TDA8031 Datasheet, PDF (6/57 Pages) NXP Semiconductors – USB smart card reader (OTP or ROM)

Philips Semiconductors
USB smart card reader (OTP or ROM)
Product specification
TDA8030; TDA8031
handbook, full pagewidth
VDD
6.8 µH
RESET
EA
PSEN
ALE
P10 to P17
P30 to P37
7
54
52
53
63, 64,
1 to 6
32 to 39
8xC51
MICROCONTROLLER
16 kbytes EPROM
256 bytes RAM
TIMER 0, 1, 2
ENHANCED UART
CDELAY
31
SUPPLY
SUPERVISOR
TIME-OUT
COUNTER
LX
24
STEP-UP
CONVERTER
ISO7816
UART
CLOCK
CIRCUITRY
ANALOG
DRIVERS
AND
SEQUENCER
P20 to P27
P00 to P07
P32 / INT0
44 to 51
P33 / INT1
62 to 55
VDDD
DGND
42
CDEC
1 µF
43
3.3 V
LDO
VDDU
27
UGND
VDD
28
26
10 µF
D+
29
D−
30
DELATT
10
POWER
SWITCH
CONTROL
USB
ATX
TDA8031
ALE
P36 / WR
P37/ RD
512 bytes
AUXRAM
PLL
USB
INTERFACE
INTERFACE
CONTROL
XTAL
OSCILLATOR
INTERNAL
OSCILLATOR
23 ^VUP
25 STGND
1 µF
20
21
VCC
RST
18
CGND
19
CLK
13
I/O
17
C4
15
C8
16
PRES
22
TEST
41
XTAL1
40
XTAL2
12
SCANEN
8, 11
2
RFU
9, 14
2
RFU
MGU882
2003 Jul 04
Fig.2 Block diagram (TDA8031).
6