MAX12555ETL 查看數據表（PDF） - Maxim Integrated

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MAX12555ETL

14-Bit, 95Msps, 3.3V ADC

Maxim Integrated 

14-Bit, 95Msps, 3.3V ADC

Typical Operating Characteristics (continued)

(VDD = 3.3V, OVDD = 1.8V, GND = 0, REFIN = REFOUT (internal reference), VIN = -0.5dBFS, CLKTYP = high, DCE = high, PD = low,

G/T = low, fCLK ≈ 95MHz (50% duty cycle, 1.4VP-P square wave), TA = +25°C, unless otherwise noted.)

REFERENCE OUTPUT VOLTAGE

LOAD REGULATION

2.05

2.04

2.03

2.02

2.01

+85°C

2.00

1.99

1.98

-40°C

1.97

+25°C

1.96

1.95

-2.0 -1.5 -1.0 -0.5

0

0.5

IREFOUT SINK CURRENT (mA)

REFERENCE OUTPUT VOLTAGE

SHORT-CIRCUIT PERFORMANCE

3.5

3.0

2.5 +85°C

2.0

1.5

+25°C

1.0

0.5

-40°C

0

-3.0

-2.0

-1.0

0

1.0

IREFOUT SINK CURRENT (mA)

REFERENCE OUTPUT VOLTAGE

vs. TEMPERATURE

2.039

2.037

2.035

2.033

2.031

2.029

-40 -15

10

35

60

85

TEMPERATURE (°C)

3.0

2.5

2.0

1.5

1.0

0.5

0

-2

REFP, COM, REFN

LOAD REGULATION

VREFP

VREFN

VCOM

INTERNAL REFERENCE

MODE AND BUFFERED EXTERNAL

REFERENCE MODE

-1

0

1

2

SINK CURRENT (mA)

REFP, COM, REFN

SHORT-CIRCUIT PERFORMANCE

3.5

3.0

2.5

2.0

VREFP

VCOM

1.5

1.0

0.5

0

-8

VREFN

INTERNAL REFERENCE

MODE AND BUFFERED

EXTERNAL REFERENCE MODE

-4

0

4

8

12

SINK CURRENT (mA)

______________________________________________________________________________________ 11

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