參數(shù)資料
型號: AD7656BSTZ
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: 250 kSPS, 6-Channel,Simultaneous Sampling, Bipolar 12/14/16-Bit ADC
中文描述: 6-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, PQFP64
封裝: ROHS COMPLIANT, MS-026BCD, LQFP-64
文件頁數(shù): 3/25頁
文件大小: 308K
代理商: AD7656BSTZ
Preliminary Technical Data
AD7658/AD7657/AD7656
AD7658 SPECIFICATIONS
1
Table 1. AV
CC
= 4.5 V to 5.5 V, V
DD
= 9.5 V to 16.5 V, V
SS
= -9.5 V to -16.5V, DV
CC
= 4.5 V to 5.5 V, V
DRIVE
= 2.7V to 5.25V, f
SAMPLE
=
250 kSPS, VREF = 2.5V Internal/External, unless otherwise noted; T
A
= T
MIN
to T
MAX
, unless otherwise noted
Parameter
B Versions
1
DYNAMIC PERFORMANCE
Signal-to-Noise + Distortion (SINAD)
2
70
71
Total Harmonic Distortion (THD)
2
92
Peak Harmonic or Spurious Noise (SFDR)
2
-TBD
Intermodulation Distortion (IMD)
2
Second-Order Terms
94
Third-Order Terms
100
Aperture Delay
20
Aperature Delay Matching
2
100
Aperture Jitter
30
Full Power Bandwidth
8
2.2
DC ACCURACY
No Missing Codes
12
Integral Nonlinearity
2
±1
Positive Full Scale Error
2
±0.4
Bipolar Zero Error
2
±2.1
Negative Full Scale Error
2
±0.4
ANALOG INPUT
Input Voltage Ranges
±4xVREF
±2xVREF
DC Leakage Current
±0.3
Input Capacitance
30
REFERENCE INPUT/OUTPUT
Reference output voltage
2.49/2.51
Reference input Voltage range
2.5/3
DC Leakage current
±0.5
Input capacitance
20
V
REF
Output Impedance
1
Reference temperature Coefficient
25
10
LOGIC INPUTS
Input High Voltage, V
INH
0.7 x V
DRIVE
Input Low Voltage, V
INL
03 x V
DRIVE
Input Current, I
IN
±0.3
Input Capacitance, C
IN3
10
LOGIC OUTPUTS
Output High Voltage, V
OH
V
DRIVE
– 0.2
Output Low Voltage, V
OL
0.4
Floating-State Leakage Current
±0.3
Floating-State Output Capacitance
3
10
Output Coding
Two’s Complement
CONVERSION RATE
Conversion Time
3
Track-and-Hold Acquisition Time
400
Throughput Rate
250
POWER REQUIREMENTS
V
DD
+9.5V/+16.5V
Rev. PrI | Page 3 of 25
Unit
dB min
dB typ
dB typ
dB typ
dB typ
dB typ
ns max
ns max
ps typ
ps typ
MHz typ
MHz typ
Bits min
LSB typ
% FS max
mV max
% FS max
V
V
μA max
pF typ
V min/max
V min/max
μA max
pF typ
kOhms typ
ppm/°C max
ppm/°C typ
V min
V max
μA max
pF max
V min
V max
μA max
pF max
Test Conditions/Comments
f
IN
= 50 kHz sine wave
@ 3 dB
@ 0.1 dB
V
DD
= 5.5 V
RNG bit/RANGE pin = 0
RNG bit/RANGE pin = 1
V
REF
Pin
Typically 10 nA, V
IN
= 0 V or V
CC
I
SOURCE
= 200 μA;
I
SINK
= 200 μA
μs max
ns max
kSPS
V min/max
相關(guān)PDF資料
PDF描述
AD7656BSTZ-REEL 250 kSPS, 6-Channel,Simultaneous Sampling, Bipolar 12/14/16-Bit ADC
AD7657 250 kSPS, 6-Channel,Simultaneous Sampling, Bipolar 12/14/16-Bit ADC
AD7657BSTZ 250 kSPS, 6-Channel,Simultaneous Sampling, Bipolar 12/14/16-Bit ADC
AD7657BSTZ-REEL 250 kSPS, 6-Channel,Simultaneous Sampling, Bipolar 12/14/16-Bit ADC
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