UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 468
UPD78F0550MA-FAA-AX
Manufacturer Part Number
UPD78F0550MA-FAA-AX
Description
MCU 8BIT 16-SSOP
Manufacturer
Renesas Electronics America
Series
78K0/Kx2-Lr
Datasheet
1.UPD78F0550MA-FAA-AX.pdf
(734 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
Renesas
Quantity:
800
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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15.4.2 Setting transfer clock by using IICWL and IICWH registers
468
(1) Setting transfer clock on master side
(2) Setting IICWL and IICWH on slave side
Remark IICWL: IICA low-level width setting register
At this time, the optimal setting values of IICWL and IICWH are as follows.
(The fractional parts of all setting values are rounded up.)
(The fractional parts of all setting values are truncated.)
When the fast mode
When the normal mode
When the fast mode
When the normal mode
Transfer clock =
IICWL =
IICWH = (
IICWL =
IICWH = (
IICWL = 1.3 s
IICWH = (1.2 s
IICWL = 4.7 s
IICWH = (5.3 s
IICWH: IICA high-level width setting register
t
t
f
F
R
PRS
:
:
:
Transfer clock
Transfer clock
Transfer clock
Transfer clock
SDAA0 and SCLA0 signal falling times
(refer to CHAPTER 28 ELECTRICAL SPECIFICATIONS (TARGET VALUES))
SDAA0 and SCLA0 signal rising times
(refer to CHAPTER 28 ELECTRICAL SPECIFICATIONS (TARGET VALUES))
Peripheral hardware clock frequency
IICWL + IICWH + f
0.52
0.47
0.48
0.53
f
f
PRS
PRS
t
t
R
R
t
t
F
F
)
)
f
CHAPTER 15 SERIAL INTERFACE IICA
PRS
f
f
PRS
PRS
f
f
t
t
Preliminary User’s Manual U19111EJ2V1UD
PRS
PRS
R
R
PRS
t
t
F
F
)
)
(t
R
f
f
+ t
PRS
PRS
F
)
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