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TDA8030 데이터시트(PDF) 10 Page - NXP Semiconductors

부품명 TDA8030
상세설명  USB smart card reader (OTP or ROM)
Download  57 Pages
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제조업체  PHILIPS [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA8030 데이터시트(HTML) 10 Page - NXP Semiconductors

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2003 Jul 04
10
Philips Semiconductors
Product specification
USB smart card reader (OTP or ROM)
TDA8030; TDA8031
7.2
TDA8031
SYMBOL
PIN
DESCRIPTION
P12
1
8xC51 general purpose I/O port (USB_MC_READY)
P13
2
8xC51 general purpose I/O port (USB_CLK_EN_N)
P14
3
8xC51 general purpose I/O port (USB_RESET_N)
P15
4
8xC51 general purpose I/O port (USB_SOFTCONNECT_EXT)
P16
5
8xC51 general purpose I/O port (available for the application)
P17
6
8xC51 general purpose I/O port (available for the application)
RESET
7
reset input (active HIGH, integrated pull-down resistor to ground)
RFU
8
test pin; leave open-circuit in the application
RFU
9
test pin; leave open-circuit in the application
DELATT
10
delayed attachment reference signal output for external pull-up resistor on pin D+ (an internal
1.5 k
Ω pull-up resistor is already embedded in the chip)
RFU
11
test pin; leave open-circuit in the application
SCANEN
12
connect to GND within the application; for programming the EPROM connect to VDD as well
as pin TEST (pin 22); also used for test purposes
I/O
13
data input/output from the card (C7); 14 k
Ω integrated pull-up resistor connected to V
CC
RFU
14
test pin; leave open-circuit in the application
C8
15
auxiliary I/O for C8 contact; 14 k
Ω integrated pull-up resistor connected to V
CC
PRES
16
card presence detection input (active HIGH; no need for external pull-up)
C4
17
auxiliary I/O for C4 contact; 14 k
Ω integrated pull-up resistor connected to VCC
CGND
18
cards ground (C5) Must be connected to GND
CLK
19
clock output (C30)
VCC
20
card supply output voltage (ISO C1 contact); must be decoupled with two 100 nF low ESR
ceramic capacitors to CGND
RST
21
cards reset output (C2)
TEST
22
test pin input
VUP
23
output of the DC-to-DC converter (decouple with a 1
µF capacitor to STGND)
LX
24
DC-to-DC converter inductor connection (a Schottky diode should be tied to VUP)
STGND
25
DC-to-DC converter ground connection
VDD
26
soft switched positive supply voltage (decouple with 10
µF capacitor to GND)
VDDU
27
positive supply voltage for the bus (4.2 to 5.5 V)
UGND
28
bus ground
D+
29
USB D+ data line
D
30
USB D
− data line
CDELAY
31
connection for an external capacitor to ground determining the Power-on reset pulse width
(typ 1 ms per 2 nF)
P30/RxD
32
8xC51 general purpose I/O port/serial input port (available for the application)
P31/TxD
33
8xC51 general purpose I/O port/serial output port (available for the application)
P32/INT0
34
8xC51 general purpose I/O port/external interrupt 0 (used by the ISO UART))
P33/INT1
35
8xC51 general purpose I/O port/external interrupt 1 (used by the USB interface)
P34
36
8xC51 general purpose I/O port (USB_SUSPEND in TDA8030)


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