HS-32 View Datasheet(PDF) - Unspecified

Part Name

Description

MFG CO.

HS-32

14-Bit, 5MHz Sampling A/D Converters

Unspecified 

ADS-944

®

®

ABSOLUTE MAXIMUM RATINGS

PARAMETERS

LIMITS

UNITS

PHYSICAL/ENVIRONMENTAL

PARAMETERS

MIN. TYP.

MAX. UNITS

+15V Supply (Pins 12)

0 to +16

Volts

–15V Supply (Pin 13)

0 to –16

Volts

+5V Supply (Pins 1, 10)

0 to +6

Volts

–5V Supply (Pin 2, 14)

0 to –6

Volts

Digital Input (Pin 8, 9, 32)

–0.3 to +VDD +0.3

Volts

Analog Input (Pin 3)

–5 to +5

Volts

Lead Temperature (10 seconds)

+300

°C

Operating Temp. Range, Case

ADS-944MC

ADS-944MM/883

Thermal Impedance

θjc

θca

Storage Temperature Range

Package Type

Weight

0

—

+70

°C

–55

—

+125

°C

—

7

—

°C/Watt

—

21

—

°C/Watt

–65

—

+150

°C

32-pin, metal-sealed, ceramic TDIP or SMT

0.46 ounces (13 grams)

FUNCTIONAL SPECIFICATIONS

(TA = +25°C, ±VCC = ±15V, +VDD = +5V,Vdd = –5.2V, 5MHz sampling rate, and a minimum 3 minute warmup Œ unless otherwise specified.)

ANALOG INPUT

MIN.

+25°C

TYP.

MAX.

0 to +70°C

MIN.

TYP. MAX.

–55 to +125°C

MIN. TYP. MAX.

UNITS

Input Voltage Range

Input Resistance

Input Capacitance

—

±1.25

—

500

550

—

—

6

15

—

±1.25

—

500

550

—

—

6

15

—

±1.25

—

Volts

500

550

—

Ω

—

6

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 Ž

40

80

—

40

80

—

40

80

—

ns

STATIC PERFORMANCE

Resolution

Integral Nonlinearity (fin = 10kHz)

Differential Nonlinearity (fin = 10kHz)

Full Scale Absolute Accuracy

Bipolar Zero Error (Tech Note 2)

Bipolar Offset Error (Tech Note 2)

Gain Error (Tech Note 2)

No Missing Codes (fin = 10kHz)

—

14

—

—

14

—

—

14

—

Bits

—

±0.75

—

—

±0.75

—

—

±1.0

—

LSB

–0.95

±0.5

+1.2

–0.95

±0.5

+1.2

–0.95

±0.5

+1.5

LSB

—

±0.15

±0.4

—

±0.15

±0.4

—

±0.4

±0.8

%FSR

—

±0.1

±0.3

—

±0.1

±0.3

—

±0.3

±0.6

%FSR

—

±0.2

±0.4

—

±0.2

±0.4

—

±0.3

±0.9

%FSR

—

±0.2

±0.4

—

±0.2

±0.4

—

±0.4

±1.5

%

14

—

—

14

—

—

14

—

—

Bits

DYNAMIC PERFORMANCE

Peak Harmonics (–0.5dB)

dc to 100kHz

100kHz to 1MHz

1MHz to 2.5MHz

Total Harmonic Distortion (–0.5dB)

dc to 100kHz

100kHz to 1MHz

1MHz to 2.5MHz

Signal-to-Noise Ratio

(w/o distortion, –0.5dB)

dc to 100kHz

100kHz to 1MHz

1MHz to 2.5MHz

Signal-to-Noise Ratio 

(& distortion, –0.5dB)

dc to 100kHz

100kHz to 1MHz

1MHz to 2.5MHz

Noise

Two-tone Intermodulation

Distortion (fin = 2.45MHz,

1.975MHz, fs = 5MHz, –0.5dB)

Input Bandwidth (–3dB)

Small Signal (–20dB input)

Large Signal (–0.5dB input)

Feedthrough Rejection (fin = 2.5MHz)

Slew Rate

Aperture Delay Time

Aperture Uncertainty

—

–85

–77

—

–78

–71

—

–75

–70

—

–82

–76

—

–77

–70

—

–73

–68

73

76

—

73

76

—

73

75

—

71

75

—

70

73

—

68

71

—

—

135

—

—

–82

—

—

20

—

—

13

—

—

90

—

—

±110

—

—

+10

—

—

3

—

—

–85

–75

—

–78

–70

—

–75

–68

—

–82

–74

—

–77

–70

—

–73

–65

73

76

—

73

76

—

73

75

—

71

75

—

69

73

—

66

71

—

—

135

—

—

–82

—

—

20

—

—

13

—

—

90

—

—

±110

—

—

+10

—

—

3

—

—

–81

–71

dB

—

–75

–67

dB

—

–71

–61

dB

—

–78

–70

dB

—

–73

–65

dB

—

–70

–60

dB

71

75

—

dB

71

75

—

dB

71

75

—

dB

68

73

—

dB

65

71

—

dB

62

69

—

dB

—

135

—

µVrms

—

–82

—

dB

—

20

—

MHz

—

13

—

MHz

—

90

—

dB

—

±110

—

V/µs

—

+10

—

ns

—

3

—

ps rms

2

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