AD5643R Analog Devices, AD5643R Datasheet - Page 14
AD5643R
Manufacturer Part Number
AD5643R
Description
Manufacturer
Analog Devices
Datasheet
1.AD5643R.pdf
(32 pages)
Specifications of AD5643R
Resolution (bits)
14bit
Dac Update Rate
250kSPS
Dac Settling Time
3.5µs
Max Pos Supply (v)
+5.5V
Single-supply
Yes
Dac Type
Voltage Out
Dac Input Format
Ser,SPI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD5643RBRMZ-3
Manufacturer:
AD
Quantity:
20 000
Part Number:
AD5643RBRMZ-5
Manufacturer:
ADI/亚德诺
Quantity:
20 000
AD5623R/AD5643R/AD5663R
–0.5
–1.0
–1.5
–2.0
–2.5
1.0
0.5
8
6
4
2
0
5
4
3
2
1
0
0
2.7
0.78
Figure 28. Zero-Scale Error and Offset Error vs. Supply
T
V
T
Figure 29. I
A
DD
A
0.230
Figure 30. I
V
T
DD
A
= 25°C
= 25°C
= 5.5V
= 25°C
= 5.5V
3.2
0.235
DD
DD
0.80
Histogram with External Reference
Histogram with Internal Reference
3.7
0.240
I
I
DD
DD
V
DD
(mA)
(mA)
4.2
(V)
0.82
0.245
ZERO-SCALE ERROR
OFFSET ERROR
4.7
0.250
0.84
5.2
0.255
Rev. D | Page 14 of 32
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
–1
–1
0
6
5
4
3
2
1
0
4
3
2
1
0
–10
–30
–30
Figure 32. AD56x3R-5 Source and Sink Capability
Figure 33. AD56x3R-3 Source and Sink Capability
Figure 31. Headroom at Rails vs. Source and Sink
V
V
V
V
T
V
V
T
A
A
DD
REFOUT
DD
REFOUT
DD
REFOUT
DAC LOADED WITH
FULL-SCALE
SOURCING CURRENT
–8
= 25 ° C
= 25°C
= 3V
= 5V
= 3V
–20
–20
–6
= 1.25V
= 2.5V
= 1.25V
V
V
DD
REFOUT
–4
= 5V
–10
–10
= 2.5V
3/4 SCALE
MIDSCALE
1/4 SCALE
CURRENT (mA)
CURRENT (mA)
CURRENT (mA)
–2
0
0
0
3/4 SCALE
MIDSCALE
1/4 SCALE
DAC LOADED WITH
ZERO-SCALE
SINKING CURRENT
2
ZERO SCALE
FULL SCALE
10
FULL SCALE
ZERO SCALE
10
4
6
20
20
8
10
30
30