UPD78F0500AMC-CAB-AX Renesas Electronics America, UPD78F0500AMC-CAB-AX Datasheet - Page 919

• Manufacturer Part Number: UPD78F0500AMC-CAB-AX
• Description: MCU 8BIT 30SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2r

Specifications of UPD78F0500AMC-CAB-AX

• Core Processor: 78K/0
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

78K0/Kx2
Note No waits are generated when five CSIA0 operating clocks or more are inserted between writing to the RAM from
R01UH0008EJ0401 Rev.4.01
Jul 15, 2010
Buffer RAM
* Fraction is truncated if the number of wait clocks multiplied by (1/f
<Calculating maximum number of wait clocks>
• Maximum number of wait clocks =
t
f
f
t
f
CPUL
W
CPU
CPUL
PRS
:
: Peripheral hardware clock frequency
: CPU clock frequency
.
: CPU clock low-level width
the CSIA0 and writing to the buffer RAM from the CPU.
Frequency of base clock selected by CKS00 bit of CSIS0 register (CKS00 = 0: f
Table 36-2. RAM Accesses That Generate Wait and Number of CPU Wait Clocks (78K0/KF2 only)
Area
5 f
f
CPU
W
Write
+ 1
Access
CPU
) is equal or lower than t
CHAPTER 36 CAUTIONS FOR WAIT
PRS
1 to 81 clocks
, CKS00 = 1: f
CPUL
Number of Wait Clocks
and rounded up if higher than
Note
PRS
/2)
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