73S1209F Maxim, 73S1209F Datasheet - Page 104

• Manufacturer Part Number: 73S1209F
• Description: The 73S1209F is a self-contained, SoC smart card reader IC that is an ideal solution for serially connected ISO 7816 design
• Manufacturer: Maxim

73S1209F Data Sheet
104
DB9_RS232
P2
SERIAL
PORT
5
9
4
8
3
7
2
6
1
3.3V
C20
0.1uF
C23
0.1uF
27
10
12
11
13
14
4
5
6
7
8
9
V+
V-
T1OUT
T2OUT
T3OUT
T4OUT
T5OUT
R1IN
R2IN
R3IN
ENB
SHDNB
3.3V
MAX3237CAI
R1OUTBF
C19
0.1uF
U4
R1OUT
R2OUT
R3OUT
T1IN
T2IN
T3IN
T4IN
T5IN
C1+
C2+
C1-
C2-
Figure 25: 73S1209F Typical SIM / Smart Card Reader Application Schematic
28
25
1
3
24
23
22
19
17
16
21
20
18
C21
0.1uF
C22
0.1uF
C24
22pF
3.3V
R6
1M
12
13
14
15
16
17
18
19
20
21
22
U5
TXD
USR7
USR6
GND
NC
NC
VDD
USR5
USR4
USR3
USR2
12.000MHz
C25
22pF
Y2
0.1uF
73S1209
C32
3.3V
C33
0.1uF
R10
20K
C34
0.1uF
PRESB
PRES
AUX1
AUX2
GND
VDD
VCC
VPC
RST
CLK
I/O
D3
D4
44
43
42
41
40
39
38
37
36
35
34
LED1
LED0
10uF
C30
C26
10uF
3.3V
0.1uF
+
R7
C31
10k
5.0V
R9
20K
R8
0
C27
27p
C28
27p
0.47uF
C29
3.3V
10
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
DS_1209F_004
Smart Card Connector
J3
C1
C2
C3
C5
C6
C7
SW1
SW2
J4
VCC
RST
CLK
C4
GND
VPP
I/O
C8
SW-1
SW-2
SMARTCARD
SLOT #1
SIM/SAM Connector
Rev. 1.4