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| 型号： | 9240RPQS |
| 厂商： | MAXWELL TECHNOLOGIES |
| 元件分类： | ADC |
| 英文描述： | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, QFP44 |
| 封装： | RAD-PAK, QFP-44 |
| 文件页数： | 7/10页 |
| 文件大小： | 192K |
| 代理商： | 9240RPQS |
Memory
6
All data sheets are subject to change without notice
2002 Maxwell Technologies
All rights reserved.
14-Bit, 10 MSPS Monolithic A/D Converter with LPT ASIC
9240LP
03.08.02 Rev 4
TABLE 5. 9240LP AC SPECIFICATIONS
(AVDD = 5V, DVDD = 5V, DRVDD = 5V, f
SAMPLE = 10 MSPS, RBIAS = 2 K, VREF = 2.5V, AIN = -0.5 dBFS, AC COUPLED/
DIFFERENTIAL INPUT, T
A = -55 TO +125°C, UNLESS OTHERWISE SPECIFIED)
PARAMETER
SUBGROUPS
MIN
TYP
MAX
UNIT
SIGNAL-TO-NOISE AND DISTORTION RATIO (S/N+D)
f
INPUT = 500 kHz
f
INPUT = 1.0 MHz
f
INPUT = 5.0 MHz
--
76.0
76
75.5
--
dB
EFFECTIVE NUMBER OF BITS (ENOB)1
f
INPUT = 500 kHz
f
INPUT = 1.0 MHz
f
INPUT = 5.0 MHz
1. ENOB calculated from SNR.
12
--
12.5
12.3
11.9
--
Bits
SIGNAL-TO-NOISE RATIO (SNR)
f
INPUT = 500 kHz
f
INPUT = 1.0 MHz
f
INPUT = 5.0 MHz
9, 10, 11
74.5
--
-77-
77
--
dB
TOTAL HARMONIC DISTORTION (THD)
f
INPUT = 500 kHz
f
INPUT = 1.0 MHz
f
INPUT = 5.0 MHz
--
-76.0
-83.0
-75.0
--
dB
SPURIOUS FREE DYNAMIC RANGE
f
INPUT = 500 kHz
f
INPUT = 1.0 MHz
f
INPUT = 5.0 MHz
9, 10, 11
--
90.0
80.0
--
dB
DYNAMIC PERFORMANCE2
Full Power Bandwidth
Small Signal Bandwidth
Aperture Delay
Aperture Jitter
Acquisition to Full-Scale Step (0.0025%)
Overvoltage Recovery Time
2. Guaranteed by design.
--
70
1
4
45
167
--
MHz
ns
ps rms
ns
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