R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 784
![IC SUPERH MPU ROMLESS 449-BGA](/photos/12/46/124616/r8a77800anbgav_sml.jpg)
R8A77800ANBGAV
Manufacturer Part Number
R8A77800ANBGAV
Description
IC SUPERH MPU ROMLESS 449-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77800ANBGV.pdf
(1342 pages)
Specifications of R8A77800ANBGAV
Core Processor
SH-4A
Core Size
32-Bit
Speed
400MHz
Connectivity
Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
Peripherals
DMA, POR, WDT
Number Of I /o
75
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.15 V ~ 1.35 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
449-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77800ANBGAV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 20 Realtime Clock (RTC)
20.6.3
If it occurs complex interrupt source of alarm interrupts (ATI), periodic interrupts (PFI), and carry
interrupts (CUI) at the same time, the RTC generates interrupt request as shown in figure 20.6.
Rev.1.00 Dec. 13, 2005 Page 732 of 1286
REJ09B0158-0100
RCR2.PEF
periodical interrupt flag
(interrupt request signal)
Pck
(50MHz)
EXTAL2
(32.768kHz)
TCLK
(16.384kHz)
RSECCNT[7:0]
second counter register
R64CNT[7:0]
64Hz counter register
RCR1.CF
carry flag
(interrupt request signal)
RCR1.AF
alarm flag
(interrupt request signal)
Figure 20.6 Interrupt Request Signal Generation Timing of Complex Sources
Interrupt source and request generating order
Pck 6 to 8 clock cycles
EXTAL2 4 clock cycles
H'7F
n
carry, periodical, and alarm interrupt
ready period
carry
Pck 2 clock cycles
H'00
Pck 4 to 6 clock cycles
n+1
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