Rainbow-electronics MAX1213 Bedienungsanleitung PDF herunterladen (Seite 4)

MAX1213

1.8V, 12-Bit, 170Msps ADC for

Broadband Applications

4 _______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(AV

= OV

= 1.8V, AGND = OGND = 0, f

SAMPLE

= 170MHz, differential sine-wave clock input drive, 0.1µF capacitor on REFIO,

internal reference, digital output pins differential R

= 100Ω ±1%, T

= T

MIN

to T

MAX

, unless otherwise noted. ≥+25°C guaranteed by

production test, <+25°C guaranteed by design and characterization. Typical values are at T

= +25°C.)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

LVCMOS DIGITAL INPUTS (CLKDIV, T/B)

Digital Input Voltage Low V

0.2 x AV

Digital Input Voltage High V

0.8 x AV

TIMING CHARACTERISTICS

CLK-to-Data Propagation Delay t

PDL

Figure 4 1.85 ns

CLK-to-DCLK Propagation Delay t

CPDL

Figure 4 4.815 ns

DCLK-to-Data Propagation Delay t

PDL

- t

CPDL

Figure 4 (Note 2) 2.5 2.965 3.4 ns

LVDS Output Rise Time t

RISE

20% to 80%, C

= 5pF 460 ps

LVDS Output Fall Time t

FALL

20% to 80%, C

= 5pF 460 ps

Output Data Pipeline Delay t

LATENCY

Clock

cycles

POWER REQUIREMENTS

Analog Supply Voltage Range AV

1.70 1.80 1.90 V

Digital Supply Voltage Range OV

1.70 1.80 1.90 V

Analog Supply Current I

AVCC

= 65MHz 483 555 mA

Digital Supply Current I

OVCC

= 65MHz 58 67 mA

Analog Power Dissipation P

DISS

= 65MHz 975 1120 mW

Offset 1.8 mV/V

Power-Supply Rejection Ratio

(Note 3)

PSRR

Gain 1.5 %FS/V

Note 1: Static linearity and offset parameters are computed from a best-fit straight line through the code transition points. The full-

scale range (FSR) is defined as 4095 x slope of the line.

Note 2: Parameter guaranteed by design and characterization: T

= T

MIN

to T

MAX

Note 3: PSRR is measured with both analog and digital supplies connected to the same potential.

1 2 3 4 5 6 7 8 9 ... 20 21

Broadband Applications 1

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