EM773FHN33,551 NXP Semiconductors, EM773FHN33,551 Datasheet - Page 38

• 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
11.3 Standard I/O pad configuration
order to keep the noise coupled in via the PCB as small as possible. Also parasitics
should stay as small as possible. Values of C
accordingly to the increase in parasitics of the PCB layout.
Figure 23
Fig 23. Standard I/O pad configuration
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as digital output
as analog input
as digital input
pin configured
pin configured
pin configured
Digital output driver
Digital input: Pull-up enabled/disabled
Digital input: Pull-down enabled/disabled
Digital input: Repeater mode enabled/disabled
Analog input
driver
shows the possible pin modes for standard I/O pins with analog input function:
All information provided in this document is subject to legal disclaimers.
repeater mode
Rev. 1 — 1 September 2010
analog input
data input
enable
output
output enable
pull-down enable
pull-up enable
select analog input
x1
and C
x2
should be chosen smaller
V
DD
weak
pull-up
weak
pull-down
Energy metering IC
© NXP B.V. 2010. All rights reserved.
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ESD
DD
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