LH79520N0M000B1 Sharp Microelectronics, LH79520N0M000B1 Datasheet - Page 29

• Manufacturer Part Number: LH79520N0M000B1
• Description: IC ARM7 BLUESTREAK MCU 176LQFP
• Manufacturer: Sharp Microelectronics
• Series: BlueStreak ; LH7r

Specifications of LH79520N0M000B1

• Rohs Status: RoHS non-compliant
• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 77.4MHz
• Connectivity: IrDA, Microwire, SPI, SSP, UART/USART
• Peripherals: DMA, LCD, PWM, WDT
• Number Of I /o: 64
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.62 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-LQFP
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Other names: 425-1820; LH79520N0M000

System-on-Chip
EXTERNAL CLOCKS
NOTES:
1. PCLK is the period chosen for the internal peripheral
2. MAX. period is DC. See ‘Recommended Operating Conditions’.
Preliminary Data Sheet
tCLKIN
tCLKINH
tCLKINL
tSSPCLK
tSSPCLKH SSPCLK HIGH Time
tSSPCLKL
tUCLK
tUCLKH
tUCLKL
SYMBOL
clock domain.
Table 8. External Clocks AC Specifications
Figure 8. External Clock AC Timing
CLKIN Period
CLKIN HIGH Time
CLKIN LOW TIme
SSPCLK Period
SSPCLK LOW Time
UCLK
UCLK HIGH Time
UCLK LOW Time
tCLKINL
DESCRIPTION
tCLKIN
tCLKINH
MIN.
6.66
2.8
2.8
0.4
0.4
0.4
0.4
1
1
PCLK
PCLK
PCLK
PCLK
PCLK
PCLK
UNIT
79520-57
ns
ns
ns
9/10/03
Figure 9. Synchronous Serial I/F Clocks AC Timing
Figure 10. External UARTs/SIR Clock AC Timing
tSSPCLKH
tUCLKH
tSSPCLK
tUCLK
tSSPCLKL
tUCLKL
LH79520
79520-58
79520-59
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