ꢀ ꢁ ꢂꢃ ꢄ ꢅ ꢆꢇ ꢄꢆꢈ ꢀꢁ ꢂ ꢃꢄ ꢅ ꢆ ꢇ ꢃ ꢆꢈ ꢀꢁ ꢂ ꢃꢄ ꢅ ꢆ ꢇ ꢃꢆ ꢇ
ꢑ
ꢀ
ꢉ
ꢊ
ꢋ
ꢌ
ꢁ
ꢉ
ꢍ
ꢎ
ꢏ
ꢐ
ꢀ
ꢉ
ꢒ
ꢓ
ꢑ
ꢓꢎ
ꢔ
ꢒ
ꢓꢐ
ꢐ
ꢋ
ꢒ
SLAS272F − JULY 2000 − REVISED JUNE 2004
DV
DV
From
Power
Supply
CC
+
−
SS
10 µF 100 nF
AV
CC
SS
+
−
MSP430F13x
MSP430F14x
AV
10 µF 100 nF
Apply External Reference [V
or Use Internal Reference [V
]
eREF+
REF+
V
REF+
or V
eREF+
]
+
−
10 µF 100 nF
Apply
External
Reference
V −/V
REF eREF−
+
−
10 µF 100 nF
Figure 14. Supply Voltage and Reference Voltage Design V
V
External Supply
REF−/ eREF−
DV
From
Power
Supply
CC
SS
+
−
DV
10 µF 100 nF
AV
CC
SS
+
−
MSP430F13x
MSP430F14x
AV
10 µF 100 nF
Apply External Reference [V
or Use Internal Reference [V
]
eREF+
REF+
V
REF+
or V
]
eREF+
+
−
10 µF 100 nF
Reference Is Internally
Switched to AV
V
/V
REF− eREF−
SS
Figure 15. Supply Voltage and Reference Voltage Design V
V
= AV , Internally Connected
REF−/ eREF− SS
36
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
