DC564A - Schematic

4
3
3
2
R1
47K
1
DVCC
U1
SW1
1
RST
2
GND
3
D
RX3IN
12
RX4IN
. 5
13
DR3OUT
14
RX5IN
VBATT
1
8
21
DIN
2
7
22
DOUT
(SCK)PD4 24
(SS)PD5 25
3
6
23
SCLK
4
5
24
(2MHz)E 5
PA7 27
1
8
5
ASYNC
2
7
4
SYNC
PB0 42
(IC3)PA0 34
3
6
3
RIN
4
5
2
DATA
15
51
VSS
VRL
1
PC0 9
PC1 10
DVCC
DVCC
R12
12.4K, 1%
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS ARE IN OHMS, 0603.
ALL CAPACITORS ARE IN MICROFARADS, 0603.
2. INSTALL SHUNT ON JP1 PIN 2 AND 3, JP2 PIN 1 AND 2.
5
OUT
4
DIV
3
SET
V+ 1
GND
C4
C7
C7
C4
17
C3
C3
I/O 16
RST 15
C1
C1
C5
C5
14
C9
1UF
6.3V
C10
0.1UF
C
S1 S1
S2 S2
LD
C14
1UF
6.3V
B
C15
1UF
6.3V
C16
0.1UF
2
LTC1799CS5
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
4
C8
C4
C8
VCC 13
PRES 19
RN2
10
U5
C8
J2
AMPHENOL
C702-10M008-121-4
C2
CLK
1
DREN 17
RXEN 16
B
5
DVCC 1
UNDERV 20
19
U4
LTC4556EUH
PD0(RXD) (MOSI)PD3 23
PD1(TXD) (MISO)PD2 22
20
LTC1348CG
A
10
2
21
DR3IN 19
RX5OUT 18
GND
IRQ
XIRQ
MODB 2
VDD 26
VRH 52
18
2
1
20
VBATT
2.7V TO 5.5V
GND
11
D
E3
C2
GND
DR2OUT RX4OUT
. 4
. 9
FAULT
U3
MC68HC711E9N
RN1
10
GND
VBATT
18
7
9
RX2IN
6
CPO
8
10
C1
1UF
6.3V
24
DR2IN 23
DR1OUT RX2OUT 22
RX1IN RX3OUT 21
7
FAULT
C+
RX1OUT
R3
240K
12
C1-
17
C-
C1+
6
EXT.
VBATT
E2
DVCC
3V TO 5.5V
C4
0.1UF
11
5
R9
1K
9
VCC
R8
47K
LED1
LN1261CAL
FAULT
RST
C11 0.1UF
XTAL
4
C3- 26
DR1IN 25
EXTAL
R11
0
C2-
R7
47K
8
RD
. 2
7
.
TD
. 3
8
.
R10
0
C2+
3
R6
100
7
. 1
. 6
0.1UF
C7
2
JP2
PRGM
MODA
J1
V- 28
C3+ 27
V+
C8
0.1UF
C2
0.1UF
R5
47K
3
C
C6
0.1UF
1
VBATT=
DVCC
R2
180K
C3
0.1UF
U2
JP1
5V VBATT
1
3
VCCA
VCC18 4
LTC1728ES5-1.8
DVCC
C5
0.1UF
E1
VCC3 5
2
E4
VPP
R4
47K
1
DVCC
RESET
4
2
8
5
3
CONTRACT NO.
APPROVALS
DRAWN:
TECHNOLOGY
KIM T.
CHECKED:
TITLE:
SINGLE SMART CARD INTERFACE
APPROVED:
ENGINEER: STEVE M.
DESIGNER:
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
SIZE
A
DATE:
2
DWG NO.
DC564A-1*LTC4556EUH
Tuesday, February 24, 2004
SHEET
1
1
REV
A
OF 1
A
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