73S8009C-32IM/F Maxim Integrated Products, 73S8009C-32IM/F Datasheet - Page 2

• Manufacturer Part Number: 73S8009C-32IM/F
• Description: IC PWR MGMT/SMART CARD INT 32QFN
• Manufacturer: Maxim Integrated Products

Specifications of 73S8009C-32IM/F

• Applications: Smart Card Reader, Writer
• Voltage - Supply: 3 V ~ 3.6 V
• Package / Case: 32-VFQFN Exposed Pad
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Interface: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

73S8009C Data Sheet
FEATURES
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Smart card Interface:
• Complies with ISO-7816-3 and EMV 4.1
• A DC-DC Converter provides 1.8 V/3 V/5 V
• Provides up to 65 mA to the card
• ISO-7816-3 Card emergency deactivation
• 2 voltage supervisors detect voltage drops
• Card over-current detection 150 mA max.
• 2 card detection inputs, 1 for either user
• Auxiliary I/O lines for synchronous and
• Card CLK clock frequency up to 20 MHz
• 6 kV ESD and short circuit protection on
System Controller Interface:
• 5 Signal images of the card signals
• 2 Inputs activate and select the card
• 2 Outputs, interrupt to the system controller
• 1 Chip Select input
• 2 Handshaking signals for proper shutdown
ON/OFF Main System Switch:
• Input for an SPST momentary switch to
and derivative standards
to the card from a wide range of external
power supply inputs
sequencer
on the V
supplies
polarity
ISO-7816-12 USB card support
the card interface
(RSTIN, CLKIN, I/OUC, AUX1UC and
AUX2UC)
voltage (CMDVCC% and CMDVCC#)
(OFF and RDY), to inform the system
controller of the card presence / faults and
status of the interface
sequencing of all output supply voltages
(OFF_REQ, OFF_ACK)
ground
CC
(card) and V
DD
(digital) power
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System Power Supply requirements:
Power Supply Output:
Industrial temperature range
Small format QFN package
RoHS compliant (6/6) lead-free package
DC-DC Converter:
• Step-up converter
• Generates an intermediary voltage V
• Requires a single 10 µH Inductor
• When using VBUS: Standard USB +5
• When using V
• When using V
• Automated detection of voltage presence -
• V
input (range +4.4 V to 5.5 V)
Priority on VBUS over VBAT
external circuitry: 3.3 V ±0.3 V, 40 mA
DD
supply output available to power up
BAT
PC
: 2.7 V to 6.5 V
: 4.0 V to 6.5 V
DS_8009C_025
Rev. 1.5
P