71M6515H Datasheet, PDF (6/57 Pages) Teridian Semiconductor Corporation – Energy Meter IC

THERMAL CHARACTERISTICS
71M6515H
Energy Meter IC
DATA SHEET
MARCH 2008
PARAMETER
Thermal resistance, junction to ambient (Rθ_JA )
CONDITION
Air velocity 0 m/s. Part soldered to PCB.
VALUE
63.7
UNIT
°C/W
UART HOST INTERFACE
PARAMETER
CONDITION
MIN
Baud Rate
19.2
Character set
Data Format
Byte-to-byte delay (6515H times out after Host sending data to
maximum delay)
6515H
10
Byte-to-byte delay
6515H sending data to
host
0
Response time to read command
6515H has data ready
0.5
Data not ready
Response time to read command when
CE_ONLY = 1
71M6515H is post-processing data
CE_ONLY = 0 and
VAH_SELECT = 0
CE_ONLY = 0 and
VAH_SELECT = 1
TYP
-
binary
8N1
MAX
38.4
20
0.1
2
40
80
350
UNIT
kBaud
ms
ms
ms
ms
ms
ms
PARAMETER
ADC CONVERTER, V3P3 REFERENCED
CONDITION
MIN
TYP
MAX
Usable Input Range (Vin-V3P3A)
Voltage to Current cross talk:
Vin = 200mV peak, 65Hz,
on VA, VB, or VC
10⁶ *Vcrosstalk _{cos(∠Vin − ∠Vcrosstalk ) Vcrosstalk = largest}
Vin
measurement on IA, IB, or
IC
THD (First 10 harmonics)
250mV-pk
20mV-pk
Vin=65Hz,
64kpts FFT, Blackman-
Harris window
Input Impedance
Vin=65Hz
Temperature Coefficient of Input
Impedance
Vin=65Hz
LSB size
Digital Full Scale
ADC Gain Error vs.
%Power Supply Variation
10⁶ ΔNout_PK 357nV /V_IN
Vin=200mV pk, 65Hz
V3P3A=3.0V, 3.6V
100 ΔV 3P3A / 3.3
Input Offset (Vin-V3P3A)
-250
250
-10
+10
-75
-90
40
90
1.7
355
+884736
50
-10
+10
UNIT
mV
peak
µV/V
dB
dB
kΩ
Ω/°C
nV/LSB
LSB
PPM/
%
mV
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© 2005-2008 TERIDIAN Semiconductor Corporation
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