Datasheet

MSP430x22x2, MSP430x22x4
MIXED SIGNAL MICROCONTROLLER
SLAS504B − JULY 2006 − REVISED JULY 2007
41
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
Timer_A
PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT
f
Timer A clock frequency
Internal: SMCLK, ACLK,
External: TACLK INCLK
2.2 V 10
MHz
f
TA
Timer_A clock frequency
External: TACLK, INCLK,
Duty cycle = 50% ±10%
3 V 16
MHz
t
TA,cap
Timer_A, capture timing TA0, TA1, TA2 2.2 V/3 V 20 ns
Timer_B
PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT
f
Timer B clock frequency
Internal: SMCLK, ACLK,
External: TBCLK
2.2 V 10
MHz
f
TB
Timer_B clock frequency
External: TBCLK,
Duty cycle = 50% ±10%
3 V 16
MHz
t
TB,cap
Timer_B, capture timing TB0, TB1, TB2 2.2 V/3 V 20 ns