ADC1175 datasheet(5/19 Pages) NSC

5 / 19 page

Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

DD,DVDD

6.5V

Voltage on Any Pin

−0.3V to 6.5V

RT,VRB

SS to AVDD

CLK, OE Voltage

−0.5 to (AV

DD + 0.5V)

Digital Output Voltage

SS to DVDD

Input Current (Note 3)

±25mA

Package Input Current

(Note 3)

±50mA

Package Dissipation at 25˚C

(Note 4)

ESD Susceptibility (Note 5)

Human Body Model

2000V

Machine Model

200V

Soldering Temp., Infrared, 10

sec. (Note 6)

300˚C

Storage Temperature

−65˚C to +150˚C

Operating Ratings(Notes 1, 2)

Temperature Range

−20˚C

≤ T

≤ +75˚C

DD,DVDD

+4.75V to +5.25V

DD −DVDD

<0.5V

|AV

SS -DVSS|

0V to 100 mV

1.0V to V

0V to 4.0V

RT -VRB

1V to 2.8V

IN Voltage Range

RB to VRT

Converter Electrical Characteristics

The following specifications apply for AV

DD =DVDD = +5.0VDC, OE = 0V, VRT = +2.6V, VRB = 0.6V, CL = 20 pF,

CLK = 20MHz at 50% duty cycle. Boldface limits apply for TA =TMIN to TMAX; all other limits TA = 25˚C (Notes 7, 8)

Symbol

Parameter

Conditions

Typical

(Note 9)

Limits

(Note 9)

Units

DC Accuracy

INL

Integral Non Linearity

CLK = 20 MHz

±0.5

±1.3

LSB( max)

INL

Integral Non Linearity

CLK = 30 MHz

±1.0

LSB( max)

DNL

Differential Non Linearity

CLK = 20 MHz

±0.35

±0.75

LSB( max)

DNL

Differential Non Linearity

CLK = 30 MHz

±1.0

LSB( max)

Missing Codes

(max)

Top Offset

−24

Bottom Offset

+37

Video Accuracy

Differential Phase Error

in = 4.43 MHz sine wave,

CLK = 17.7 MHz

0.5

Degree

Differential Gain Error

in = 4.43 MHz sine wave,

CLK = 17.7 MHz

0.4

Analog Input and Reference Characteristics

Input Range

2.0

V(min)

V(max)

IN Input Capacitance

IN = 1.5V + 0.7Vrms

(CLK LOW)

(CLK HIGH)

IN Input Resistance

>1M

Ω

Analog Input Bandwidth

120

MHz

Top Reference Resistor

360

Ω

REF

Reference Ladder Resistance

RT to VRB

300

200

Ω(min)

400

Ω(max)

Bottom Reference Resistor

Ω

REF

Reference Ladder Current

RT =VRTS,VRB =VRBS

4.8

mA (min)

9.3

mA(max)

RT =VRTS,VRB =AVSS

5.4

mA (min)

10.5

mA(max)

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