AD7945BRZ Analog Devices Inc, AD7945BRZ Datasheet - Page 12

• Manufacturer Part Number: AD7945BRZ
• Description: IC DAC 12BIT MULTIPLYING 20-SOIC
• Manufacturer: Analog Devices Inc

Specifications of AD7945BRZ

• Data Interface: Parallel
• Settling Time: 600ns
• Number Of Bits: 12
• Number Of Converters: 1
• Voltage Supply Source: Single Supply
• Power Dissipation (max): 25µW
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Resolution (bits): 12bit
• Sampling Rate: 1.7MSPS
• Input Channel Type: Parallel
• Supply Current: 5µA
• Digital Ic Case Style: SSOP
• No. Of Pins: 20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7943/AD7945/AD7948
Figure 10. Total Harmonic Distortion vs. Frequency
–0.50
–1.00
–100
1.00
0.50
0.00
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
Figure 9. All Codes Linearity in Biased Mode
(V
100
0
DD
V
V
V
OP AMP = AD820
T
= +3.3 V)
DD
REF
BIAS
A
= +25 C
= +3.3V
= 0V
= 1.23V
1024
1k
FREQUERCY – Hz
INPUT CODE
2048
10k
V
T
V
OP AMP = AD711
A
DD
IN
3072
= +25 C
= 6V rms
= +5V
4095
100k
–12–
–100
Figure 12. Multiplying Frequency Response vs.
Digital Code
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 11. Digital-to-Analog Glitch Impulse
0
1k
V
T
V
OP AMP = AD711
A
DD
IN
100
0%
90
= +25 C
10
= 20V p-p
= +5V
50mV
10k
5V
DAC LOADED WITH ALL 0
AD711 OUTPUT
FREQUENCY – Hz
100k
DAC LOADED WITH ALL 1
V
T
V
OP AMP = AD711
DD
A
REF
= +25 C
= +5V
= 0V
200ns
200ns
1M
S
S
10M
REV. B