LH7A404N0F092B3;55 NXP Semiconductors, LH7A404N0F092B3;55 Datasheet - Page 47

• Manufacturer Part Number: LH7A404N0F092B3;55
• Description: LH7A404N0F092B3/LFBGA324/TRAYD
• Manufacturer: NXP Semiconductors
• Series: BlueStreak ; LH7Ar

Specifications of LH7A404N0F092B3;55

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 266MHz
• Connectivity: EBI/EMI, IrDA, Microwire, MMC, PS2, SmartCard, SPI, SSI, 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: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 324-LFBGA
• Processor Series: LH7A4
• Core: ARM9TDMI
• Data Bus Width: 32 bit
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 568-4304 - BOARD EVAL FOR LH7A404
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 568-4336; 935285071557; LH7A404N0F092B3

32-Bit System-on-Chip
Synchronous Memory Controller Waveforms
chronous Burst Read (page already open). Figure 19
shows the waveform and timing for synchronous mem-
ory to activate a bank and Write.
Preliminary data sheet
NOTES:
1. SDRAMcmd is the combination of nRAS, nCAS, nSDWE, and nSDCSx.
2. tOVXXX represents tOVRA, tOVCA, tOVSDW, or tOVSC.
3. tOHXXX represents tOHRA, tOHCA, tOHSDW, or tOHSC.
4. nDQM is static LOW.
5. SDCKE is static HIGH.
SDRAMcmd
SBANK[1:0]
Figure 18 shows the waveform and timing for a Syn-
SA[13:0],
D[31:0]
SCLK
SSPTXD/
SSPFRM
SSPRXD
SSPCLK
Figure 19. Synchronous Bank Activate and Write
tOVA
t OVXXX
Figure 18. Synchronous Burst Read
MSB
READ
COLUMN
BANK,
t OHXXX
t OVB
NXP Semiconductors
4 to 16 BITS
tISD tIHD
DATA n
DATA n + 1
LSB
DATA n + 2
DATA n + 3
LH7A404-24
LH7A404
LH7A404-13
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