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| TDA8034T Datasheet, PDF (3/29 Pages) NXP Semiconductors – Smart card interface | |||
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NXP Semiconductors
6. Block diagram
TDA8034T; TDA8034AT
Smart card interface
100 nF
10 μF
100 nF
PRESN
RSTIN
CMDVCCN
OFFN
CLKDIV1
I/OUC
VDD
14
GND
9
VDDP
13
SUPPLY
INTERNAL
REFERENCE
INTERNAL
OSCILLATOR
VOLTAGE
SENSE
ALARMN
CLKUP
EN1
7
PVCC
VCC LDO
4
5
15 LEVEL
SHIFTER
6
SEQUENCER
EN4
CLOCK CLK
CIRCUITRY
EN3
EN2
RESET
GENERATOR
CLOCK
GENERATOR
CMDVCCN
DETECTION
THERMAL
PROTECTION
I/O
16
TRANSCEIVER
CRYSTAL
OSCILLATOR
3
1
VDD(INTF)
XTAL1
100 nF
2
XTAL2
TDA8034T
TDA8034AT
12 VCC
11 RST
470 nF 220 nF
10 CLK
8 I/O
CARD
CONNECTOR
C5 C1
C6 C2
C7 C3
C8 C4
001aak989
Fig 1. Block diagram
TDA8034T_TDA8034AT
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 2.0. â 12 November 2010
© NXP B.V. 2010. All rights reserved.
3 of 29
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