NCN8024R
http://onsemi.com
13
ESD PROTECTION
The NCN8024R includes devices to protect the pins
against the ESD spikes voltages. To cope with the different
ESD voltages developed across these pins, the built in
structures have been designed to handle either 2 kV, when
related to the micro controller side, or 8 kV when connected
with the external contacts (HBM model). Practically, the
CRD_RST, CRD_CLK, CRD_IO, CRD_AUX1,
CRD_AUX2, CRD_PRES and CRD_PRES pins can sustain
8 kV. The CRD_VCC pin has the same ESD protection and
can source up to 70 mA continuously, the absolute
maximum current being internally limited with a max at
150 mA. The CRD_VCC current limit depends on V
DDP
and CRD_VCC.
Figure 8. Application Schematic
CLKDIV1
CLKDIV2
GNDP
NC
VDDP
NC
NC
CRD_PRES
CRD_I/O
CRD_AUX2
CRD_GND
5V/3V
CRD_AUX1
CRD_PRES
CLKIN
NC
AUX2uc
VDD
I/Ouc
AUX1uc
GND
CRD_CLK
CRD_VCC
CRD_RST
PORADJ
RSTIN
INT
CMDVCC
100 nF
10 mF
VDD
+3.3V
100 nF
VDD
+3.3V
100 nF
R1
R2
XTAL1 XTAL2
3.3 V Microcontroller
220 nF
5
6
7
8
1
2
3
4
Optional R1/R2 resistor divider if not
used PORADJ has to be connnected to
Ground
100 kW
VCC
RST
CLK
C4
GND
VPP
I/O
C8
DET
Normally Open
SMART CARD
ORDERING INFORMATION
Device Package Shipping
NCN8024RDWR2G SOIC28
(PbFree)
1000 / Tape & Reel
NCN8024RDTBR2G* TSSOP28
(PbFree)
2500 / Tape & Reel
For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*Consult Sales Office
NCN8024R
http://onsemi.com
14
PACKAGE DIMENSIONS
SOIC28 WB
CASE 751F05
ISSUE H
11.00
28X
0.52
28X
1.30
1.27
DIMENSIONS: MILLIMETERS
1
PITCH
28
14 15
8X
A1
1
15
14
28
B
S
X
M
0.025 Y
S
T
M
0.25 Y
M
SEATING
PLANE
A
DIM MIN MAX
MILLIMETERS
A 2.35 2.65
A1 0.13 0.29
B 0.35 0.49
C 0.23 0.32
D 17.80 18.05
E 7.40 7.60
G 1.27 BSC
H 10.05 10.55
L 0.41 0.90
M 0 8
__
L
C
PIN 1 IDENT
D
E
H
0.10
X
Y
G
T
M
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS D AND E DO NOT INCLUDE MOLD
PROTRUSION
4. MAXIMUM MOLD PROTRUSION 0.15 PER SIDE.
5. DIMENSION B DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBER
PR5OTRUSION SHALL NOT BE 0.13 TOTATL IN
EXCESS OF B DIMENSION AT MAXIMUM
MATERIAL CONDITION.
*For additional information on our PbFree strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
SOLDERING FOOTPRINT*
NCN8024R
http://onsemi.com
15
PACKAGE DIMENSIONS
TSSOP28
CASE 948AA
ISSUE A
0.20 A
e
SECTION AA
DETAIL A
(L1)
0.25
15
28
14
PIN ONE
LOCATION
NOTES:
1. DIMENSIONS AND TOLERANCING PER
ASME Y14.5M, 1994.
2. DIMENSIONS IN MILLIMETERS.
3. DIMENSION b DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE
0.08 MM TOTAL IN EXCESS OF THE “b”
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
4. DATUMS A AND B TO BE DETERMINED
AT DATUM PLANE H.
B
EE1
BC
1
0.10
SEATING
A
C
D
C
PLANE
0.05
A
A2
A1
b
28X
0.10 ABC
A A
DETAIL A
DIM MIN MAX
MILLIMETERS
A −−− 1.20
A1 0.05 0.15
A2 0.80 1.05
b 0.19 0.30
b1 0.19 0.25
c 0.09 0.20
c1 0.09 0.16
D 9.60 9.80
E 6.40 BSC
E1 4.30 4.50
e 0.65 BSC
L 0.45 0.75
L1 1.00 REF
R 0.09 −−−
R1 0.09 −−−
S 0.20 −−−
01 0 8
02 12 REF
03 12 REF
_
_
__
L
03
01
R
R1
S
02
H
GAUGE PLANE
(b)
b1
c1
c
2X
28X
1.15
28X
0.42
0.65
DIMENSIONS: MILLIMETERS
PITCH
SOLDERING FOOTPRINT*
6.70
RECOMMENDED
*For additional information on our PbFree strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice
to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
“Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All
operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights
nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications
intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should
Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates,
and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal
Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner.
PUBLICATION ORDERING INFORMATION
N. American Technical Support: 8002829855 Toll Free
USA/Canada
Europe, Middle East and Africa Technical Support:
Phone: 421 33 790 2910
Japan Customer Focus Center
Phone: 81358171050
NCN8024R/D
LITERATURE FULFILLMENT:
Literature Distribution Center for ON Semiconductor
P.O. Box 5163, Denver, Colorado 80217 USA
Phone: 3036752175 or 8003443860 Toll Free USA/Canada
Fax: 3036752176 or 8003443867 Toll Free USA/Canada
Email: orderlit@onsemi.com
ON Semiconductor Website: www.onsemi.com
Order Literature: http://www.onsemi.com/orderlit
For additional information, please contact your loca
l
Sales Representative

NCN8024RDWGEVB

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
Interface - Specialized
Lifecycle:
New from this manufacturer.
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