UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 188

• Manufacturer Part Number: UPD78F0550MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0550MA-FAA-AX

• Package / Case: *
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 10MHz
• Number Of I /o: 12
• Core Processor: 78K/0
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Peripherals: LVD, POR, PWM, WDT
• Connectivity: I²C, LIN, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

CHAPTER 5 CLOCK GENERATOR
Figure 5-15. Examples of Incorrect Resonator Connection (1/2)
(a) Too long wiring
(b) Crossed signal line
PORT
V
X1
X2
V
X1
X2
SS
SS
(c) Wiring near high alternating current
(d) Current flowing through ground line of oscillator
(potential at points A, B, and C fluctuates)
V
DD
Pmn
V
X1
X2
SS
V
X1
X2
SS
A
B
C
High current
Remark When using the subsystem clock, replace X1 and X2 with XT1 and XT2, respectively. Also, insert
resistors in series on the XT2 side.
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Preliminary User’s Manual U19111EJ2V1UD