ADS-919MC 查看數據表（PDF） - Murata Power Solutions

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ADS-919MC

14-Bit, 2MHz, Low-Power Sampling A/D Converters

Murata Power Solutions 

ADS-919

®

®

ABSOLUTE MAXIMUM RATINGS

PARAMETERS

LIMITS

+12V/+15V Supply (Pin 22)

–12V/–15V Supply (Pin 24)

+5V Supply (Pin 13)

Digital Input (Pin 16)

Analog Input (Pin 20)

Lead Temperature (10 seconds)

0 to +16

0 to –16

0 to +6

–0.3 to +VDD +0.3

–4 to +17

+300

UNITS

Volts

Volts

Volts

Volts

Volts

°C

PHYSICAL/ENVIRONMENTAL

PARAMETERS

MIN. TYP. MAX. UNITS

Operating Temp. Range, Case

ADS-919MC, GC

ADS-919MM, GM

Thermal Impedance

θjc

θca

Storage Temperature

Package Type

Weight

0

—

+70

°C

–55

—

+125

°C

6

°C/Watt

24

°C/Watt

–65

—

+150

°C

24-pin, metal-sealed, ceramic DDIP or SMT

0.42 ounces (12 grams)

FUNCTIONAL SPECIFICATIONS

(TA = +25°C, ±VCC = ±15V (or ±12V), +VDD = +5V, 2MHz sampling rate, and a minimum 1 minute warmup ➀ unless otherwise specified.)

ANALOG INPUT

Input Voltage Range ➁

Input Resistance

Input Capacitance

MIN.

—

—

—

+25°C

TYP.

0 to +10

1

7

MAX.

—

—

15

0 to +70°C

MIN. TYP. MAX.

—

0 to +10

—

—

1

—

—

7

15

–55 to +125°C

MIN.

TYP. MAX.

—

0 to +10

—

—

1

—

—

7

15

DIGITAL INPUT

Logic Levels

Logic "1"

+2.0

—

—

+2.0

—

—

+2.0

—

—

Logic "0"

—

—

+0.8

—

—

+0.8

—

—

+0.8

Logic Loading "1"

—

—

+20

—

—

+20

—

—

+20

Logic Loading "0"

—

—

–20

—

—

–20

—

—

–20

Start Convert Positive Pulse Width ➂

20

200

—

20

200

—

20

200

—

STATIC PERFORMANCE

Resolution

Integral Nonlinearity (fin = 10kHz)

Differential Nonlinearity (fin = 10kHz)

Full Scale Absolute Accuracy

Unipolar Offset Error (Tech Note 2)

Gain Error (Tech Note 2)

No Missing Codes (fin = 10kHz)

—

14

—

—

14

—

—

—

±0.5

—

—

±0.75

—

—

—

±0.5

±0.95

—

±0.5

±0.95

—

—

±0.1

±0.3

—

±0.2

±0.4

—

—

±0.1

±0.25

—

±0.2

±0.4

—

—

±0.1

±0.3

—

±0.3

±0.5

—

14

—

—

14

—

—

14

14

—

±1

—

±0.5

±0.99

±0.4

±0.8

±0.4

±1.25

±0.5

±1

—

—

DYNAMIC PERFORMANCE

Peak Harmonics (–0.5dB)

dc to 500kHz

500kHz to 1MHz

Total Harmonic Distortion (–0.5dB)

dc to 500kHz

500kHz to 1MHz

Signal-to-Noise Ratio

(w/o distortion, –0.5dB)

dc to 500kHz

500kHz to 1MHz

Signal-to-Noise Ratio ➃

(& distortion, –0.5dB)

dc to 500kHz

500kHz to 1MHz

Two-Tone Intermodulation

Distortion (fin = 200kHz,

500kHz, fs = 2MHz, –0.5dB)

Noise

Input Bandwidth (–3dB)

Small Signal (–20dB input)

Large Signal (–0.5dB input)

Feedthrough Rejection (fin = 1MHz)

Slew Rate

Aperture Delay Time

Aperture Uncertainty

S/H Acquisition Time

(to ±0.003%FSR, 10V step)

Overvoltage Recovery Time ➄

A/D Conversion Rate

—

–76

–72

—

–76

–70

—

–76

–70

—

–76

–70

—

–74

–70

—

–74

–70

—

–74

–70

—

–74

–70

74

77

—

74

77

—

74

77

—

74

77

—

70

74

—

70

74

—

70

74

—

70

74

—

—

–80

—

—

300

—

—

–80

—

—

350

—

—

9

—

—

8

—

—

82

—

—

±200

—

—

±20

—

—

5

—

—

9

—

—

8

—

—

82

—

—

±200

—

—

±20

—

—

5

—

150

190

230

150

190

230

—

400

500

—

400

500

2

—

—

2

—

—

—

–74

–69

—

–74

–69

—

–73

–69

—

–73

–68

71

76

—

71

75

—

68

73

—

68

72

—

—

–79

—

—

450

—

—

9

—

—

8

—

—

82

—

—

±200

—

—

±20

—

—

5

—

150

190

230

—

400

500

2

—

—

UNITS

Volts

kΩ

pF

Volts

Volts

µA

µA

ns

Bits

LSB

LSB

%FSR

%FSR

%

Bits

dB

dB

dB

dB

dB

dB

dB

dB

dB

µVrms

MHz

MHz

dB

V/µs

ns

ps rms

ns

ns

MHz

2

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