SPT9110 datasheet(11/11 Pages) CADEKA

11 / 11 page

11/12/98

SPT9110

PIN ASSIGNMENTS

PIN FUNCTIONS

Name

Function

Analog In

Single-ended analog input to the THA

Invert InA

Inverting input A to inverting amplifier

resistor R1

Invert InB

Inverting input B to inverting amplifier

resistor R2

Out+

Single-ended output of the THA

Out-

Output from the inverting amplifier

CLK

Noninverting differential PECL clock input

NCLK

Inverting differential PECL clock input

Ref In

Common-mode reference for the inverting

amplifier

Ref Out

Internal +2.5 V reference output

AVCC (THA)

Track-and-hold analog +5 V supply

AVCC (INV)

Inverter +5 V supply

AVCC (Ref)

Internal reference +5 V supply

AVCC (ESD) +5 V supply for ESD protection diodes

AGND (THA) Track-and-hold analog ground

AGND (Cap) Hold capacitor analog ground

AGND (Sub) Substrate analog ground

AGND (INV)

INVERTER analog ground

AGND (Ref)

Internal reference analog ground

PART NUMBER

TEMPERATURE RANGE

PACKAGE TYPE

SPT9110SIS

-40 to +85

°C

28L SOIC

ORDERING INFORMATION

AGND (THA)

Analog In

AGND (Sub)

AGND (THA)

AGND (Cap)

AGND (THA)

Ref In

Ref Out

AVCC (Ref)

AGND (Ref)

AGND (Sub)

AGND (INV)

Out+

AVCC (THA)

AVCC (INV)

Invert InB

Out-

AVCC (INV)

Invert InA

AVCC (THA)

NCLK

CLK

AVCC (ESD)

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