Conversion Rate

73 KSPs

Resolution

10 bit

Input Type

Voltage

Interface Type

3-Wire (SPI, QSPI, Microwire)

Voltage Reference

External

Supply Voltage (max)

5.25 V

Supply Voltage (min)

2.7 V

Maximum Power Dissipation

471 mW

Maximum Operating Temperature

+ 70 C

Mounting Style

SMD/SMT

Package / Case

SO-8

Minimum Operating Temperature

0 C

Lead Free Status / Rohs Status

No

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Table 17. DAC Serial-Interface Configuration

MSB

CONTROL BITS

C3 C2 C1 C0 D11 D10 D9

0

0

0

0

0

0

0

0

0

1

1

1

1

1

0

0

0

0

0

1

1

1

1

0

0

0

0

1

0

0

0

1

1

0

0

1

1

0

0

1

1

0

12-Bit, Multichannel ADCs/DACs with FIFO,

0

1

1

0

1

0

1

0

1

0

1

0

1

0

—

—

—

—

—

—

—

—

—

—

—

X

0

1

______________________________________________________________________________________

—

—

—

—

—

—

—

—

—

—

—

X

X

X

Temperature Sensing, and GPIO Ports

16-BIT SERIAL WORD

—

—

—

—

—

—

—

—

—

—

—

X

X

X

D8

—

—

—

—

—

—

—

—

—

—

—

X

X

X

D7

—

—

—

—

—

—

—

—

—

—

—

X

X

X

DATA BITS

D6

—

—

—

—

—

—

—

—

—

—

—

X

X

X

D5

—

—

—

—

—

—

—

—

—

—

—

X

X

X

D4

—

—

—

—

—

—

—

—

—

—

—

X

X

X

D3

—

—

—

—

—

—

—

—

—

—

—

X

X

X

D2

—

—

—

—

—

—

—

—

—

—

—

X

X

X

D1

—

—

—

—

—

—

—

—

—

—

—

X

X

X

LSB

D0

—

—

—

—

—

—

—

—

—

—

—

X

X

X

DESCRIPTION

Pull-High

DAC0–3

DAC4–7

DAC0–7

RESET

DAC0

DAC1

DAC2

DAC3

DAC4

DAC5

DAC6

DAC7

NOP

No operation.

Reset all internal registers to

000h and leave output buffers in

their present state.

Preset all internal registers to

FFFh and leave output buffers in

their present state.

D11–D0 to input register 0, DAC

output unchanged.

D11–D0 to input register 1, DAC

output unchanged.

D11–D0 to input register 2, DAC

output unchanged.

D11–D0 to input register 3, DAC

output unchanged.

D11–D0 to input register 4, DAC

output unchanged

(MAX1221/MAX1223). NOP

command (MAX1343).

D11–D0 to input register 5, DAC

output unchanged

(MAX1221/MAX1223). NOP

command (MAX1343).

D11–D0 to input register 6, DAC

output unchanged

(MAX1221/MAX1223). NOP

command (MAX1343).

D11–D0 to input register 7, DAC

output unchanged

(MAX1221/MAX1223). NOP

command (MAX1343).

D11–D0 to input registers 0–3

and DAC register 0–3. DAC

outputs updated (write-through).

D11–D0 to input registers 4–7

and DAC register 4–7. DAC

outputs updated (write-through)

(MAX1221/MAX1223). NOP

command (MAX1343).

D11–D0 to input registers 0–7

and DAC register 0–7

(MAX1221/MAX1223). D11–D0 to

input registers 0–3 and DAC

registers 0–3 (MAX1343). DAC

outputs updated (write-through).

FUNCTION

31

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