参数资料
型号: MSP430F4491IPZR
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 8 MHz, RISC MICROCONTROLLER, PQFP100
封装: GREEN, PLASTIC, LQFP-100
文件页数: 35/79页
文件大小: 1301K
代理商: MSP430F4491IPZR
MSP430x43x1, MSP430x43x, MSP430x44x1, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344G JANUARY 2002 REVISED OCTOBER 2009
40
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
outputs ports P1, P2, P3, P4, P5, P6
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
IOH(max) = 1.5 mA (See Note 1)
2.2 V
VCC0.25
VCC
V
High level output voltage
IOH(max) = 6 mA (See Note 2)
2.2 V
VCC0.6
VCC
V
VOH
High-level output voltage
IOH(max) = 1.5 mA (See Note 1)
3 V
VCC0.25
VCC
V
IOH(max) = 6 mA (See Note 2)
3 V
VCC0.6
VCC
IOL(max) = 1.5 mA (See Note 1)
2.2 V
VSS
VSS+0.25
V
Low level output voltage
IOL(max) = 6 mA (See Note 2)
2.2 V
VSS
VSS+0.6
V
VOL
Low-level output voltage
IOL(max) = 1.5 mA (See Note 1)
3 V
VSS
VSS+0.25
V
IOL(max) = 6 mA (See Note 2)
3 V
VSS
VSS+0.6
NOTES:
1. The maximum total current, IOH(max) and IOL(max), for all outputs combined, should not exceed ±12 mA to satisfy the maximum
specified voltage drop.
2. The maximum total current, IOH(max) and IOL(max), for all outputs combined, should not exceed ±48 mA to satisfy the maximum
specified voltage drop.
output frequency
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
f
(1
≤ x ≤ 60 ≤ y ≤ 7)
CL = 20 pF,
VCC = 2.2 V
DC
5
MHz
f(Px.y)
(1
≤ x ≤ 6, 0 ≤ y ≤ 7)
CL = 20 pF,
IL = ±1.5 mA
VCC = 3 V
DC
7.5
MHz
f(ACLK)
P1.1/TA0/MCLK,
f(MCLK)
P1.1/TA0/MCLK,
P1.5/TACLK/ACLK
CL = 20 pF
f(System)
MHz
f(SMCLK)
P1.5/TACLK/ACLK
P1.4/TBCLK/SMCLK
CL
20 pF
f(System)
MHz
P1.5/TACLK/ACLK,
f(ACLK) = f(LFXT1) = f(XT1)
40%
60%
P1.5/TACLK/ACLK,
CL = 20 pF
f(ACLK) = f(LFXT1) = f(LF)
30%
70%
CL
20 pF
VCC = 2.2 V / 3 V
f(ACLK) = f(LFXT1)
50%
P1.1/TA0/MCLK,
f(MCLK) = f(XT1)
40%
60%
t(Xdc)
Duty cycle of output frequency
P1.1/TA0/MCLK,
CL = 20 pF,
VCC = 2.2 V / 3 V
f(MCLK) = f(DCOCLK)
50%
15 ns
50%
50%+
15 ns
P1.4/TBCLK/SMCLK,
f(SMCLK) = f(XT2)
40%
60%
P1.4/TBCLK/SMCLK,
CL = 20 pF,
VCC = 2.2 V / 3 V
f(SMCLK) = f(DCOCLK)
50%
15 ns
50%
50%+
15 ns
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