M56710FP 데이터 시트보기 (PDF) - Renesas Electronics

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M56710FP

F2F Magnetic Stripe Encoding Card Reader

Renesas Electronics 

M56710FP

(Ta = −20 to 75°C, VCC = 5 V, unless otherwise noted)

Item

Test

Limits

Circ

Symbol uit

Min

Typ

Max

Unit

Test Conditions

Negative

LDI

threshold

voltage

VTH−4

6

1.5

—

2.7

V

Hysterisis

LDI

width

VHY4

—

0.5

—

1.5

V (VTH+4) − (VTH−4)

Standby

VCC1, VCC2 ICCW

1

—

0.7

1.0

mA VIN = 0 mVp-p

circuit current

Operating

VCC1, VCC2

circuit current

ICCR

Oscillation

RCP

fOSC

frequency

1

—

1.9

2.4

mA fIN = 8.2 kHz

VIN = 68 mVp-p sine wave

fOSC = 1 MHz

1

0.75

—

1.5

MHz COSC = 33 pF

Output pulse

width

RCP

TOW

7

15

16

17

µs

fOSC = 1 MHz

Intra-output RDT, RCP TOD

7

7

delay time

8

9

µs

fOSC = 1 MHz

Input noise

INV

width

TNW

7

0.5

—

—

µs

Note: 1. Min. and max. limits do not represent absolute values.

2. Typ. limits represent standard values when Ta = 25°C and VCC = 5V.

Test Circuit

On the following drawing, COSC = 33 pF, RPK = 470 Ω, CPK = 0.033 µF, CNF = 470 pF, CVR = 1 µF

1. Testing of VREF, ICCW, ICCR, fosc

CNF

RPK

CPK

VIN, fIN

VREF V

LDI

F2F

PKO

PKI

AMP

HD2

HD1

VRF

GND

VCC1

VCC2

CX1

CX2

IB1

IB2

INV

CLS

RDT

RCP

VCC

A

ICCW

ICCR

COSC

fOSC

Oscilloscope

RCP

TOW

fOSC =

16

TOW

REJ03F0175-0201 Rev.2.01 Mar 31, 2008

Page 8 of 13

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