LTC3219
7
3219fa
BLOCK DIAGRAM
–
+
18
–
+
1.22V
V
BAT
10
ENU
7
DV
CC
9
SDA
8
SCL
20 17 19 16
1
C1P C1M C2P C2M
CPO
15
GND
2
U1
3
U2
850kHz
OSCILLATOR
CONTROL
LOGIC
MASTER/SLAVE
REG
SHIFT REGISTER
CHARGE PUMP
9 UNIVERSAL
CURRENT SOURCES
AND DACS
4
U3
5
U4
6
U5
11
U6
12
U7
9
13
14
U8
U9
3219 BD
