參數(shù)資料
型號: 5962-8876404XX
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: 8-CH 8-BIT FLASH METHOD ADC, PARALLEL ACCESS, CDIP28
封裝: 0.600 INCH, GLASS SEALED, CERDIP-28
文件頁數(shù): 7/14頁
文件大小: 366K
代理商: 5962-8876404XX
REV. D
–2–
AD7824/AD7828–SPECIFICATIONS (V
DD = 5 V, VREF(+) = 5 V, VREF(–) = GND = O V unless otherwise
noted. All specifications TMIN to TMAX unless otherwise noted. Specifications apply for Mode 0.)
Parameter
K Version
1
L Version
B, T Versions
C, U Versions Unit
Conditions/Comments
ACCURACY
Resolution
8
Bits
Total Unadjusted Error
2
±1
±1/2
±1
±1/2
LSB max
Minimum Resolution for which
No Missing Codes Are Guaranteed 8
8
Bits
Channel-to-Channel Mismatch
±1/4
LSB max
REFERENCE INPUT
Input Resistance
1.0/4.0
k
min/k max
VREF(+) Input Voltage Range
VREF(–)/
V min/V max
VDD
VREF(–) Input Voltage Range
GND/
V min/V max
VREF(+)
ANALOG INPUT
Input Voltage Range
VREF(–)/
VREF(– )/
V min/V max
VREF(+)
Input Leakage Current
±3
A max
Analog Input Any Channel
Input Capacitance
3
45
pF typ
0 V to 5 V
LOGIC INPUTS
RD, CS, A0, A1 & A2
VINH
2.4
V min
VINL
0.8
V max
IINH
11
1
A max
IINL
–1
A max
Input Capacitance
3
8
pF max
Typically 5 pF
LOGIC OUTPUTS
DB0–DB7 &
INT
VOH
4.0
V min
ISOURCE = 360
A
VOL
0.4
V max
ISINK = 1.6 mA
IOUT (DB0–DB7)
±3
A max
Floating State Leakage
Output Capacitance
3
8
pF max
Typically 5 pF
RDY
VOL
4
0.4
V max
ISINK = 2.6 mA
IOUT
±3
A max
Floating State Leakage
Output Capacitance
8
pF max
Typically 5 pF
SLEW RATE, TRACKING
3
0.7
V/
s typ
0.157
V/
s max
POWER SUPPLY
VDD
5
Volts
±5% for Specified
Performance
IDD
5
16
20
mA max
CS = RD = 2.4 V
Power Dissipation
50
mW typ
80
100
mW max
Power Supply Sensitivity
±1/4
LSB max
±1/16 LSB typ
VDD = 5 V
± 5%
NOTES
1Temperature ranges are as follows:
K, L Versions; 0
°C to 70°C
B, C Versions; –40
°C to +85°C
T, U Versions; –55
°C to +125°C
2Total Unadjusted Error includes offset, full-scale and linearity errors.
3Sample tested at 25
°C by Product Assurance to ensure compliance.
4RDY is an open drain output.
5See Typical Performance Characteristics.
Specifications subject to change without notice.
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