參數(shù)資料
型號: AD678AD
廠商: Analog Devices Inc
文件頁數(shù): 7/14頁
文件大小: 0K
描述: IC ADC 12BIT SAMPLING 28-CDIP
產(chǎn)品變化通告: Product Discontinuance 27/Oct/2011
標(biāo)準(zhǔn)包裝: 1
位數(shù): 12
采樣率(每秒): 200k
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 745mW
電壓電源: 模擬和數(shù)字,雙 ±
工作溫度: -40°C ~ 85°C
安裝類型: 通孔
封裝/外殼: 28-CDIP(0.605",15.37mm)
供應(yīng)商設(shè)備封裝: 28-CDIP
包裝: 管件
輸入數(shù)目和類型: 1 個單端,單極;1 個單端,雙極
AD678–SPECIFICATIONS
REV. C
–2–
AC SPECIFICATIONS
AD678J/A/S
AD678K/B/T
Parameter
Min
Typ
Max
Min
Typ
Max
Units
SIGNAL-TO-NOISE AND DISTORTION (S/N+D) RATIO
2
–0.5 dB Input (Referred to –0 dB Input)
70
71
73
dB
–20 dB Input (Referred to –20 dB Input)
51
53
dB
–60 dB Input (Referred to –60 dB Input)
11
13
dB
TOTAL HARMONIC DISTORTION (THD)
3
–88
–80
–88
–80
dB
0.004
0.010
0.004
0.010
%
PEAK SPURIOUS OR PEAK HARMONIC COMPONENT
–87
–80
–87
–80
dB
FULL POWER BANDWIDTH
1
MHz
FULL LINEAR BANDWIDTH
500
kHz
INTERMODULATION DISTORTION (IMD)
4
2nd Order Products
–85
–80
–85
–80
dB
3rd Order Products
–90
–80
–90
–80
dB
NOTES
1f
IN amplitude = –0.5 dB (9.44 V p-p) bipolar mode full scale unless otherwise indicated. All measurements referred to a –0 dB (9.997 V p-p) input signal unless
otherwise indicated.
2See Figures 13 and 14 for higher frequencies and other input amplitudes.
3See Figure 12.
4f
A = 9.08 kHz, fB = 9.58 kHz, with fSAMPLE = 200 kSPS. See Definition of Specifications section and Figure 16.
Specifications subject to change without notice.
DIGITAL SPECIFICATIONS
Parameter
Test Conditions
Min
Max
Units
LOGIC INPUTS
VIH
High Level Input Voltage
2.0
VDD
V
VIL
Low Level Input Voltage
0
0.8
V
IIH
High Level Input Current
VIN = VDD
–10
+10
A
IIL
Low Level Input Current
VIN = 0 V
–10
+10
A
CIN
Input Capacitance
10
pF
LOGIC OUTPUTS
VOH
High Level Output Voltage
IOH = 0.1 mA
4.0
V
IOH = 0.5 mA
2.4
V
VOL
Low Level Output Voltage
IOL = 1.6 mA
0.4
V
IOZ
High Z Leakage Current
VIN = 0 or VDD
–10
+10
A
COZ
High Z Output Capacitance
10
pF
Specifications subject to change without notice.
(TMIN to TMAX, VCC = +12 V
5%, VEE = –12 V
5%, VDD = +5 V
10%, fSAMPLE = 200 kSPS,
flN = 10.06 kHz unless otherwise noted)
1
(All device types TMIN to TMAX, VCC = +12 V
5%, VEE = –12 V
5%, VDD = +5 V
10%)
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