2

2/23/00

SPT7862

ELECTRICAL SPECIFICATIONS

TEST

TEST

SPT7862

PARAMETERS

CONDITIONS

LEVEL

MIN

TYP

MAX

UNITS

Resolution

10

Bits

DC Accuracy

Integral Nonlinearity

V

±1.0

LSB

Differential Nonlinearity

V

±0.5

LSB

Analog Input

Input Voltage Range

IV

V

Input Resistance

V

29

k

Ω

Input Capacitance

V

5.0

pF

Input Bandwidth

(Small Signal)

V

250

MHz

Offset

V

±2.0

LSB

Gain Error

V

±2.0

LSB

Reference Input

Resistance

V

500

Ω

Voltage Range

IV

0

–

2.0

V

IV

3.0

–

V

V

1.0

4.0

5.0

V

90

mV

75

mV

Conversion Characteristics

Maximum Conversion Rate

VI

40

MHz

Minimum Conversion Rate

IV

2

MHz

Pipeline Delay (Latency)

IV

12

Clock Cycles

Aperture Delay Time

V

4.0

ns

Aperture Jitter Time

V

7

ps(rms)

Dynamic Performance

Effective Number of Bits

V

9.1

Bits

VI

7.8

8.3

Bits

Signal-to-Noise Ratio

(without Harmonics)

V

57.9

dB

I

52

54.2

dB

IV

47

dB

Note:

1.

Operation at any Absolute Maximum Rating is not implied. See Electrical Specifications for proper nominal

applied conditions in typical applications.

Supply Voltages

Input Voltages

AGND – DGND ..................................................

±100 mV

Output

Digital Outputs ....................................................... 10 mA

Temperature

Operating Temperature ............................. –40 to +85

°C

Junction Temperature ......................................... +175

°C

Lead Temperature, (soldering 10 seconds) ........ +300

°C

Storage Temperature ............................... –65 to +150

°C