The DAC1220 is a 20-bit digital-to-analog (D/A) converter offering 20-bit monotonic performance over the specified temperature range

DAC1220

Manufacturer Part NumberDAC1220
DescriptionThe DAC1220 is a 20-bit digital-to-analog (D/A) converter offering 20-bit monotonic performance over the specified temperature range
ManufacturerTexas Instruments
DAC1220 datasheet
 


Specifications of DAC1220

Resolution(bits)20Dac: Channels1
InterfaceSerial SPIOutput TypeVoltage
Output Range Max.(v Or Ma)5.5Settling Time(µs)10000
Reference: TypeExtPower Consumption(typ)(mw)2.5
Dnl(max)(+/-lsb)1Inl(max)(+/-lsb)1
Pin/package16SSOP/QSOP  
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DAC1220
SBAS082G – FEBRUARY 1998 – REVISED SEPTEMBER
ELECTRICAL CHARACTERISTICS (continued)
All specifications at T
to T
, AV
= DV
MIN
MAX
DD
PARAMETER
POWER-SUPPLY REQUIREMENTS, continued
Digital current
Power dissipation
TEMPERATURE RANGE
Specified performance
PIN
NAME
1
DV
DD
2
X
OUT
3
X
IN
4
DGND
5
AV
DD
6
DNC
7
DNC
8
DNC
9
C
1
10
C
2
11
V
OUT
12
V
REF
13
AGND
14
CS
15
SDIO
16
SCLK
4
Submit Documentation Feedback
2009......................................................................................................................................
= +5V, f
= 2.5MHz, V
= +2.5V, and 16-bit mode, unless otherwise noted.
DD
XIN
REF
CONDITIONS
MIN
20-bit mode
20-bit mode
Sleep mode
–40
DEVICE INFORMATION
DV
1
16
SCLK
DD
X
2
15
SDIO
OUT
X
3
14
CS
IN
DGND
4
13
AGND
DAC1220E
AV
5
12
V
DD
REF
DNC
6
11
V
OUT
DNC
7
10
C
2
DNC
8
9
C
1
PIN DESCRIPTIONS
DESCRIPTION
Digital supply, +5V nominal
System clock output (for crystal)
System clock input
Digital ground
Analog supply, +5V nominal
Do not connect
Do not connect
Do not connect
Filter capacitor (see text)
Filter capacitor (see text)
Analog output voltage
Reference input
Analog ground
Chip-select input
Serial data input/output
Clock input for serial data transfer
Copyright © 1998–2009, Texas Instruments Incorporated
Product Folder Link(s):
DAC1220
www.ti.com
DAC1220E
TYP
MAX
UNIT
140
μA
2.5
3.5
mW
3.0
mW
0.45
mW
+85
°C