DS_8009R_056 73S8009R Data Sheet
Rev. 1.3 7
Pin
Name
Pin
(SO28)
Pin
(QFN20)
Type Description
I/OUC 5 1 I/O System controller data I/O to/from the card. Includes a pull-
up resistor to V
DD.
AUX1UC 6 NA I/O System controller auxiliary data I/O to/from the card.
Includes a pull-up resistor to V
DD.
AUX2UC 7 NA I/O System controller auxiliary data I/O to/from the card.
Includes a pull-up resistor to V
DD.
CMDVCC%
CMDVCC#
8
9
2
3
I
I
Logic low on one or both of these pins will cause the LDO to
ramp the Vcc supply to the smart card and smart card
interface to the value described in the following table:
CMDVCC%
CMDVCC#
V
CC
Output Voltage
0 0 1.8 V
0 1 5.0 V
1 0 3.0 V
1 1 LDO off
Refer to for additional information on the CMDVCC% and
CMDVCC# operation.
RSTIN 10 4 I Reset Input. This signal is the reset command to the card.
RDY 12 6 O Signal to controller indicating the 73S8009R is ready
because V
CC
is above the required value after CMDVCC%
and/or CMDVCC# is asserted low. A 20 KΩ pull-up resistor
to V
DD
is provided internally. The pull-up is disabled in
PWRDN and CS=0 modes.
PWRDN 13 7 I
PWRDN=1 puts the circuit into low-power mode with all
analog functions disabled. The circuit will recover from the
PWRDN state in the same manner as recovery from a POR
event, taking approximately 1 ms. PWRDN assertion when
either CMDVCC% or CMDVCC# is low has no effect and is
ignored. There is no pull-up or pull-down provided on this pin.
73S8009R Data Sheet DS_8009R_056
8 Rev. 1.3
2 Electrical Specifications
This section provides the following:
Absolute Maximum Ratings
Recommended Operating Conditions
Smart Card Interface Requirements
Digital Signals Characteristics
DC Characteristics
Voltage / Temperature Fault Detection Circuits
2.1 Absolute Maximum Ratings
Table 2 lists the maximum operating conditions for the 73S8009R. Permanent device damage may occur
if absolute maximum ratings are exceeded. Exposure to the extremes of the absolute maximum rating for
extended periods may affect device reliability.
Table 2: Absolute Maximum Device Ratings
Parameter Rating
Supply voltage V
DD
-0.5 to 4.0 VDC
Supply voltage V
PC
-0.5 to 6.5 VDC
Input voltage for digital inputs -0.3 to (V
DD
+0.5) VDC
Storage temperature -60 °C to +150 °C
Pin voltage (except card interface) -0.3 to (V
DD
+ 0.5) VDC
Pin voltage (card interface) -0.3 to (V
CC
+ 0.5) VDC
ESD tolerance Card interface pins +/- 6 kV
ESD tolerance Other pins +/- 2 kV
Note: ESD testing on smart card pins is HBM condition, 3 pulses, each polarity referenced to ground.
Smart card pins are protected against shorts between any combination of smart card pins.
2.2 Recommended Operating Conditions
Function operation should be restricted to the recommended operating conditions specified in Table 3.
Table 3: Recommended Operating Conditions
Parameter Rating
Supply voltage V
DD
2.7 to 3.6 VDC
Supply voltage V
PC
for Class A-B-C Reader 4.75 to 6.0 VDC
Ambient operating temperature -40 °C to +85 °C
DS_8009R_056 73S8009R Data Sheet
Rev. 1.3 9
2.3 Smart Card Interface Requirements
Table 4 lists the 73S8009R Smart Card interface requirements.
Table 4: DC Smart Card Interface Requirements
Symbol Parameter Condition Min Nom Max Unit
Card Power Supply (V
CC
) Regulator
General Conditions: -40 °C < T < 85 °C, 4.75 V < V
PC
< 6.0 V, 2.7 V < V
DD
< 6.0 V
V
CC
Card supply voltage
including ripple and
noise
Inactive mode -0.1 0.1 V
Inactive mode I
CC
= 1 mA -0.1 0.4
Active mode; I
CC
< 65 mA; 5 V 4.65 5.25
Active mode; I
CC
< 65mA; 5 V,
NDS condition
4.75 5.25
Active mode; I
CC
< 65 mA; 3 V 2.85 3.15
Active mode; I
CC
< 40 mA; 1.8 V 1.68 1.92
Active mode; single pulse of
100 mA for 2 µs; 5 V, fixed load
= 25 mA
4.6 5.25
Active mode; single pulse of
100 mA for 2 µs; 3 V, fixed load
= 25 mA
2.7 3.15
Active mode; current pulses of
40 nAs with peak |I
CC
|
< 200 mA, t < 400 ns; 5 V
4.6 5.25
Active mode; current pulses of
40 nAs with peak |I
CC
|
< 200 mA, t <400 ns; 3 V
2.7 3.15
Active mode; current pulses of
20 nAs with peak |I
CC
|
< 100 mA, t <400 ns; 1.8 V
1.62 1.92
I
CCrip
V
CC
Ripple f
RIPPLE
= 20 kHz 200 MHz 350 mV
I
CCmax
Card supply output
current
Static load current, V
CC
> 1.65 V
40 mA
Static load current, VCC > 4.6 V
or 2.7 V as selected
90
I
CCF
I
CC
fault current Class A, B (5 V and 3 V) 100 180 mA
Class C (1.8 V) 60 130
V
SR
Vcc slew rate, rise rate
on activate
C
F
= 1.0 µF
0.06 0.15 0.25 V/μs
V
SF
Vcc slew rate, fall rate on
de-activate
C
F
= 1.0 µF on V
CC
0.075 0.15 0.6 Vs
V
RDY
V
CC
ready voltage, V
CC
rising (RDY = 1)
5 V operation 4.6 V
3 V operation 2.75
1.8 V operation 1.65
C
F
External filter capacitor
(V
CC
to GND)
C
F
should be ceramic with
low ESR (< 100 mΩ)
ISO 7816-13 application
1.0
µF
EMV 4.1 application
3.3

73S8009R-IMR/F

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
I/O Controller Interface IC Smart Card Interface IC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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