MP7641AS Ver la hoja de datos (PDF) - Exar Corporation

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MP7641AS

8-Channel Voltage Output 10 MHz Input Bandwidth 8-Bit Multiplying DACs with Serial Digital Port

Exar Corporation 

MP7641

SDI 1

(Data In) 0

CLK

1

0

LD

1

0

VOUT

A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0

Figure 1. Serial Data Timing and Loading

DAC Register

Loaded

SDI 1

0

SDO 1

0

1

CLK 0

LD 1

0

VOUT

tDS

tDH

tCH

tPD

tCL

tCKLD2

tCKLD1

tHZ1

tLDSU

tLDCK1

tHZ2

HIGH Z

tLDCK2

tLD

tSD

+ 1/2 LSB BAND

Figure 2. Detail Serial Data Input Timing (RST = “1”)

RST 1

0

VO = VREF

VO = VREF/2

Rev. 2.00

tRST

tSD

+ 1/2 LSB ERROR BAND

Figure 3. RESET Operation

8

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