IC 20-BIT MONOLITHIC D/A 16-QSOP

DAC1220E

Manufacturer Part NumberDAC1220E
DescriptionIC 20-BIT MONOLITHIC D/A 16-QSOP
ManufacturerTexas Instruments
DAC1220E datasheet
 


Specifications of DAC1220E

Settling Time1.8msNumber Of Bits20
Data InterfaceSerialNumber Of Converters1
Voltage Supply SourceAnalog and DigitalPower Dissipation (max)3.5mW
Operating Temperature-40°C ~ 85°CMounting TypeSurface Mount
Package / Case16-QSOPResolution20 bit
Interface TypeSerial (2-Wire, 3-Wire, SPI)Supply Voltage (max)5.25 V
Supply Voltage (min)4.75 VMaximum Operating Temperature+ 85 C
Mounting StyleSMD/SMTMinimum Operating Temperature- 40 C
For Use With296-17265 - MODULE EVALUATION FOR DAC1220Lead Free Status / RoHS StatusLead free / RoHS Compliant
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DAC1220
SBAS082G – FEBRUARY 1998 – REVISED SEPTEMBER
SCLK
SDIO
IN7
SDIO
IN7
Figure 9. Serial Interface Timing (CS Low)
CS
t
10
SCLK
IN7
SDIO
SDIO
IN7
Figure 10. Serial Interface Timing (Using CS)
CS
t
10
SCLK
IN7
SDIO
Figure 11. SDIO Input to Output Transition Timing
Table 4. Serial Interface Timing Characteristics
SYMBOL
DESCRIPTION
Falling edge of last SCLK for command to
t
9
rising edge of first SCLK for register data
t
Falling edge of CS to rising edge of SCLK
10
Falling edge of last SCLK for command to SDIO as
t
11
output
SDIO as output to rising edge of first SCLK
t
12
for register data
Falling edge of last SCLK for register data to SDIO
t
13
tri-state
Falling edge of last SCLK for register data to
t
rising edge of first SCLK of next command (CS tied
14
low)
t
Rising edge of CS to falling edge of CS (using CS)
15
10
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t
9
IN1
IN0
INM
Write Register Data
IN1
IN0
OUTM
Read Register Data
t
9
IN1
IN0
INM
Write Register Data
IN1
IN0
OUTM
Read Register Data
t
t
11
12
IN0
OUT MSB
t
9
SDIO is an input
MIN
13 × t
XIN
11 × t
XIN
8 × t
XIN
4 × t
XIN
41 × t
XIN
22 × t
XIN
Product Folder Link(s):
DAC1220
www.ti.com
t
14
IN1
IN0
IN7
OUT1
OUT0
IN7
t
15
t
10
IN1
IN0
IN7
OUT1
OUT0
IN7
t
13
OUT0
SDIO is an output
NOM
MAX
UNITS
ns
ns
10 × t
ns
XIN
4 × t
ns
XIN
6 × t
ns
XIN
ns
ns
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