參數(shù)資料
型號： TDA8020HL/C1
廠商： NXP SEMICONDUCTORS
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP32
封裝： 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-358-1, LQFP-32
文件頁數(shù)： 24/28頁
文件大?。?/td> 137K
代理商： TDA8020HL/C1
2003 Nov 06
5
Philips Semiconductors
Product specication
Dual IC card interface
TDA8020HL
PINNING
SYMBOL
PIN
TYPE
DESCRIPTION
PRES1
1
I
card 1 presence contact input (active HIGH)
CGND1
2
supply
ground connection output to card 1 (C5 contact)
CLK1
3
O
clock output to card 1 (C3 contact)
VCC1
4
supply
supply voltage output to card 1 (C1 contact); decouple to pin CGND1 with
2
× 100 nF capacitors with ESR < 100 m
RST1
5
O
reset output to card 1 (C2 contact)
I/O2
6
I/O
I/O contact to card 2 (C7 contact); internal 15 k
pull-up resistance to
pin VCC2
PRES2
7
I
card 2 presence contact input (active HIGH)
CGND2
8
supply
ground connection output to card 2 (C5 contact)
CLK2
9
O
clock output to card 2 (C3 contact)
VCC2
10
supply
supply voltage output to card 2 (C1 contact); decouple to pin CGND2 with
2
× 100 nF capacitors with ESR < 100 m
RST2
11
O
reset output to card 2 (C2 contact)
GND
12
supply
ground connection
VUP
13
I/O
output of DC-to-DC converter; a 220 nF capacitor with ESR < 100 m
must
be connected to pin AGND
SAP
14
I/O
capacitor connection for the DC-to-DC converter; a 220 nF capacitor with
ESR < 100 m
must be connected between pins SAP and SAM
SBP
15
I/O
capacitor connection for the DC-to-DC converter; a 220 nF capacitor with
ESR < 100 m
must be connected between pins SBP and SBM
VDDA
16
supply
analog supply voltage for the DC-to-DC converter
SBM
17
I/O
capacitor connection for the DC-to-DC converter; a 220 nF capacitor with
ESR < 100 m
must be connected between pins SBP and SBM
AGND
18
supply
analog ground for the DC-to-DC converter
SAM
19
I/O
capacitor connection for the DC-to-DC converter; a 220 nF capacitor with
ESR < 100 m
must be connected between pins SAP and SAM
VDD
20
supply
power supply voltage
SCL
21
I
serial clock input of I2C-bus (open drain)
SDA
22
I/O
serial data input/output of I2C-bus (open drain)
SAD0
23
I
I2C-bus address selection input 0
SAD1
24
I
I2C-bus address selection input 1
IRQ
25
O
interrupt request output to host (open drain; active LOW)
CLKIN1
26
I
external clock input for card 1
I/O1uC
27
I/O
I/O connection to host for card 1; internal 11 k
pull-up resistor to VDDI
I/O2uC
28
I/O
I/O connection to host for card 2; internal 11 k
pull-up resistor to VDDI
CLKIN2
29
I
external clock input for card 2
CDEL
30
I/O
delay capacitor connection for the voltage supervisor (1 ms per 2 nF)
VDDI
31
I
interface signals reference supply voltage
I/O1
32
I/O
I/O contact to card 1 (C7 contact); internal 14 k
pull-up resistor to VCC1
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