BU7233F datasheet(16/27 Pages) ROHM

No. de pieza	BU7233F

Descripción Electrónicos	Input Full Swing, Open Drain Output Low Supply Current CMOS Comparators

PDF	27 Pages

Scroll/Zoom	100%

Fabricante Electrónico	ROHM [Rohm]

Página de inicio	http://www.rohm.com

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Datasheet

www.rohm.com

TSZ02201-0RFR1G200440-1-2

16/24

25.Dec.2013 Rev.002

TSZ22111･15･001

BU7230G

BU7230SG

BU7233F

BU7233SF

Application Information

NULL Method Conditions for Test Circuit1

VDD, VSS, EK, VICM Unit:V

Parameter

SW1

SW2

SW3

VDD

VSS

VICM

Calculation

Input Offset Voltage

VF1

OFF

-0.1

0.3

Large Signal Voltage Gain

VF2

-0.3

0.3

VF3

-2.7

Common-mode Rejection Ratio

(Input Common-mode Voltage Range)

VF4

OFF

-0.1

VF5

Power Supply Rejection Ratio

VF6

OFF

1.8

-0.1

0.3

VF7

5.5

- Calculation -

1. Input Offset Voltage (VIO)

2. Large Signal Voltage Gain (AV)

3. Common-mode Rejection Ratio (CMRR)

4. Power Supply Rejection Ratio (PSRR)

Figure 41. Test Circuit 1(One channel only)

|VF5 -VF4|

CMRR = 20Log

V

ICM × (1+RF/RS)

[dB]

Av = 20Log

|VF3 -VF2|

E

K × (1+RF/RS)

[dB]

|VF7 - VF6|

VDD × (1+ R

F/RS)

[dB]

VIO =

1 + RF/RS

[V]

|VF1|

PSRR = 20Log

VICM

RS=50Ω

RF=50kΩ

RI=1MΩ

0.1

μF

0.1

μF

SW1

SW2

50k

Ω

SW3

VRL

0.47

μF

500k

Ω

500k

Ω

0.01

μF

15V

-15V

VDD

VSS

NULL

DUT

BU7233F Datasheet(PDF) 16 Page - Rohm

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