AD5450 Analog Devices, AD5450 Datasheet - Page 12
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AD5450
Manufacturer Part Number
AD5450
Description
8-Bit High Bandwidth Multiplying DACs with Serial Interface
Manufacturer
Analog Devices
Datasheet
1.AD5453.pdf
(32 pages)
Specifications of AD5450
Resolution (bits)
8bit
Dac Update Rate
2.7MSPS
Dac Settling Time
100ns
Max Pos Supply (v)
+5.5V
Single-supply
Yes
Dac Type
Current Out
Dac Input Format
Ser,SPI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD5450YUJ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD5450YUJZ-REEL7
Manufacturer:
Infineon
Quantity:
392
AD5450/AD5451/AD5452/AD5453
–0.02
–0.04
–0.06
–1.66
–1.68
–1.70
–1.72
–1.74
–1.76
–1.78
–1.80
Figure 30. Reference Multiplying Bandwidth vs. Frequency and
0.08
0.06
0.04
0.02
–3
–6
–9
3
0
0
10k
50
50
T
V
A
DD
= 25°C
V
V
V
V
V
= 5V
Figure 32. Midscale Transition, V
REF
REF
REF
REF
REF
75
Figure 31. Midscale Transition, V
75
= ±2V, AD8038 C
= ±2V, AD8038 C
= ±15V, AD8038 C
= ±15V, AD8038 C
= ±15V, AD8038 C
100k
100
100
Compensation Capacitor
V
0x800 TO 0x7FF
NRG = 0.694nVs
V
0x800 TO 0x7FF
NRG = 0.694nVs
V
0x800 TO 0x7FF
NRG = 0.694nVs
DD
DD
DD
V
0x800 TO 0x7FF
NRG = 0.694nVs
= 5V
V
0x7FF TO 0x800
NRG = 2.154nVs
= 5V
125
V
0x7FF TO 0x800
NRG = 2.154nVs
DD
= 5V
125
FREQUENCY (Hz)
DD
DD
= 5V
= 5V
V
0x7FF TO 0x800
NRG = 1.794nVs
= 5V
V
0x7FF TO 0x800
NRG = 1.794nVs
COMP
COMP
TIME (ns)
DD
TIME (ns)
DD
COMP
COMP
COMP
150
1M
= 3V
150
= 3V
= 1pF
= 1.5pF
= 1pF
= 1.5pF
= 1.8pF
175
175
REF
T
V
AD8038 AMPLIFIER
C
REF
T A = 25°C
V
AD8038 AMPLIFIER
C
A
DD
COMP
DD
COMP
= 3.5 V
10M
= 25°C
200
= 0 V
200
= 0V
= 3.5V
= 1.8pF
= 1.8pF
225
225
100M
250
250
Rev. E | Page 12 of 32
–100
–60
–65
–70
–75
–80
–85
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
100
10
80
60
40
20
0
0
100
1
Figure 33. Power Supply Rejection Ratio vs. Frequency
0
T
V
AD8038 AMPLIFIER
T
V
AD8038 AMPLIFIER
T
V
V
A
DD
A
A
REF
DD
REF
MCLK = 1MHz
= 25°C
= 25°C
Figure 35. Wideband SFDR vs. f
= 25°C
= 3V
= 5V
= ±3.5V
= ±3.5V
10
Figure 34. THD + Noise vs. Frequency
10
MCLK = 500kHz
100
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FULL SCALE
20
1k
f
OUT
(kHz)
10k
30
OUT
ZERO SCALE
10k
Frequency
100k
MCLK = 200kHz
40
1M
100k
10M
5
0