AD9551SLASHPCBZ datasheet(6/40 Pages) AD

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AD9551

Rev. B | Page 6 of 40

LOGIC INPUT PINS

Table 6.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

INPUT CHARACTERISTICS1

Logic 1 Voltage, VIH

1.0

For the CMOS inputs, a static Logic 1 results

from either a pull-up resistor or no connection

Logic 0 Voltage, VIL

0.8

Logic 1 Current, IIH

μA

Logic 0 Current, IIL

μA

1 The A[3:0], B[3:0], Y[3:0], and OUTSEL pins have 100 kΩ internal pull-up resistors.

RESET PIN

Table 7.

Parameter

Min

Typ

Max

Unit

INPUT CHARACTERISTICS1

Input Voltage High, VIH

1.8

Input Voltage Low, VIL

1.3

Input Current High, IINH

0.3

12.5

μA

Input Current Low, IINL

μA

MINIMUM PULSE WIDTH HIGH

1 The RESET pin has a 100 kΩ internal pull-up resistor, so the default state of the device is reset.

LOGIC OUTPUT PINS

Table 8.

Parameter

Min

Typ

Max

Unit

OUTPUT CHARACTERISTICS

Output Voltage High, VOH

2.7

Output Voltage Low, VOL

0.4

SERIAL CONTROL PORT

Table 9.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

Input Logic 1 Voltage

1.6

Input Logic 0 Voltage

0.5

Input Logic 1 Current

0.03

μA

Input Logic 0 Current

μA

Input Capacitance

SCLK

Input Logic 1 Voltage

1.6

Input Logic 0 Voltage

0.5

Input Logic 1 Current

μA

Input Logic 0 Current

0.03

μA

Input Capacitance

SDIO

Input

Input Logic 1 Voltage

1.6

Input Logic 0 Voltage

0.5

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