C
− External Capacitance − pF
LOAD
0.00
0.15
0.30
0.45
0.60
0.75
0.90
1.05
1.20
1.35
1.50
10
50
100
P1.y
P2.0 to P2.5
P2.6, P2.7
V
= 3.0 V
CC
f
−
T
ypical Oscillation Frequency
−
MHz
osc
C
− External Capacitance − pF
LOAD
0.00
0.15
0.30
0.45
0.60
0.75
0.90
1.05
1.20
1.35
1.50
10
50
100
P1.y
P2.0 to P2.5
P2.6, P2.7
V
= 2.2 V
CC
f
−
T
ypical Oscillation Frequency
−
MHz
osc
21
MSP430G2533, MSP430G2433, MSP430G2333, MSP430G2233
MSP430G2403, MSP430G2303, MSP430G2203
www.ti.com
SLAS734G – APRIL 2011 – REVISED APRIL 2016
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MSP430G2533 MSP430G2433 MSP430G2333 MSP430G2233 MSP430G2403 MSP430G2303
MSP430G2203
Specifications
Copyright © 2011–2016, Texas Instruments Incorporated
(1)
A resistive divider with two 50-k
Ω
resistors between V
CC
and V
SS
is used as load. The output is connected to the center tap of the
divider.
(2)
The output voltage reaches at least 10% and 90% V
CC
at the specified toggle frequency.
5.14 Pin-Oscillator Frequency – Ports Px
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
fo
P1.x
Port output oscillation frequency
P1.y, C
L
= 10 pF, R
L
= 100 k
Ω
(1) (2)
3 V
1400
kHz
P1.y, C
L
= 20 pF, R
L
= 100 k
Ω
(1) (2)
900
fo
P2.x
Port output oscillation frequency
P2.0 to P2.5, C
L
= 10 pF, R
L
= 100 k
Ω
(1) (2)
3 V
1800
kHz
P2.0 to P2.5, C
L
= 20 pF, R
L
= 100 k
Ω
(1) (2)
1000
fo
P2.6/7
Port output oscillation frequency
P2.6 and P2.7, C
L
= 20 pF, R
L
= 100
k
Ω
(1) (2)
3 V
700
kHz
fo
P3.x
Port output oscillation frequency
P3.y, C
L
= 10 pF, R
L
= 100 k
Ω
(1) (2)
3 V
1800
kHz
P3.y, C
L
= 20 pF, R
L
= 100 k
Ω
(1) (2)
1000
5.15 Typical Characteristics – Pin-Oscillator Frequency
One output active at a time.
Figure 5-10. Typical Oscillating Frequency vs Load Capacitance
One output active at a time.
Figure 5-11. Typical Oscillating Frequency vs Load Capacitance
