HA17901AT 查看數據表（PDF） - Renesas Electronics

零件编号

产品描述 (功能)

生产厂家

HA17901AT

Quadruple Comparators

Renesas Electronics 

HA17901A Series

Test Circuits

1. Input offset voltage (VIO), input offset current (IIO), and Input bias current (IIB) test circuit

Rf 5k

RS 50

RS 50

VC1

SW1

R 20 k

R 20 k

SW2

Rf 5 k

VC2

VCC

− RL 51k

VO

+

470µ−+ V

SW1

On

Off

On

Off

SW2

On

Off

Off

On

Vout

VO1

VO2

VO3

VO4

VC1 =

1

2

VCC

VC2 = 1.4V

VIO

=

1

| VO1

+ Rf /

|

RS

(mV)

IIO =

| VO2 − VO1 |

R(1 + Rf / RS)

(nA)

IIB =

| VO4 − VO3 |

2 ⋅ R(1 + Rf / RS)

(nA)

2. Output saturation voltage (VO sat) output sink current (Iosink), and common-mode input voltage (VCM) test circuit

50

SW1 1

2

VC1 5k

SW2

1

2

50

VC2

VCC

1.6k

−

+

50

4.87k

SW3

Item VC1

VOsat 2V

VC3

Iosink 2V

VCM 2V

VC2 VC3 SW1

0V  1

0V 1.5V 1

−1 to  2

VCC

SW2 SW3

Unit

1

1 at

V

VCC = 5V

3 at

VCC = 15V

1

2

mA

Switched 3

V

between

1 and 2

3. Supply current (ICC) test circuit

1V

A

+

−

VCC

ICC: RL = ∞

Rev.1.00 Mar 10, 2006 page 5 of 15

Share Link: