AT89C5115 Atmel Corporation, AT89C5115 Datasheet - Page 9

• Manufacturer Part Number: AT89C5115
• Manufacturer: Atmel Corporation

Specifications of AT89C5115

• Flash (kbytes): 16 Kbytes
• Max. Operating Frequency: 40 MHz
• Cpu: 8051-12C
• Max I/o Pins: 20
• Uart: 1
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 62.5
• Sram (kbytes): 0.5
• Eeprom (bytes): 2048
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 5.5
• Timers: 4
• Isp: UART
• Watchdog: Yes

4128G–8051–02/08
associated nFET is switched off. This is traditional CMOS switch convention. Current
strengths are 1/10 that of pFET #3.
Note:
Figure 2. Internal Pull-up Configurations
OUTPUT DATA
INPUT DATA
READ PIN
During Reset, pFET#1 is not avtivated. During Reset, only the weak pFET#3 pull up the
pin.
2 Osc. PERIODS
VCC
p1(1)
n
VCC
p2
VCC
p3
P1.x
P2.x
P3.x
P4.x
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