EM773FHN33,551 NXP Semiconductors, EM773FHN33,551 Datasheet - Page 31

• Manufacturer Part Number: EM773FHN33,551
• Description: IC ENERGY METER ARM 32VQFN
• Manufacturer: NXP Semiconductors

Specifications of EM773FHN33,551

• Core Processor: ARM Cortex-M0
• Core Size: 32-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 25
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad
• Output Voltage: 3.6 V
• Output Current: 20 mA
• Output Power: 1.5 W
• Input Voltage: 1.8 V to 3.6 V
• Switching Frequency: 48 MHz
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 50 %
• Number Of Outputs: 10
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-5213

NXP Semiconductors
EM773
Objective data sheet
10.3 Internal oscillators
Table 8.
T
[1]
[2]
Table 9.
[1]
[2]
[3]
Symbol
f
Symbol Parameter
f
osc(RC)
osc
amb
Fig 17. Internal RC oscillator frequency vs. temperature
Parameters are valid over operating temperature range unless otherwise specified.
Typical ratings are not guaranteed. The values listed are at room temperature (25 °C), nominal supply
voltages.
Typical ratings are not guaranteed. The values listed are at room temperature (25 °C), nominal supply
voltages.
The typical frequency spread over processing and temperature (T
See the EM773 user manual.
=
(MHz)
−
12.15
12.05
11.95
11.85
40
f
internal oscillator
frequency
Conditions: Frequency values are typical values. 12 MHz ± 1 % accuracy is guaranteed for
2.7 V ≤ V
fall outside the 12 MHz ± 1 % accuracy specification for voltages below 2.7 V.
°
Parameter
internal RC oscillator frequency -
Dynamic characteristic: internal oscillators
−40
Dynamic characteristics: Watchdog oscillator
C to +85
All information provided in this document is subject to legal disclaimers.
DD
°
≤ 3.6 V and T
C; 2.7 V
VDD = 3.6 V
Rev. 1 — 1 September 2010
−15
3.3 V
3.0 V
2.7 V
2.4 V
2.0 V
Conditions
DIVSEL = 0x1F, FREQSEL = 0x1
in the WDTOSCCTRL register;
DIVSEL = 0x00, FREQSEL = 0xF
in the WDTOSCCTRL register
≤
V
amb
DD
= −40 °C to +85 °C. Variations between parts may cause the IRC to
≤
3.6 V.
10
Conditions
[1]
35
Min
11.88
amb
[2][3]
[2][3]
= −40 °C to +85 °C) is ±40 %.
Min
-
-
60
Typ
12
temperature (°C)
[2]
Energy metering IC
Typ
7.8
1700
© NXP B.V. 2010. All rights reserved.
002aaf403
[1]
Max
12.12
EM773
85
Max
-
-
31 of 45
Unit
MHz
Unit
kHz
kHz