MC33560 Datasheet, PDF (8/24 Pages) ON Semiconductor – Power Management and Interface IC for Smartcard Readers and Couplers

CS
PWRON
INT
RDYMOD
MC33560
VBAT
240 k
Figure 19. Functional Block Diagram
VBAT
VBAT
VBATOK
CS
240 k
VBAT
240 k
VBAT
240 k
PWRON
S
QR
CARD
FAULT
LOGIC
CRDVCC
CS
t ^DELAY
50 mS
VBATOK
POWER
MANAGEMENT
LOGIC AND
PROGRAMMING
PROGRAM
CARDENABLE
IO
C4
C8
RESET
SYNCLK
ASYCLKIN
CARD PINS
SEQUENCER
FAULT ON/OFF 3V/5V
VBAT ^{DC/DC CONVERTER}
SEQ1 SEQ2 SEQ3 SEQ4
VBAT
CRDVCC
240 k
SEQ1
CARDENABLE
VBATOK
BIDIRECTIONAL
I/O
VBAT
CRDVCC
SEQ3
CARDENABLE
VBATOK
BIDIRECTIONAL
I/O
VBAT
CRDVCC
SEQ3
CARDENABLE
VBATOK
BIDIRECTIONAL
I/O
240 k
DATA
LATCH
CARDENABLE
VBATCRDVCC
LEVEL
SHIFT
SEQ4
VBAT
CRDVCC
240 k
INVOUT
CLOCK
GENERATOR
AND
PROGRAMMING
PROGRAM
CRDVCC
LEVEL
SHIFT
SEQ2
CRDCON
CRDDET
ILIM
L1
CRDVCC
CRDIO
CRDC4
CRDC8
CRDRST
CRDCLK
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