MP7610AS View Datasheet(PDF) - Exar Corporation

Part Name

Description

MFG CO.

MP7610AS

Octal 14-Bit DAC Array™ D/A Converter with Output Amplifier and Serial Data/Address mP Control Logic

Exar Corporation 

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MP7610

SDI 1

(Data In) 0

CLK

1

0

LD 1

0

SDO

1

0

MSB

A3

A2

A1

A0 D13

D12 D11

D10 D9

D8

Previous Data

D0

DAC Register

Loaded

A3 (1)

VOUT

Note:

(1) Because A3 is available immediately after 18th clock edge of DATA Shift-in, only 17 clock cycles are

needed to complete the readback.

Figure 1. Serial Data Timing and Loading

SDI 1

0

SDO 1

0

CLK

1

0

LD 1

0

VOUT+--FFSS

Note:

tDS

tDH

tCH

tPD

tCL

tCKLD2

tHZ1

tLDSU

tHZ2

HIGH Z

tLDCK2

tCKLD1

tLD

tSD

+2 LSB Band

(1) CLK should be high during the falling edge of LD to insure proper function of the shift register.

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

RST 1

tPR

0

VOUT

VOUT = 0 V

Note: Reset settling time is <tSD

Figure 3. Reset Operation

Rev. 4.01

7

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