CS5464(2007) Просмотр технического описания (PDF) - Cirrus Logic

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CS5464
(Rev.:2007)

Three-channel, Single-phase Power/Energy IC

Cirrus Logic 

CS5464

VOLTAGE REFERENCE

Parameter

Reference Output

Output Voltage

Temperature Coefficient

Load Regulation

Reference Input

Input Voltage Range

Input Capacitance

Input CVF Current

Symbol Min

Typ

Max Unit

VREFOUT

(Note 8) TCVREF

(Note 9)

∆VR

+2.4

-

-

+2.5

25

6

+2.6

60

10

V

ppm/°C

mV

VREFIN +2.4

+2.5

+2.6

V

-

4

-

pF

-

100

-

nA

Notes: 8. The voltage at VREFOUT is measured across the temperature range. From these measurements the

following formula is used to calculate the VREFOUT temperature coefficient:.

( ( ( TCVREF =

(VREFOUTMAX - VREFOUTMIN)

VREFOUTAVG

1

TAMAX - TAMIN

1.0 x 10 6

9. Specified at maximum recommended output of 1 µA, source or sink.

DS682F1

9

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