R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 597
![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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The PCIC detects when the power state (PS) bit of the PCI power management control/status
register changes (when it is written to from an external PCI device), and issues a power
management interrupt. To control the power management interrupts, there are the PCI power
management interrupt register (PCIPINT) and PCI power management interrupt mask register
(PCIPINTM). Of the power management interrupts, the power state D0 interrupt (PCIPWD0)
detects a transition from the power state D1/D2/D3 to D0, while power state D1 interrupt
(PCIPWD1) detects a transition from the power state D0 to D1, while power state D2 interrupt
(PCIPWD2) detects a transition from the power state D0/D1 to D2, while power state D3 interrupt
(PCIPWD3) detects a transition from the power state D0/D1/D2 to D3. Interrupt masks can be set
for each interrupt.
No power state D0 interrupt is generated at a power-on reset.
The following cautions should be noted when the PCIC is operating in normal mode and a power
down interrupt is received from the host: In PCI power management, the PCI local bus clock stops
within a minimum of 16 clocks after the host device has instructed a transition to power state D3.
After detecting a power state D3 interrupt, do not, therefore, attempt to read or write to local
registers and configuration registers that can be accessed from the SuperHyway bus and PCI local
bus access (I/O and memory spaces). Because these accesses operate using the PCI local bus
clock, the cycle for these accesses will not be completed if the clock stops and may be hung-up on
the SuperHyway bus.
13.4.8
The PCIC of this LSI conforms to the PCI local bus specification revision 2.2 stipulations and can
be connected to a device with a PCI local bus interface. The following figures show the timing for
each operation mode.
PCI Local Bus Basic Interface
Figure 13.16 PCI Local Bus Power Down State Transition
(bus idle)
(normal)
D0
D1
Rev.1.00 Dec. 13, 2005 Page 545 of 1286
(power down)
(clock stop)
D2
D3
Section 13 PCI Controller (PCIC)
REJ09B0158-0100
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