SPT

2

3/10/97

SPT7760

Notes: 1. Operation at any Absolute Maximum Rating is not implied. See Electrical Specifications for proper nominal applied condi-

tions in typical applications.

ELECTRICAL SPECIFICATIONS

TEST

TEST

SPT7760A

SPT7760B

PARAMETERS

CONDITIONS

LEVEL

MIN

TYP

MAX

MIN

TYP

MAX UNITS

Resolution

8

8

Bits

DC Accuracy (+25

°C)

Integral Nonlinearity

I

-1.0

+1.0

-1.5

+1.5 LSB

Differential Nonlinearity

f

I

-0.85

+0.95

-0.95

+1.5 LSB

No Missing Codes

Guaranteed

Guaranteed

Analog Input

Input Voltage Range

I

V

RB

V

RT

V

RB

V

RT

V

Input Bias Current

V

I

.75

2.0

.75

2.0 mA

Input Resistance

V

15

15

k

Ω

Input Capacitance

Over Full Input Range

V

15

15

pF

Input Bandwidth

Small Signal

V

900

900

MHz

Large Signal

V

500

500

MHz

Offset Error V

RT

I

-30

+30

-30

+30 mV

Offset Error V

RB

I

-30

+30

-30

+30 mV

Input Slew Rate

V

5

5

V/ns

Clock Synchronous

Input Currents

V

2

2

µA

Reference Input

Ladder Resistance

I

60

80

60

80

Ω

Reference Bandwidth

V

30

30

MHz

Timing Characteristics

Maximum Sample Rate

I

1

1

GHz

Aperture Jitter

V

2

2

ps

Acquisition Time

V

250

250

ps

CLK to Data Ready Delay

IV

0.9

1.4

1.9

0.9

1.4

1.9 ns

Clock to Data Delay

IV

1.25

1.75

2.25

1.25

1.75

2.25 ns

Dynamic Performance

Signal-To-Noise Ratio

(without Harmonics)

f

I

45

43

dB

f

I

43

41

dB

Total Harmonic Distortion

f

I

-44

-42

dBc

f

I

-36

-34

dBc

Output

Digital Output Current ........................................ 0 to -28 mA

Temperature

Operating Temperature, ambient ...................... .-25 to +85

°C

case ................................... +125

°C

junction ............................... +150

°C

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

°C

Storage Temperature ...................................... -65 to +150

°C

Supply Voltages

Negative Supply Voltage (V

Ground Voltage Differential ............................. .-0.5 to +0.5 V

Input Voltage

Analog Input Voltage ........................................ +0.5 V to V

EE

Reference Input Voltage .................................. +0.5 V to V

EE

Digital Input Voltage ......................................... +0.5 V to V

EE

Reference Current V