NCN8025AMNGEVB datasheet(8/15 Pages) ONSEMI

Part #	NCN8025AMNGEVB

Description	Compact SMART CARD Interface IC

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Manufacturer	ONSEMI [ON Semiconductor]

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NCN8025 / NCN8025A

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SMART CARD INTERFACE SECTION CI/O, CAUX1, CAUX2, CCLK, CRST, PRES, PRES (VDD = 3.3 V; VDDP = 5 V; Tamb = 25°C;

FCLKIN = 10 MHz)

Symbol

Parameter

Min

Typ

Max

Unit

VOH

VOL

tR

tF

tR/F

td

CRST @ CVCC = 1.8 V, 3.0 V, 5.0 V

Output RESET VOH @ Irst = −200 mA

Output RESET VOL @ Irst = 200 mA

Output RESET Rise time @ Cout = 100 pF (Note 9)

Output RESET Fall time @ Cout = 100 pF (Note 9)

Output Rise/Fall times @ CVCC = 1.8 V & Cout = 100 pF (Note 9)

RSTIN to CRST delay − Reset enabled (Note 9)

0.9 x CVCC

0

−

CVCC

0.20

100

200

2

V

ns

ms

FCRDCLK

VOH

VOL

FDC

trills

tulsa

SR

CCLK @ CVCC = 1.8 V, 3.0 V or 5.0 V

Output Frequency (Note 9)

Output CCLK VOH @ Iclk = −200 mA

Output CCLK VOL @ Iclk = 200 mA

Output Duty Cycle (Note 9)

Rise & Fall time

Output CCLK Rise time @ Cout = 33 pF (Note 9)

Output CCLK Fall time @ Cout = 33 pF (Note 9)

Slew Rate @ Cout = 33 pF (CVCC = 3.0 V or 5.0 V) (Note 9)

−

0.9 x CVCC

0

45

−

0.2

−

27

CVCC

+0.2

55

16

−

MHz

V

%

ns

V/ns

VIH

VIL

|IIL|

|IIH|

VOH

VOL

tRi / Fi

tRo / Fo

CAUX1, CAUX2, CI/O @ CVCC = 1.8 V, 3.0 V, 5.0 V

Input Voltage High Level

1.8 V Mode

3.0 V Mode

5.0 V Mode

Input Voltage Low Level

1.8 V mode

3.0 V mode

5.0 V mode

Low Level Input current VIL = 0 V

High Level Input current VIH = CVCC

Output VOH

@ IOH = −40 mA for CVCC = 3.0 V and 5.0 V

@ IOH = −20 mA for CVCC = 1.8 V

Output VOL

@ IOL = 1 mA, VIL = 0 V for CVCC = 1.8 V

@ IOL = 1 mA, VIL = 0 V for CVCC = 3.0 V and 5.0 V

Input Rising/Falling times (Note 9)

Output Rising/Falling times / Cout = 80 pF (Note 9)

1.0

1.6

2.3

−0.30

−

0.8 x CVCC

0

−

CVCC + 0.3

0.50

0.80

1.00

600

10

CVCC + 0.1

0.27

0.30

1.2

0.1

V

mA

V

ms

Fbidi

Maximum data rate through bidirectional I/O, AUX1 & AUX2 channels (Note 9)

−

1

MHz

RPU

CAUX1, CAUX2, CI/O Pull− Up Resistor

8

11

16

k

W

tIO

Propagation delay IOuc −> CI/O and CI/O −> IOuc (falling edge) (Note 9)

−

200

ns

tpu

Active pull−up pulse width buffers I/O, AUX1 and AUX2 (Note 9)

−

200

ns

Cin

Input Capacitance on data channels

−

10

pF

VIH

VIL

PRES, PRES

Card Presence Voltage High Level

Card Presence Voltage Low Level

0.7 x VDD

−0.3

−

VDD + 0.3

0.3 x VDD

V

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