Texas Instruments IC MCU 16B MSP430F235TPM LQFP-64 TID MSP430F235TPM 데이터 시트
제품 코드
MSP430F235TPM
SDA
SCL
1/fSCL
tHD,DAT
tSU,DAT
tHD,STA
tSU,STA tHD,STA
tSU,STO
tSP
MSP430F23x
MSP430F24x(1)
MSP430F2410
SLAS547I – JUNE 2007 – REVISED DECEMBER 2012
USCI (I
2
C Mode)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see
)
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
Internal: SMCLK, ACLK
f
USCI
USCI input clock frequency
External: UCLK
f
SYSTEM
MHz
Duty cycle = 50% ± 10%
f
SCL
SCL clock frequency
2.2 V, 3 V
0
400
kHz
f
SCL
≤
100 kHz
4
t
HD,STA
Hold time (repeated) START
2.2 V, 3 V
µs
f
SCL
> 100 kHz
0.6
f
SCL
≤
100 kHz
4.7
t
SU,STA
Setup time for a repeated START
2.2 V, 3 V
µs
f
SCL
> 100 kHz
0.6
t
HD,DAT
Data hold time
2.2 V, 3 V
0
ns
t
SU,DAT
Data setup time
2.2 V, 3 V
250
ns
t
SU,STO
Setup time for STOP
2.2 V, 3 V
4
µs
2.2 V
50
150
600
t
SP
Pulse width of spikes suppressed by input filter
ns
3 V
50
100
600
Figure 31. I
2
C Mode Timing
Copyright © 2007–2012, Texas Instruments Incorporated
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