MSP430F2013-EP Datasheet, PDF (28/53 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F2013-EP
SLAS774A – JULY 2011 – REVISED OCTOBER 2011
USI, Universal Serial Interface⁽¹⁾
over recommended ranges of supply voltage and up to operating free-air temperature T_A = 105°C
PARAMETER
TEST CONDITIONS
V_CC
MIN
f_USI USI clock frequency
External: SCLK,
Duty cycle = 50% ±10%,
SPI slave mode
2.2 V
3V
V_OL,I2C Low-level output voltage on SDA and SCL
USI module in I2C mode,
I_(OLmax) = 1.5 mA
2.2 V/3 V
V_SS
(1) Parameters are characterized up to T_A = 105°C unless otherwise noted.
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TYP
MAX UNIT
10
MHz
16
V_SS + 0.4 V
Typical Characteristics, USI Low-Level Output Voltage on SDA and SCL
USI LOW-LEVEL OUTPUT VOLTAGE
vs
OUTPUT CURRENT
USI LOW-LEVEL OUTPUT VOLTAGE
vs
OUTPUT CURRENT
5.0
V_CC = 2.2 V
5.0
V_CC = 3 V
T_A = 25°C
T_A = 25°C
4.0
4.0
3.0
3.0
T_A = 85°C
T_A = 85°C
2.0
2.0
1.0
1.0
0.0
0.0
0.2
0.4
0.6
0.8
1.0
V_OL − Low-Level Output Voltage − V
Figure 15.
0.0
0.0
0.2
0.4
0.6
0.8
1.0
V_OL − Low-Level Output V oltage − V
Figure 16.
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