UPD78F1203MC-CAB-AX Renesas Electronics America, UPD78F1203MC-CAB-AX Datasheet - Page 698

• Manufacturer Part Number: UPD78F1203MC-CAB-AX
• Description: MCU 16BIT 78K0R/LX3 30-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Ix3r

Specifications of UPD78F1203MC-CAB-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 40MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

13.5.7 Calculating transfer clock frequency
by the following expressions.
register 0n (SMR0n).
696
The transfer clock frequency for 3-wire serial I/O (CSI00
(1) Master
(2) Slave
The operation clock (f
Note
Remarks 1.
(Transfer clock frequency) = {Operation clock (f
(Transfer clock frequency) = {Frequency of serial clock (SCK) supplied by master}
1.
2
2. n: Channel number (n = 2(78K0R/IB3 and 38-pin products of 78K0R/IC3), n = 0 to 2 (44-pin and
The permissible maximum transfer clock frequency is f
CSI00 and CSI01 are only available in the 44-pin and 48-pin versions of the 78K0R/IC3 and in the
78K0R/ID3 and 78K0R/IE3.
48-pin products of 78K0R/IC3, 78K0R/ID3, and 78K0R/IE3))
The value of SDR0n[15:9] is the value of bits 15 to 9 of the serial data register 0n (SDR0n)
(0000000B to 1111111B) and therefore is 0 to 127.
MCK
) is determined by serial clock select register 0 (SPS0) and bit 15 (CKS0n) of serial mode
CHAPTER 13 SERIAL ARRAY UNIT
User’s Manual U19678EJ1V1UD
MCK
) frequency of target channel} ÷ (SDR0n[15:9] + 1) ÷ 2 [Hz]
Note 1
, CSI01
Note 1
MCK
, CSI10) communication can be calculated
/6.
Note
[Hz]