ADUCM310 datasheet(11/28 Pages) AD

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ADuCM310

Data Sheet

Rev. B Page 10 of 27

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

DAC AC CHARACTERISTICS

Slew Rate

VDAC0, VDAC1, VDAC4, and

VDAC5

V/µs

VDAC2, VDAC3, and VDAC6

1.1

V/µs

Voltage Output Settling Time

µs

Load =100 pF

0.05

Load = 0.01 µF

Digital-to-Analog Glitch Energy

nV/sec

1 LSB change at major carry

(DACxDAT register change from

0x07FF0000 to 0x08000000)

AC PSRR 100 Hz

VDAC0, VDAC1, VDAC4, and

VDAC5

VDAC2 and VDAC3

VDAC6 and VDAC7

AC PSRR 1 kHz

VDAC0, VDAC1, VDAC4, and

VDAC5

VDAC2 and VDAC3

VDAC6 and VDAC7

POWER-ON RESET (POR)

Refers to voltage at DVDD pin

POR Trip Level

2.80

2.85

2.9

Power-on level

2.74

2.79

2.83

Power-down level

POR Hysteresis

EXTERNAL RESET

External Reset Minimum Pulse

Width2

1.5

µs

Minimum pulse width required on

external RESET pin to trigger a

reset sequence

Reset Pin Glitch Immunity2

Maximum low pulse width on RESET

pin that does not generate a reset

TEMPERATURE SENSOR

Accuracy2

1.25

1.37

1.494

Indicates die temperature; ADC

measured voltage for temperature

sensor channel without calibration,

TA = 25°C

FLASH/EE MEMORY

Endurance

10,000

Cycles

Data Retention

Years

TJ = 85°C

INTERNAL HIGH POWER OSCILLATOR

MHz

Accuracy

−2.251

+2.251

Used as input to PLL to generate

80 MHz clock

−3.0

INTERNAL LOW POWER OSCILLATOR

32.768

kHz

Accuracy

−121

±8

+12

−22

±8

+12

LOGIC INPUTS

Input Low Voltage (VINL)

0.2 × IOVDD

Input High Voltage (VINH)

0.7 × IOVDD

Short-Circuit Current2

LOGIC OUTPUTS

Output High Voltage (VOH)11

IOVDD − 0.4

ISOURCE = 2 mA

Output Low Voltage (VOL)11

0.4

ISINK = 2 mA

Short-Circuit Current2

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