Rainbow-electronics MAX1209 Manual de usuario descargar pdf (Pagina 5)

MAX1209

12-Bit, 80Msps, 3.3V IF-Sampling ADC

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ELECTRICAL CHARACTERISTICS (continued)

= 3.3V, OV

= 2.0V, GND = 0, REFIN = REFOUT (internal reference), V

= -0.5dBFS, CLKTYP = high, DCE = high, PD = low,

G/T = low, f

CLK

= 80MHz (50% duty cycle), T

= -40°C to +85°C, unless otherwise noted. Typical values are at T

= +25°C.) (Note 1)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

Input Resistance R

CLK

Figure 5 5 kΩ

Input Capacitance C

CLK

2pF

DIGITAL INPUTS (CLKTYP, G/T, PD)

Input High Threshold V

0.8 x

Input Low Threshold V

0.2 x

= OV

±5

Input Leakage Current

= 0 ±5

µA

Input Capacitance C

DIN

5pF

DIGITAL OUTPUTS (D11–D0, DAV, DOR)

D11–D0, DOR, I

SINK

= 200µA 0.2

Output Voltage Low V

DAV, I

SINK

= 600µA 0.2

D11–D0, DOR, I

SOURCE

= 200µA

0.2

Output Voltage High V

DAV, I

SOURCE

= 600µA

0.2

Tri-State Leakage Current I

LEAK

(Note 3) ±5 µA

D11–D0, DOR Tri-State Output

Capacitance

OUT

(Note 3) 3 pF

DAV Tri-State Output

Capacitance

DAV

(Note 3) 6 pF

POWER REQUIREMENTS

Analog Supply Voltage V

3.0 3.3 3.6 V

Digital Output Supply Voltage OV

1.7 2.0

0.3V

Normal operating mode,

= 175MHz at -0.5dBFS, CLKTYP = GND,

single-ended clock

111

Normal operating mode,

= 175MHz at -0.5dBFS,

CLKTYP = OV

DD,

differential clock

119 132

Analog Supply Current I

VDD

Power-down mode clock idle, PD = OV

0.001

1 2 3 4 5 6 7 8 9 10 ... 26 27

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Rainbow-electronics MAX1209 Manual de usuario Pagina 5

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