AD7910 Analog Devices, AD7910 Datasheet - Page 5

• Manufacturer Part Number: AD7910
• Description: 250 kSPS, 10-Bit ADC in 6 Lead SC70
• Manufacturer: Analog Devices

Specifications of AD7910

• Resolution (bits): 10bit
• # Chan: 1
• Sample Rate: 250kSPS
• Interface: Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: Uni Vdd
• Adc Architecture: SAR
• Pkg Type: SC70,SOP

Parameter
LOGIC INPUTS
LOGIC OUTPUTS
CONVERSION RATE
POWER REQUIREMENTS
1
2
3
4
5
6
7
Temperature range from −40°C to +85°C.
Operational from V
See the Terminology section.
B Grade, maximum specifications apply as typical figures when V
SC70 values guaranteed by characterization.
Guaranteed by characterization.
See the Power vs. Throughput Rate section.
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Current, I
Input Capacitance, C
Output High Voltage, V
Output Low Voltage, V
Floating-State Leakage Current
Floating-State Output Capacitance
Output Coding
Conversion Time
Track-and-Hold Acquisition Time
Throughput Rate
V
I
Power Dissipation
DD
DD
Normal Mode (Static)
Normal Mode (Operational)
Full Power-Down Mode
Normal Mode (Operational)
Full Power-Down
1
DD
IN
IN
, SCLK Pin
, CS Pin
= 2.0 V, with input low voltage (V
7
INL
IN
INH
6
OL
OH
3
6
INL
A Grade
2.4
1.8
0.8
0.4
±0.5
±10
5
V
0.4
±1
5
Straight (natural) binary
3.2
250
250
2.35/5.25
2.5
1.2
3
1.4
1
15
4.2
5
3
) 0.35 V max.
DD
− 0.2
DD
, 1 2
= 4.75 V to 5.25 V.
Rev. C | Page 5 of 24
B Grade
2.4
1.8
0.8
0.4
±0.5
±10
5
V
0.4
±1
5
3.2
250
250
2.35/5.25
2.5
1.2
3
1.4
1
15
4.2
5
3
DD
− 0.2
1, 2
Unit
V min
V min
V max
V max
μA max
nA typ
pF max
V min
V max
μA max
pF max
μs max
ns max
kSPS max
V min/max
mA typ
mA typ
mA max
mA max
μA max
mW max
mW max
μW max
μW max
Test Conditions/Comments
V
V
V
Typically 10 nA, V
I
I
16 SCLK cycles with SCLK at 5 MHz
See the Serial Interface section
Digital I/Ps = 0 V or V
V
V
V
V
Typically 50 nA
V
V
V
V
SOURCE
SINK
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 2.35 V
= 3.6 V to 5.25 V
= 2.35 V to 3.6 V
= 4.75 V to 5.25 V, SCLK on or off
= 2.35 V to 3.6 V, SCLK on or off
= 4.75 V to 5.25 V, f
= 2.35 V to 3.6 V, f
= 5 V, f
= 3 V, f
= 5 V
= 3 V
= 200 μA
= 200 μA, V
SAMPLE
SAMPLE
= 250 kSPS
= 250 kSPS
IN
DD
= 0 V or V
= 2.35 V to 5.25 V
DD
SAMPLE
AD7910/AD7920
SAMPLE
= 250 kSPS
= 250 kSPS
DD