參數(shù)資料
型號: AD670JN
廠商: Analog Devices Inc
文件頁數(shù): 6/12頁
文件大?。?/td> 0K
描述: IC ADC 8BIT SGNL COND 20-DIP
標(biāo)準(zhǔn)包裝: 18
位數(shù): 8
采樣率(每秒): 10k
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 450mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 20-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 20-PDIP
包裝: 管件
輸入數(shù)目和類型: 1 個差分,單極;1 個差分,雙極
Model
AD670A
AD670B
AD670S
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Units
OPERATING TEMPERATURE RANGE
–40
+85
–40
+85
–55
+125
°C
RESOLUTION
8
Bit
CONVERSION TIME
10
s
RELATIVE ACCURACY
1/2
1/4
1/2
LSB
TMIN to TMAX
1/2
1
LSB
DIFFERENTIAL LINEARITY ERROR
1
TMIN to TMAX
GUARANTEED NO MISSING CODES ALL GRADES
GAIN ACCURACY
@ +25
°C
1.5
0.75
1.5
LSB
TMIN to TMAX
2.5
1.5
2.5
LSB
UNIPOLAR ZERO ERROR
@ +25
°C
1.0
0.5
1.0
LSB
TMIN to TMAX
2.0
1.0
2.0
LSB
BIPOLAR ZERO ERROR
@ +25
°C
1.0
0.5
1.0
LSB
TMIN to TMAX
2.0
1.0
2.0
LSB
ANALOG INPUT RANGES
DIFFERENTIAL ( –VIN to +VIN)
Low Range
0 to +255
mV
–128 to +127
mV
High Range
0 to +2.55
V
–1.28 to +1.27
V
ABSOLUTE (Inputs to Power GND)
Low Range TMIN to TMAX
–0.150
VCC – 3.5 –0.150
VCC – 3.5 V
High Range TMIN to TMAX
–1.50
VCC
–1.50
VCC
–1.50
VCC
V
BIAS CURRENT (255 mV RANGE)
TMIN to TMAX
200
500
200
500
200
750
nA
OFFSET CURRENT (255 mV RANGE)
TMIN to TMAX
40
200
40
200
40
200
nA
2.55 V RANGE INPUT RESISTANCE
8.0
12.0
8.0
12.0
8.0
12.0
k
2.55 V RANGE FULL-SCALE MATCH
+ AND – INPUT
±1/2
LSB
COMMON-MODE REJECTION
RATIO (255 mV RANGE)
11
1
LSB
COMMON-MODE REJECTION
RATIO (2.55 V RANGE)
1
LSB
POWER SUPPLY
Operating Range
4.5
5.5
4.5
5.5
4.75
5.5
V
Current ICC
30
45
30
45
30
45
mA
Rejection Ratio TMIN to TMAX
0.015
% of FS/%
DIGITAL OUTPUTS
SINK CURRENT (VOUT = 0.4 V)
TMIN to TMAX
1.6
mA
SOURCE CURRENT (VOUT = 2.4 V)
TMIN to TMAX
0.5
mA
THREE-STATE LEAKAGE CURRENT
40
A
OUTPUT CAPACITANCE
5
pF
DIGITAL INPUT VOLTAGE
VINL
0.8
0.7
V
VINH
2.0
V
DIGITAL INPUT CURRENT
(0
≤ V
IN ≤ +5 V)
IINL
–100
A
IINH
+100
+ 100
A
INPUT CAPACITANCE
10
pF
NOTES
1Tested at V
CC = 4.5 V, 5.0 V and 5.5 V for A, B grades; 4.75 V, 5.0 V and 5.5 V for S grade.
Specifications shown in boldface are tested on all production units at final electrical test. Results from those tests are used to calculate outgoing quality levels. All min and max specifications
are guaranteed, although only those shown in boldface are tested on all production units.
Specifications subject to change without notice.
AD670
REV. A
–3–
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