DAC8512FP Analog Devices Inc, DAC8512FP Datasheet - Page 19

• Manufacturer Part Number: DAC8512FP
• Description: IC DAC 12BIT 5V COMPLETE 8-DIP
• Manufacturer: Analog Devices Inc

Specifications of DAC8512FP

• Mounting Type: Through Hole
• Rohs Status: RoHS non-compliant
• Settling Time: 16µs
• Number Of Bits: 12
• Data Interface: Serial
• Number Of Converters: 1
• Voltage Supply Source: Single Supply
• Power Dissipation (max): 2.5mW
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Resolution (bits): 12bit
• No. Of Pins: 8
• Peak Reflow Compatible (260 C): No
• Update Rate: 0.0625MSPS
• No. Of Bits: 12 Bit
• Leaded Process Compatible: No
• Interface Type: Serial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

REV. A
TFRLP
*
WAIT
*
*
*Update DAC output with contents of DAC register
*
*
LDAA
STAA
LDAA
BPL
INX
CPX
BNE
BCLR
BSET
BSET
PULA When done, restore registers X, Y & A
PULY
PULX
RTS
0,X
SPDR
SPSR
WAIT
#SDI2+1
TFRLP
PORTD,Y
PORTD,Y
PORTC,Y
Get a byte to transfer via SPI
Write SDI data reg to start xfer
Loop to wait for SPIF
SPIF is the MSB of SPSR
(when SPIF is set, SPSR is negated)
Increment counter to next byte for xfer
Are we done yet ?
If not, xfer the second byte
$20 Assert LD/
$20 Latch DAC register
$01 De-assert CS/
** Return to Main Program **
–19–
DAC8512