MSP430x22x2, MSP430x22x4
MIXED SIGNAL MICROCONTROLLER
SLAS504A 鈭?JULY 2006 鈭?REVISED DECEMBER 2006
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
outputs 鈭?Ports P1, P2, P3 and P4
PARAMETER
TEST CONDITIONS
I(OHmax) = 鈭?.5 mA (see Notes 1)
I(OHmax) = 鈭? mA (see Notes 2)
I(OHmax) = 鈭?.5 mA (see Notes 1)
I(OHmax) = 鈭? mA (see Notes 2)
I(OLmax) = 1.5 mA (see Notes 1)
I(OLmax) = 6 mA (see Notes 2)
I(OLmax) = 1.5 mA (see Notes 1)
VCC
2.2 V
2.2 V
3V
3V
2.2 V
2.2 V
3V
MIN
VCC鈭?.25
VCC鈭?.6
VCC鈭?.25
VCC鈭?.6
VSS
VSS
VSS
TYP
MAX
VCC
VCC
VCC
VCC
VSS+0.25
VSS+0.6
VSS+0.25
UNIT
VOH
High-level output
voltage
V
VOL
Low-level output
voltage
V
I(OLmax) = 6 mA (see Notes 2)
3V
VSS
VSS+0.6
NOTES: 1. The maximum total current, IOHmax and IOLmax, for all outputs combined, should not exceed
鹵12
mA to hold the maximum
voltage drop specified.
2. The maximum total current, IOHmax and IOLmax, for all outputs combined, should not exceed
鹵48
mA to hold the maximum
voltage drop specified.
output frequency 鈭?Ports P1, P2, P3 and P4
PARAMETER
fPx.y
Port output frequency
(with load)
Clock output frequency
TEST CONDITIONS
P1.4/SMCLK,
CL = 20 pF, RL = 1 kW against VCC/2
(see Note 1 and 2)
P2.0/ACLK, P1.4/SMCLK, CL = 20 pF
(see Note 2)
VCC
2.2 V
3V
2.2 V
3V
MIN
TYP
MAX
10
12
12
16
UNIT
MHz
MHz
MHz
MHz
fPort_CLK
NOTES: 1. Alternatively a resistive divider with 2 times 2 kW between VCC and VSS 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% VCC at the specified toggle frequency.
28
POST OFFICE BOX 655303
鈥?/div>
DALLAS, TEXAS 75265
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