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參數資料
| 型號： | ADS953 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 串行ADC |
| 英文描述： | 18-Bit, 1MHz, Low-Distortion Sampling A/D Converters |
| 中文描述： | 18位，1MHz的，低失真的采樣A / D轉換器 |
| 文件頁數： | 2/6頁 |
| 文件大?。?/td> | 141K |
| 代理商： | ADS953 |
ADS-953
2
+25°C 0 to +70°C –40 to +110°C
ANALOG INPUT MIN. TYP. MAX. MIN. TYP. MAX. MIN. TYP. MAX. UNITS
Input Voltage Range
— ±5 — — ±5 — — ±5 — Volts
Input Resistance
— 500 — — 500 — — 500 —
Input Capacitance
— 7 15 — 7 15 — 7 15 pF
DIGITAL INPUT
Logic Levels
Logic "1" +2.0 — — +2.0 — — +2.0 — — Volts
Logic "0" — — +0.8 — — +0.8 — — +0.8 Volts
Logic Loading "1" — — +20 — — +20 — — +20 μA
Logic Loading "0" — — –20 — — –20 — — –20 μA
Start Convert Positive Pulse Width
20 500 — 20 500 — 20 500 — ns
STATIC PERFORMANCE
Resolution
— 18 — — 18 — — 18 — Bits
Integral Nonlinearity
(f
in
= 10kHz) — ±10 — — ±10 — — ±15 — LSB
Differential Nonlinearity
(f
in
= 10kHz) –0.95 ±0.5 +1 –0.95 ±0.5 +1 –0.95 ±0.50 +1.25 LSB
Full Scale Absolute
Accuracy
— ±0.1 ±0.25 — ±0.25 ±0.4 — ±0.4 ±0.8 %FSR
Bipolar Zero Error
(Tech Note 2) — ±0.1 ±0.15 — ±0.15 ±0.25 — ±0.25 ±0.5 %FSR
Bipolar Offset Error
(Tech Note 2) — ±0.1 ±0.2 — ±0.2 ±0.3 — ±0.3 ±0.6 %FSR
Gain Error
(Tech Note 2) — ±0.1 ±0.25 — ±0.25 ±0.4 — ±0.4 ±0.9 %
No Missing Codes
(f
in
= 10kHz) 18 — — 18 — — 18 — — Bits
DYNAMIC PERFORMANCE
(500kHz Sampling Rate)
Peak Harmonics
(–0.5dB)
dc to 1kHz — –95 –93 — –95 –93 — –82 — dB
Total Harmonic Distortion
(–0.5dB)
dc to 100kHz — –85 –80 — –85 –80 — –81 — dB
Signal-to-Noise Ratio
(w/o distortion, –0.5dB)
dc to 100kHz 91 93 — 91 93 — — 92 — dB
Signal-to-Noise Ratio
(& distortion, –0.5dB)
dc to 100kHz 76 84 — 76 84 — — 80 — dB
DC Noise
— 76 — — 76 — — 76 — μVrms
Two-Tone Intermodulation
Distortion
(f
in
= 100kHz,
240kHz, f
s
= 500kHz, –0.5dB) — –85 — — –85 — — –81 — dB
Input Bandwidth
(–3dB)
Small Signal (–20dB input) — TBD — — TBD — — TBD — MHz
Large Signal (–0.5dB input) — TBD — — TBD — — TBD — MHz
Feedthrough Rejection
(f
in
= 500kHz) — 84 — — 84 — — 84 — dB
Slew Rate
— TBD — — TBD — — TBD — V/μs
Aperture Delay Time
— +20 — — +20 — — +20 — ns
Aperture Uncertainty
— 5 — — 5 — — 5 — ps rms
S/H Acquisition Time
( to ±0.003%FSR, 10V step) — 260 — — 260 — — 260 — ns
Overvoltage Recovery Time
— 500 — — 500 — — 500 — ns
A/D Conversion Rate
1 — — 1 — — 1 — — MHz
PARAMETERS LIMITS UNITS
+15V Supply
(Pin 9) 0 to +16 Volts
–15V Supply
(Pin 8) 0 to –16 Volts
+5V Supply
(Pins 10, 14) 0 to +6 Volts
–5V Supply
(Pin 11)
0 to –6 Volts
Digital Input
(Pin 16) –0.3 to +V
DD
+0.3 Volts
Analog Input
(Pin 4) ±15 Volts
Lead Temperature
(10 seconds) +300 °C
ABSOLUTE MAXIMUM RATINGS
PHYSICAL/ENVIRONMENTAL
FUNCTIONAL SPECIFICATIONS
(T
A
= +25°C, ±V
CC
= ±15V ±V
DD
= ±5V 1MHz sampling rate, and a minimum 1 minute warmup
unless otherwise specified.)
PARAMETERS MIN. TYP. MAX. UNITS
Operating Temp. Range, Case
ADS-953MC 0 — +70 °C
ADS-953ME –40 — +110 °C
Thermal Impedance
θ
jc — 5 — °C/Watt
θ
ca — 22 — °C/Watt
Storage Temperature Range
–65 — +150 °C
Package Type
32-pin,side-brazed, metal-sealed, ceramic TDIP
Weight
0.46 ounces (13 grams)
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相關代理商/技術參數 |
參數描述 |
|---|---|
| ADS-953 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:18-Bit, 1MHz, Low-Distortion Sampling A/D Converters |
| ADS-953MC | 制造商:Murata Power Solutions 功能描述:Dual ADC 2-Step Flash 1Msps 18-bit Parallel 32-Pin TDIP |
| ADS-953ME | 制造商:Murata Power Solutions 功能描述:Dual ADC 2-Step Flash 1Msps 18-bit Parallel 32-Pin TDIP |
| ADS976 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Converter IC |
| ADS9819U | 制造商:Texas Instruments 功能描述: |
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