AD8561 datasheet(9/11 Pages) AD

Part #	AD8561

Description	Ultrafast 7 ns Single Supply Comparator

PDF	11 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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9 / 11 page

AD8561

–9–

REV. 0

SPICE Model

* AD8561 SPICE Macro-Model Typical Values

* 4/98, Ver. 1.0

* TAM / ADSC

* Node assignments

non-inverting input

inverting input

positive supply

negative supply

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Latch

|||||DGND

||||||Q

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QNOT

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.SUBCKT AD8561

* INPUT STAGE

3 5 PIX

2 5 PIX

IBIAS 99

5 800E-6

RC1

4 50 1E3

RC2

6 50 1E3

CL1

6 1E-12

CIN

2 3E-12

VCM1

7 1

7 DX

EOS

1 POLY(1) (31,98) 1E-3 1

* Reference Voltage

EREF 98 0 POLY(2) (99,0) (50,0) 0 0.5 0.5

RREF 98 0 100E3

* CMRR=80dB, ZERO AT 1kHz

ECM1 30 98 POLY(2) (1,98) (2,98) 0 0.5 0.5

RCM1 30 31 10E3

RCM2 31 98 1

CCM1 30 31 15.9E-9

* Latch Section

RX 80 51 100E3

E1 10 98 (4,6) 1

S1 10 11 (80,51) SLATCH1

R2 11 12 1

C3 12 98 10E-12

E2 13 98 (12,98) 1

R3 12 13 500

* Power Supply Section

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