AD9000–SPECIFICATIONS

–2–

REV. A

ELECTRICAL CHARACTERISTICS

Commercial

Military

0 C to +70 C

–55 C to +125 C

AD9000JD

AD9000SD/SE

Parameter

Temp

Min

Typ

Max

Min

Typ

Max

Units

RESOLUTION

6

6

Bits

DC ACCURACY

Differential Linearity

+25

°C

0.25

0.5

0.25

0.5

LSB

Full

1.0

1.0

LSB

Integral Linearity

+25

°C

0.25

0.5

0.25

0.5

LSB

Full

1.0

1.0

LSB

No Missing Codes

Full

GUARANTEED

GUARANTEED

INITIAL OFFSET ERROR

Top of Reference Ladder

+25

°C

0.3

7/8

0.3

7/8

LSB

Full

1.5

1.5

LSB

Bottom of Reference Ladder

+25

°C

0.25

7/8

0.25

7/8

LSB

Full

1.5

1.5

LSB

Offset Drift Coefficient

Full

145

145

µV/°C

ANALOG INPUT

Input Voltage Range

Full

±2.0 V

±2.0 V

V

Input Bias Current (Sampling)

1

Full

800

800

µA

Input Bias Current (Latched)

1

Full

20

20

µA

Input Resistance

+25

°C

3.0

3.0

k

Ω

Input Capacitance

+25

°C35

50

35

50

pF

Full Power Bandwidth

2

+25

°C

20

20

MHz

REFERENCE INPUT

3, 4

Reference Ladder Resistance

+25

°C

80

200

80

200

Ω

Ladder Temperature Coefficient

0.275

0.275

Ω/°C

Reference Input Bandwidth

+25

°C

20

20

MHz

DYNAMIC PERFORMANCE

5

Conversion Rate

+25

°C

5070

7577

MHz

Conversion Time (+ 1 Clock)

+25

°C

20

13.3

ns

+25

°C2

2

ns

Aperture Uncertainty (Jitter)

+25

°C25

25

ps

6

+25

°C8

12

8

12

ns

7

+25

°C8

14

8

14

ns

Transient Response

8

+25

°C13

13

ns

+25

°C11

11

ns

Output Rise Time

10

+25

°C

5.0

4.5

ns

Output Fall Time

10

+25

°C

5.0

4.5

ns

Output Time Skew

+25

°C

0.4

0.4

ns

ENCODE INPUT

Logic “l” Voltage

Full

–1.1

–1.1

V

Logic “0” Voltage

Full

–1.5

–1.5

V

Logic “1” Current

Full

100

100

µA

Logic “0” Current

Full

100

100

µA

Input Capacitance

+25

°C

2.5

5.0

2.5

5.0

pF

+25

°C

6.6

6.6

ns

+25

°C

6.6

6.6

ns

(Supply Voltages = –5.2 V and +5.0 V; Differential Reference Voltage = 2.0 V

unless otherwise noted)