LH7A404N0E000B0A Sharp Microelectronics, LH7A404N0E000B0A Datasheet - Page 38

• Manufacturer Part Number: LH7A404N0E000B0A
• Description: IC ARM922T MCU 200MHZ 324CABGA
• Manufacturer: Sharp Microelectronics
• Series: BlueStreak ; LH7Ar

Specifications of LH7A404N0E000B0A

• Core Processor: ARM9
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: Audio CODEC, EBI/EMI, IrDA, MMC, SmartCard, SSP, UART/USART, USB
• Peripherals: AC'97, DMA, LCD, POR, PWM, WDT
• Number Of I /o: 64
• Program Memory Type: ROMless
• Ram Size: 80K x 8
• Voltage - Supply (vcc/vdd): 1.71 V ~ 3.6 V
• Data Converters: A/D 9x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 324-CABGA
• For Use With: 568-4304 - BOARD EVAL FOR LH7A404
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: 425-1868; LH7A404N0E000

LH7A404
SMC Waveforms
for an external asynchronous memory Write. Note that
the deassertion of nWE can precede the deassertion of
38
Figure 8 and Figure 9 show waveforms and timing
Figure 8. External Asynchronous Memory Write, Zero Wait States (BCRx:WST1 = 0b000)
D[31:0]
A[27:0]
HCLK
nCSx
nWE
'C'
0
tAS
tAW
1
VALID ADDRESS
tCW
tWP
tDW
Version 1.0
VALID DATA
tWC
2
nCS by a maximum of one HCLK period, or at mini-
mum, can coincide (see Table 11). Figure 10 and Fig-
ure 11 show the waveforms and timing for an external
asynchronous memory Read.
tDH
tWR
3
4
32-Bit System-on-Chip
LH7A404-10
Data Sheet