參數(shù)資料
型號(hào)： AD7859BS
廠商： ANALOG DEVICES INC
元件分類： ADC
英文描述： 3 V to 5 V Single Supply, 200 kSPS 8-Channel, 12-Bit Sampling ADCs
中文描述： 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP44
封裝： PLASTIC, QFP-44
文件頁(yè)數(shù)： 2/28頁(yè)
文件大小： 535K
代理商： AD7859BS
Parameter
A Version
1
B Version
1
Units
Test Conditions/Comments
DYNAMIC PERFORMANCE
Signal to Noise + Distortion Ratio
3
(SNR)
70
71
dB min
Typically SNR is 72 dB
V
IN
= 10 kHz Sine Wave, f
SAMPLE
= 200 kHz
(for L Version: f
SAMPLE
= 100 kHz @ f
CLKIN
= 2 MHz)
V
IN
= 10 kHz Sine Wave, f
SAMPLE
= 200 kHz
(for L Version: f
SAMPLE
= 100 kHz @ f
CLKIN
= 2 MHz)
V
IN
= 10 kHz Sine Wave, f
SAMPLE
= 200 kHz
(for L Version: f
SAMPLE
= 100 kHz @ f
CLKIN
= 2 MHz)
Total Harmonic Distortion (THD)
–78
–78
dB max
Peak Harmonic or Spurious Noise
–78
–78
dB max
Intermodulation Distortion (IMD)
Second Order Terms
–78
–78
dB typ
fa = 9.983 kHz, fb = 10.05 kHz, f
SAMPLE
= 200 kHz
(for L Version: f
SAMPLE
= 100 kHz @ f
CLKIN
= 2 MHz)
fa = 9.983 kHz, fb = 10.05 kHz, f
SAMPLE
= 200 kHz
(for L Version: f
SAMPLE
= 100 kHz @ f
CLKIN
= 2 MHz)
V
IN
= 25 kHz
Third Order Terms
–78
–78
dB typ
Channel-to-Channel Isolation
–80
–80
dB typ
DC ACCURACY
Resolution
Integral Nonlinearity
Differential Nonlinearity
Unipolar Offset Error
12
±
1
±
1
±
5
±
2
2(3)
±
5
±
2
±
2
1
±
1
2
12
±
0.5
±
1
±
5
±
2
2
±
5
±
2
±
2
1
±
1
2
Bits
LSB max
LSB max
LSB max
LSB typ
LSB max
LSB max
LSB typ
LSB max
LSB max
LSB typ
LSB typ
5 V Reference V
DD
= 5 V
Guaranteed No Missed Codes to 12 Bits
Unipolar Offset Error Match
Positive Full-Scale Error
Negative Full-Scale Error
Full-Scale Error Match
Bipolar Zero Error
Bipolar Zero Error Match
ANALOG INPUT
Input Voltage Ranges
0 to V
REF
0 to V
REF
Volts
i.e., AIN(+) – AIN(–) = 0 to V
REF
, AIN(–) Can Be
Biased Up But AIN(+) Cannot Go Below AIN(–)
i.e., AIN(+) – AIN(–) = –V
REF
/2 to +V
REF
/2, AIN(–)
Should Be Biased to +V
REF
/2 and AIN(+) Can Go
Below AIN(–) But Cannot Go Below 0 V
±
V
REF
/2
±
V
REF
/2
Volts
Leakage Current
Input Capacitance
±
1
20
±
1
20
μ
A max
pF typ
REFERENCE INPUT/OUTPUT
REF
IN
Input Voltage Range
Input Impedance
REF
OUT
Output Voltage
REF
OUT
Tempco
2.3/V
DD
150
2.3/2.7
20
2.3/V
DD
150
2.3/2.7
20
V min/max
k
typ
V min/max
ppm/
°
C typ
Functional from 1.2 V
LOGIC INPUTS
Input High Voltage, V
INH
2.4
2.1
3
2.4
0.8
0.6
±
10
10
2.4
2.1
3
2.4
0.8
0.6
±
10
10
V min
V min
V min
V min
V max
V max
μ
A max
pF max
AV
DD
= DV
DD
= 4.5 V to 5.5 V
AV
DD
= DV
DD
= 3.0 V to 3.6 V
AV
DD
= DV
DD
= 4.5 V to 5.5 V
AV
DD
= DV
DD
= 3.0 V to 3.6 V
AV
DD
= DV
DD
= 4.5 V to 5.5 V
AV
DD
= DV
DD
= 3.0 V to 3.6 V
Typically 10 nA, V
IN
= 0 V or V
DD
CAL
Pin
Input Low Voltage, V
INL
Input Current, I
IN
Input Capacitance, C
IN4
LOGIC OUTPUTS
Output High Voltage, V
OH
4
2.4
0.4
±
10
10
4
2.4
0.4
±
10
10
V min
V min
V max
μ
A max
pF max
AV
DD
= DV
DD
= 4.5 V to 5.5 V
AV
DD
= DV
DD
= 3.0 V to 3.6 V
I
SINK
= 1.6 mA
Output Low Voltage, V
OL
Floating State Leakage Current
Floating-State Output Capacitance
4
Output Coding
Straight (Natural) Binary
2s Complement
Unipolar Input Range
Bipolar Input Range
AD7859/AD7859L–SPECIFICATIONS
1, 2
External Reference, f
CLKIN
= 4 MHz (for L Version: 1.8 MHz (0
8
C to +70
8
C) and 1 MHz (–40
8
C to +85
8
C)); f
SAMPLE
= 200 kHz (AD7859) 100 kHz
(AD7859L);
SLEEP
= Logic High; T
A
= T
MIN
to T
MAX
, unless otherwise noted.) Specifications in () apply to the AD7859L.
(AV
DD
= DV
DD
= +3.0 V to +5.5 V, REF
IN
/REF
OUT
= 2.5 V
–2–
REV. A
相關(guān)PDF資料
PDF描述
AD7859L* 5V Low Power RS232 Transceiver; Package: PDIP; No of Pins: 16; Temperature Range: 0°C to +70°C
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD7859BSZ 功能描述:IC ADC 12BIT 8CHAN LP 44-MQFP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):12 采樣率（每秒）:300k 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 功率耗散（最大）:75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數(shù)目和類型:1 個(gè)單端，單極；1 個(gè)單端，雙極
AD7859L 制造商:AD 制造商全稱:Analog Devices 功能描述:3 V to 5 V Single Supply, 200 kSPS 8-Channel, 12-Bit Sampling ADCs
AD7859LAS 制造商:Analog Devices 功能描述:ADC Single SAR 100ksps 12-bit Parallel 44-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:12-BIT 8 CH.PARALLEL 100 KSPS I.C. - Bulk 制造商:Analog Devices 功能描述:IC 12-BIT ADC
AD7859LAS3 制造商:AD 制造商全稱:Analog Devices 功能描述:3 V to 5 V Single Supply, 200 kSPS8-Channel, 12-Bit Sampling ADCs
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