參數(shù)資料
型號(hào)： MSP430FE4252IPMR
廠商： TEXAS INSTRUMENTS INC
元件分類： 微控制器/微處理器
英文描述： 16-BIT, FLASH, 8.4 MHz, RISC MICROCONTROLLER, PQFP64
封裝： GREEN, PLASTIC, LQFP-64
文件頁(yè)數(shù)： 26/48頁(yè)
文件大?。?/td> 891K
代理商： MSP430FE4252IPMR
MSP430FE42x2
MIXED SIGNAL MICROCONTROLLER
SLAS616 JULY 2008
32
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
ESP430CE1B, active energy measurement test conditions and accuracy, TA = 25°C (See Note 1)
D fACLK = 32,768 Hz (watch crystal)
D fMCLK = 8.39 MHz (FLL+)
D fSD16 = fMCLK/8 = 1.049 MHz
D Single point calibration at I = 10 A, PF = 0.5 lagging
D Measurements according to IEC1036
D Input conditions (unless otherwise noted): IB = 6 A, IMAX = n × IB = 60 A, n = 10, VN = 230 V, fMAINS = 50 Hz
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
I = 0.05*IB, V = VN, PF = 1.0
3 V
±0.17
I = 0.1*IB to IMAX, V = VN, PF = 1.0
V1 SD16GAINx = 1
3 V
±0.18
I = 0.1*IB, V = VN, PF = 0.5 lagging
V1 SD16GAINx = 1
I1 SD16GAINx = 1
3 V
±0.19
Maximum error
I = 0.2*IB to IMAX, V = VN, PF = 0.5 lagging
I1 SD16GAINx = 1
3 V
±0.27
%
Maximum error
I = 0.1*IB, V = VN, PF = 0.8 leading
3 V
±0.15
%
I = 0.2*IB to IMAX, V = VN, PF = 0.8 leading
R1 = 0
, RB = 12.4
3 V
±0.24
I = 0.2*IB to IMAX, V = VN, PF = 0.25 lagging
3 V
±0.38
D Input conditions (unless otherwise noted): IB = 10 A, IMAX = n × IB = 60 A, n = 6, VN = 230 V, fMAINS = 50 Hz
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
I = 0.05*IB, V = VN, PF = 1.0
3 V
±0.11
I = 0.1*IB to IMAX, V = VN, PF = 1.0
3 V
±0.18
I = 0.1*IB, V = VN, PF = 0.5 lagging
V1 SD16GAINx
1
3 V
±0.45
Maximum error
I = 0.2*IB to IMAX, V = VN, PF = 0.5 lagging
V1 SD16GAINx = 1
I1 SD16GAINx = 32
3 V
±0.33
%
Maximum error
I = 0.1*IB, V = VN, PF = 0.8 leading
I1 SD16GAINx = 32
3 V
±0.10
%
I = 0.2*IB to IMAX, V = VN, PF = 0.8 leading
3 V
±0.18
I = 0.2*IB to IMAX, V = VN, PF = 0.25 lagging
3 V
±0.51
NOTES:
1. Measurements performed using complete hardware solution. Error shown contain temperature dependencies of all components
including the MSP430FE42x2, crystal, and discrete components.
2. I1 SD16GAIN x = 1: CT part number = T60404E4624X101 ( Vacuumschmelze)
I1 SD16GAINx = 32: shunt part number = BVOMR00025.0 (Isabellenhütte Heusler GmbH KG)
1k
1uH
1.5k
990k
CT
I
33nF
1k
1uH
1k
1uH
33nF
I1+
I1
V1+
V1
RB
R1
Figure 14. Energy Measurement Test Circuitry (SD16GAINx = 1)
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