AD9559PCBZ datasheet(11/120 Pages) AD

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Data Sheet

AD9559

Rev. 0 | Page 11 of 120

SERIAL PORT SPECIFICATIONS—SPI MODE

Table 14.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

M5/ EE

M5/

CSE

is a dual function pin; the values in

this table apply when this pin is used as a

serial port pin, that is,

CSEE

; see Table 16 for

the specifications when this pin is used as

a multifunction pin (M5)

Input Logic 1 Voltage

2.2

Input Logic 0 Voltage

0.8

Input Logic 1 Current

µA

Input Logic 0 Current

µA

Input Capacitance

SCLK

Internal 10 kΩ pull-down resistor

Input Logic 1 Voltage

2.2

Input Logic 0 Voltage

0.8

Input Logic 1 Current

200

µA

Input Logic 0 Current

µA

Input Capacitance

SDIO

As an Input

Input Logic 1 Voltage

2.2

Input Logic 0 Voltage

0.8

Input Logic 1 Current

µA

Input Logic 0 Current

µA

Input Capacitance

As an Output

Output Logic 1 Voltage

VDD3 − 0.6

1 mA load current

Output Logic 0 Voltage

0.4

1 mA load current

M4/SDO

M4/SDO is a dual function pin; the values in

this table apply when this pin is used as

a serial port pin, that is SDO; see Table 16

for the specifications when this pin is used

as a multifunction pin (M4)

Output Logic 1 Voltage

VDD3 − 0.6

1 mA load current

Output Logic 0 Voltage

0.4

1 mA load current

TIMING

See Figure 47 and Figure 50

SCLK

Clock Rate, 1/tCLK

MHz

Pulse Width High, tHIGH

Pulse Width Low, tLOW

SDIO to SCLK Setup, tDS

SCLK to SDIO Hold, tDH

SCLK to Valid SDIO and SDO, tDV

CSEE

to SCLK Setup (tS)

CSEE

to SCLK Hold (tC)

CSEE

Minimum Pulse Width High

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