SMS64
Preliminary
FUNCTIONAL BLOCK DIAGRAM
PW R_ON/OFF
17
VCC_CAP
VCC_CAP
FS#
16
UV/OV
A
VCC
A
VM
A
6
31
Voltage
Monitor A
PUP
Control A
46
PUP
A
UV/OV
B
VCC
B
VM
B
5
32
Voltage
Monitor B
Sequence
Control
UV/O V
C
PUP
Control B
45
PUP
B
VCC
C
VM
C
4
33
Voltage
Monitor C
PUP
Control C
43
PUP
C
SCL
SDA
A1
A2
CS#
13
14
11
10
12
27
100K
100K
100K
I C Serial
Interface
2
RST_A#
RST_B#
M R#
W LDI
IRQ#
HEALTHY#
Mem ory
Array
Reset and
Interrupt
Control
Logic
26
100K
18
30
25
28
VCC_CAP
VGG_CAP
7
37
Pow er
Supply
Arbitration
UV/OV
D
VCC
D
VM
D
3
34
Voltage
Monitor D
PUP
Control D
42
PUP
D
UV/O V
E
VCC
E
VM
E
2
35
Voltage
Monitor E
PUP
Control E
41
PUP
E
UV/OV
F
VCC
F
VM
F
1
36
Voltage
Monitor F
PUP
Control F
40
PUP
F
15
24
GND GND
Summit Microelectronics, Inc
2060 2.22 10/09/03
3