AT89LP52 Atmel Corporation, AT89LP52 Datasheet - Page 22

• Manufacturer Part Number: AT89LP52
• Manufacturer: Atmel Corporation

Specifications of AT89LP52

• Flash (kbytes): 8 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 36
• Uart: 1
• Sram (kbytes): 0.25
• Eeprom (bytes): 256
• Self Program Memory: IAP
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 3
• Isp: SPI
• Watchdog: Yes

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AT89LP51/52
Figure 3-16. MOVX with One Wait State (WS = 01B)
Figure 3-17. MOVX with Two Wait States (WS = 10B)
Figure 3-18. MOVX with Three Wait States (WS = 11B)
CLK
CLK
CLK
ALE
ALE
ALE
WR
WR
WR
RD
RD
RD
P2
P0
P0
P2
P0
P0
P2
P0
P0
P2 SFR
P0 SFR
P0 SFR
P2 SFR
P0 SFR
P0 SFR
P2 SFR
P0 SFR
P0 SFR
S1
S1
S1
DPL OUT
DPL OUT
DPL OUT
DPL OUT
DPL OUT
DPL OUT
S2
S2
S2
S3
S3
S3
DPH or P2 OUT
DPH or P2 OUT
DATA OUT
FLOAT
W1
W1
W1
DPH or P2 OUT
DATA OUT
FLOAT
DATA OUT
FLOAT
W2
W2
S4
P2 SFR
P0 SFR
P0 SFR
W3
S4
P2 SFR
P0 SFR
P0 SFR
S4
P2 SFR
P0 SFR
P0 SFR
3709D–MICRO–12/11