參數(shù)資料
型號： AD7910AKS-REEL
廠商： ANALOG DEVICES INC
元件分類： ADC
英文描述： 250 kSPS, 10-/12-Bit ADCs in 6-Lead SC70
中文描述： 1-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO6
封裝： MO-203AB, SC-70, 6 PIN
文件頁數(shù)： 2/20頁
文件大?。?/td> 1091K
代理商： AD7910AKS-REEL
REV. B
–2–
AD7910–SPECIFICATIONS
1
(V
= 2.35 V to 5.25 V, f
SCLK
= 5 MHz, f
SAMPLE
= 250 kSPS, T
A
= T
MIN
to T
MAX
, unless
otherwise noted.)
Parameter
A Grade
1, 2
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
Signal-to-Noise + Distortion (SINAD)
3
Total Harmonic Distortion (THD)
3
Peak Harmonic or Spurious Noise (SFDR)
3
Intermodulation Distortion (IMD)
3
Second-Order Terms
Third-Order Terms
Aperture Delay
Aperture Jitter
Full Power Bandwidth
f
IN
= 100 kHz Sine Wave
61
–72
–73
dB min
dB max
dB max
–82
–82
10
30
13.5
2
dB typ
dB typ
ns typ
ps typ
MHz typ
MHz typ
fa = 100.73 kHz, fb = 90.7 kHz
fa = 100.73 kHz, fb = 90.7 kHz
@ 3 dB
@ 0.1 dB
DC ACCURACY
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
3, 4
Gain Error
3, 4
Total Unadjusted Error (TUE)
3, 4
ANALOG INPUT
Input Voltage Ranges
DC Leakage Current
Input Capacitance
LOGIC INPUTS
Input High Voltage, V
INH
Input Low Voltage, V
INL
10
±
0.5
±
0.5
±
1
±
1
±
1.2
Bits
LSB max
LSB max
LSB max
LSB max
LSB max
Guaranteed No Missed Codes to 10 Bits
0 to V
DD
±
0.5
20
V
m
A max
pF typ
Track-and-Hold in Track, 6 pF Typ when in Hold
2.4
0.8
0.4
±
0.5
±
10
5
V min
V max
V max
m
A max
nA typ
pF max
V
DD
= 5 V
V
DD
= 3 V
Typically 10 nA, V
IN
= 0 V or V
DD
Input Current, I
IN
, SCLK Pin
Input Current, I
IN
,
CS
Pin
Input Capacitance, C
IN5
LOGIC OUTPUTS
Output High Voltage, V
OH
Output Low Voltage, V
OL
Floating-State Leakage Current
Floating-State Output Capacitance
5
Output Coding
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition Time
3
Throughput Rate
POWER REQUIREMENTS
V
DD
I
DD
Normal Mode(Static)
V
DD
– 0.2
0.4
±
1
5
Straight (Natural) Binary
V min
V max
m
A max
pF max
I
SOURCE
= 200
m
A, V
DD
= 2.35 V to 5.25 V
I
SINK
= 200
m
A
2.8
250
250
m
s max
ns max
kSPS max
14 SCLK Cycles with SCLK at 5 MHz
2.35/5.25
V min/max
Digital I/Ps = 0 V or V
DD
V
DD
= 4.75 V to 5.25 V, SCLK On or Off
V
DD
= 2.35 V to 3.6 V, SCLK On or Off
V
DD
= 4.75 V to 5.25 V, f
SAMPLE
= 250 kSPS
V
DD
= 2.35 V to 3.6 V, f
SAMPLE
= 250 kSPS
Typically 50 nA
2.5
1.2
3
1.4
1
mA typ
mA typ
mA max
mA max
m
A max
Normal Mode (Operational)
Full Power-Down Mode
Power Dissipation
6
Normal Mode (Operational)
15
4.2
5
3
mW max
mW max
m
W max
m
W max
V
DD
= 5 V, f
SAMPLE
= 250 kSPS
V
DD
= 3 V, f
SAMPLE
= 250 kSPS
V
DD
= 5 V
V
DD
= 3 V
Full Power-Down
NOTES
1
Temperature range from –40
∞
C to +85
∞
C.
2
Operational from V
= 2.0 V, with input high voltage (V
INH
) 1.8 V min.
3
See Terminology section.
4
SC70 values guaranteed by characterization.
5
Guaranteed by characterization.
6
See Power Vs. Throughput Rate section.
Specifications subject to change without notice.
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