V
參數(shù)資料
型號: AD7922ARMZ
廠商: Analog Devices Inc
文件頁數(shù): 23/32頁
文件大小: 0K
描述: IC ADC 12BIT 1MSPS DUAL 8-MSOP
標(biāo)準(zhǔn)包裝: 50
位數(shù): 12
采樣率(每秒): 1M
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 20mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 8-MSOP
包裝: 管件
輸入數(shù)目和類型: 2 個單端,單極
產(chǎn)品目錄頁面: 779 (CN2011-ZH PDF)
配用: EVAL-AD7922CBZ-ND - BOARD EVAL FOR AD7922
AD7912/AD7922
Rev. 0 | Page 3 of 32
SPECIFICATIONS
AD7912 SPECIFICATIONS
Temperature range for A Grade from 40°C to +85°C.
VDD = 2.35 V to 5.25 V, fSCLK = 18 MHz, fSAMPLE = 1 MSPS; TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
A Grade1
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
fIN = 100 kHz sine wave
Signal-to- Noise + Distortion (SINAD)2
61
dB min
Total Harmonic Distortion (THD)2
71
dB max
Peak Harmonic or Spurious Noise (SFDR)2
72
dB max
Intermodulation Distortion (IMD)2
Second-Order Terms
82
dB typ
fa = 100.73 kHz, fb = 90.7 kHz
Third-Order Terms
83
dB typ
fa = 100.73 kHz, fb = 90.7 kHz
Aperture Delay
10
ns typ
Aperture Jitter
30
ps typ
Channel-to-Channel Isolation2
90
dB typ
Full Power Bandwidth
8.5
MHz typ
@ 3 dB
1.5
MHz typ
@ 0.1 dB
DC ACCURACY
Resolution
10
Bits
Integral Nonlinearity2
±0.5
LSB max
Differential Nonlinearity2
±0.5
LSB max
Guaranteed no missed codes to 10 bits
Offset Error2
±0.5
LSB max
Offset Error Match2, 3
±0.3
LSB max
Gain Error2
±0.5
LSB max
Gain Error Match2, 3
±0.3
LSB max
Total Unadjusted Error (TUE)2
±0.5
LSB max
ANALOG INPUT
Input Voltage Ranges
0 to VDD
V
DC Leakage Current
±0.3
A max
Input Capacitance
20
pF typ
LOGIC INPUTS
Input High Voltage, VINH
0.7 (VDD)
V min
2.35 V ≤ VDD ≤ 2.7 V
2
V min
2.7 V < VDD ≤ 5.25 V
Input Low Voltage, VINL
0.3
V max
VDD = 2.35 V
0.2 (VDD)
V max
2.35 V < VDD ≤ 2.7 V
0.8
V max
2.7 V < VDD ≤ 5.25 V
Input Current, IIN, SCLK Pin
±0.3
A max
Typically 8 nA, VIN = 0 V or VDD
Input Current, IIN, CS Pin
±0.3
A max
Input Current, IIN, DIN Pin
±0.3
A max
Input Capacitance, CIN3
5
pF max
LOGIC OUTPUTS
Output High Voltage, VOH
VDD 0.2
V min
ISOURCE = 200 A, VDD = 2.35 V to 5.25 V
Output Low Voltage, VOL
0.2
V max
ISINK = 200 A
Floating-State Leakage Current
±0.3
A max
Floating-State Output Capacitance3
5
pF max
Output Coding
Straight (natural) binary
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