TDA8023 Datasheet, PDF (4/32 Pages) NXP Semiconductors – Low power IC card interface

NXP Semiconductors
TDA8023
Low power IC card interface
optional
external
resistor
bridge
100 nF
R2
PORADJ 20
V_DD
22
LX
10 µF
V_DDP
26
6.8 µH
SBP
27
SBM
25
SAM
23
R1
CDEL 21
SUPPLY
CCDEL
SUPERVISOR
GND 10
DC-TO-DC CONVERTER
SAP
28
24 GNDP
1 ^VUP
100 nF
4.7 µF
4
V_DDI
3
SDWN
SDA ⁵
6
SCL
9
CLKIN
I²C-BUS
I/OUC ^{11 INTERFACE}
INT ²
8
SPRES
7
SAD0
TDA8023
SEQUENCER
CLOCK
COUNTER
CARD
DRIVERS
17
V_CC
100 nF
18
RST
16
CLK
14 _I/O
13
C4
12
C8
19
PRES
15 _GNDC
Fig 2. Block diagram with inductive DC-to-DC converter
001aag337
7. Pinning information
7.1 Pinning
VUP 1
INT 2
SDWN 3
V_DDI 4
SDA 5
SCL 6
SAD0 7
SPRES 8
CLKIN 9
GND 10
I/OUC 11
C8 12
C4 13
I/O 14
TDA8023TT
28 SAP
27 SBP
26 V_DDP
25 SBM
24 GNDP
23 SAM
22 V_DD
21 CDEL
20 PORADJ
19 PRES
18 RST
17 V_CC
16 CLK
15 GNDC
001aag338
Fig 3. Pin configuration TDA8023TT
TDA8023_1
Product data sheet
Rev. 01 — 16 July 2007
© NXP B.V. 2007. All rights reserved.
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