71M6515H
A Maxim Integrated Products Brand
Energy Meter IC
DATA SHEET
JULY 2011
PULSE GENERATOR TIMING SPECIFICATIONS
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
APULSE=231-1,
WRATE=215-1
PULSE3=231-1,
WRATE=215-1
PULSEW, PULSER maximum rate
7.56
kHz
PULSE3, PULSE4 maximum rate
Pulse count frequency
0.15
0.15
kHz
kHz
all pulse outputs
THERMAL CHARACTERISTICS
CONDITION
PARAMETER
VALUE
UNIT
Thermal resistance, junction to ambient (RθJA
)
Air velocity 0 m/s. Part soldered to PCB.
63.7
°C/W
UART HOST INTERFACE
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Baud Rate
19.2
-
38.4
kBaud
Character set
Data Format
binary
8N1
Byte-to-byte delay (6515H times out after Host sending data to
10
20
ms
maximum delay)
6515H
6515H sending data to
host
6515H has data ready
Data not ready
CE_ONLY = 1
CE_ONLY = 0 and
VAH_SELECT = 0
CE_ONLY = 0 and
VAH_SELECT = 1
Byte-to-byte delay
0
0.1
2
ms
ms
Response time to read command
0.5
Response time to read command when
71M6515H is post-processing data
40
80
ms
ms
ms
350
ADC CONVERTER, V3P3 REFERENCED
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
mV
peak
Usable Input Range (Vin-V3P3A)
-250
250
Vin = 200mV peak, 65Hz,
on VA, VB, or VC
Voltage to Current cross talk:
106 *Vcrosstalk
-101
+101
µV/V
Vcrosstalk = largest
measurement on IA, IB, or
IC
cos(∠Vin − ∠Vcrosstalk)
Vin
THD (First 10 harmonics)
250mV-pk
20mV-pk
Vin=65Hz,
64kpts FFT, Blackman-
Harris window
Vin=65Hz
-75
-90
dB
dB
kΩ
Input Impedance
40
90
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