• IC Block Diagrams
IC101 U2759-AFLG1
– 33 –
BANDGAP
6
7
8
9
10
11
12
5
4
3
2
1
19
20
21
22
23
24
18
17
16
15
14
13
IF1IN
IFIN
GND
NC
NC
VS
BG
VREF
DC
THRIF
NC
NC
LO
THRPRE
NC
APCPRE
GND
AGCT
NC
IF2IN
NC
NC
NC
LO
SLAVE ADDRESS
REGISTER &
COMPARATOR
4
6
7
8
5
1
2
3
CONTROL
LOGIC
WORD
ADDRESS
COUNTER
X
DECODER
EEPROM
128 x 16 x 8
H.V. GENERATOR
TIMING & CONTROL
START CYCLE
START/
STOP
LOGIC
A0
A1
A2
VSS
D OUT
ACK
D IN
R/W
Y
DECODER
DATA
REGISTER
D OUT
SDA
CK
4
16
LOAD
INC
SCL
NC
VCC
16
4
8
8
DEVICE
ADDRESS
BITS
LOWER
ENCODER
(4 BIT)
LOWER
ENCODER
(4 BIT)
UPPER
ENCODER
(4 BIT)
CLOCK
GENERATOR
CLOCK
GENERATOR
UPPER
DATA
LATCH
LOWER
SAMPLING
COMPARATOR
(4 BIT)
LOWER
SAMPLING
COMPARATOR
(4 BIT)
UPPER
SAMPLING
COMPARATOR
(4 BIT)
+
–
LOWER
DATA
LATCH
REFERENCE
SUPPLY
25
VRBS
26
VREF
27
CCP
28
DVss
31
DVss
32
NC
30
29
CLE
CE
17
16
18
19
20
21
24
23 22
VRBS
AVss
AVss
V
IN
AV
DD
AV
DD
VRT
VRTS
AV
DD
CLP
TEST
(V
DD
or V
SS
)
TEST
(V
DD
or V
SS
)
CLK
TEST
(DV
DD
)
TEST
(OPEN)
DV
DD
12
13
15
14
10
11
9
5
6 7
8
3 4
1 2
D0
(LSB)
D1
D2
D3
D4
D5
D6
D7
(MSB)
IC406 NM24C16FMX8
IC206 CXD2300Q-T4
