AD9576BCPZ datasheet(14/65 Pages) AD

14 / 65 page

AD9576

Data Sheet

Rev. A | Page 14 of 65

LOGIC INPUT PINS CHARACTERISTICS—REF_SEL, RESET, SPx, PPRx

Table 13.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

INPUT STATIC CHARACTERISTICS

REF_SEL Pin

Internal 30 kΩ pull-down resistor

Logic 1 Voltage (VIH)

2.11

Logic 0 Voltage (VIL)

1.0

Logic 1 Current (IIH)

195

µA

VIH = VDD_x; value represents the magnitude

of current draw

Logic 0 Current (IIL)

0.25

µA

VIL = GND; value represents the magnitude

of current draw

RESET Pin

Internal 30 kΩ pull-up resistor

Logic 1 Voltage (VIH)

1.9

Logic 0 Voltage (VIL)

0.9

Logic 1 Current (IIH)

0.04

µA

VIH = VDD_x; value represents the magnitude

of current draw

Logic 0 Current (IIL)

260

µA

VIL = GND; value represents the magnitude

of current draw

SPx Pins

Logic 1 Voltage (VIH)

VDD_x − 0.5

Logic 0 Voltage (VIL)

0.28

Logic 1 Current (IIH)

µA

VIH = VDD_x; value represents the magnitude

of current draw

Logic 0 Current (IIL)

0.04

µA

VIL = GND; value represents the magnitude

of current draw

RESET TIMING

Pule Width Low

1.25

RESET Inactive to Start of

1.25

PPR0 TO PPR3 PINS EXTERNAL

TERMINATION

Maximum resistor tolerance = 10%

State 0

820

Ω

Pull-down to GND

State 1

1800

Ω

Pull-down to GND

State 2

3900

Ω

Pull-down to GND

State 3

8200

Ω

Pull-down to GND

State 4

820

Ω

Pull-up to VDD_x

State 5

1800

Ω

Pull-up to VDD_x

State 6

3900

Ω

Pull-up to VDD_x

State 7

8200

Ω

Pull-up to VDD_x

STATUS OUTPUT PINS CHARACTERISTICS—LD_0, LD_1, REF_SW, REF_STATUS, REF_ACT

Table 14.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

OUTPUT CHARACTERISTICS

ILOAD = 1 mA (source or sink)

Logic 1 Voltage

VDD_x − 0.1

Logic 0 Voltage

0.03

AD9576BCPZ Datasheet(PDF) 14 Page - Analog Devices

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