AD7278(RevC) 查看數據表（PDF） - Analog Devices
零件编号
产品描述 (功能)
生产厂家
AD7278 Datasheet PDF : 28 Pages
| |||
AD7276/AD7277/AD7278
Parameter
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition Time4
Throughput Rate
POWER REQUIREMENTS
VDD
IDD
Normal Mode (Static)
Normal Mode (Operational)
Partial Power-Down Mode (Static)
Full Power-Down Mode (Static)
Power Dissipation6
Normal Mode (Operational)
Partial Power-Down
Full Power-Down
A Grade2, 3
291
875
60
3
2.35/3.6
1
5.5
2.5
4.2
1.6
34
2
10
19.8
9
12.6
4.8
102
7.2
1 Y Grade specifications are guaranteed by characterization.
2 Temperature range from −40°C to +125°C.
3 Typical specifications are tested with VDD = 3 V and at 25°C.
4 See the Terminology section.
5 Guaranteed by characterization.
6 See the Power vs. Throughput Rate section.
B, Y Grade2,3 Unit
Test Conditions/Comments
291
ns max
14 SCLK cycles with SCLK at 48 MHz, B Grade
875
ns max
14 SCLK cycles with SCLK at 16 MHz, Y Grade
60
ns min
3
MSPS max See the Serial Interface section
2.35/3.6
1
5.5
2.5
4.2
1.6
34
2
10
V min/max
mA typ
mA max
mA max
mA typ
mA typ
μA typ
μA max
μA max
Digital I/Ps 0 V or VDD
VDD = 3.6 V, SCLK on or off
VDD = 2.35 V to 3.6 V, fSAMPLE = 3 MSPS, B Grade
VDD = 2.35 V to 3.6 V, fSAMPLE = 1 MSPS, Y Grade
VDD = 3 V, fSAMPLE = 3 MSPS, B Grade
VDD = 3 V, fSAMPLE = 1 MSPS, Y Grade
−40°C to +85°C, typically 0.1 μA
85°C to 125°C
19.8
mW max
VDD = 3.6 V, fSAMPLE = 3 MSPS, B Grade
9
mW max
VDD = 3.6 V, fSAMPLE = 1 MSPS, Y Grade
12.6
mW typ
VDD = 3 V, fSAMPLE = 3 MSPS, B Grade
4.8
mW typ
VDD = 3 V, fSAMPLE = 1 MSPS, Y Grade
102
μW typ
VDD = 3 V
7.2
μW max
VDD = 3.6 V, −40°C to +85°C
Rev. C | Page 4 of 28
Share Link: 