AT89LP4052 Atmel Corporation, AT89LP4052 Datasheet - Page 84

• Manufacturer Part Number: AT89LP4052
• Manufacturer: Atmel Corporation

Specifications of AT89LP4052

• Flash (kbytes): 4 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 15
• Spi: 1
• Uart: 1
• Sram (kbytes): 0.25
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 2
• Isp: SPI
• Watchdog: Yes

24.6.3
24.6.4
24.6.5
24.6.6
84
AT89LP2052/LP4052
I
I
Clock Signal Waveform for I
I
CC
CC
CC
Test Condition, Active Mode, All Other Pins are Disconnected
Test Condition, Idle Mode, All Other Pins are Disconnected
Test Condition, Power-down Mode, All Other Pins are Disconnected, V
0.45V
V
CC
- 0.5V
0.2 V
CC
CLOCK SIGNAL
CLOCK SIGNAL
0.7 V
Tests in Active and Idle Modes, t
CC
t
CHCL
- 0.1V
CC
(NC)
(NC)
(NC)
RST
XTAL2
XTAL1
GND
RST
XTAL2
XTAL1
GND
RST
XTAL2
XTAL1
GND
t
CHCX
P1, P3
P1, P3
P1, P3
V
V
V
CC
CC
CC
t
CLCL
I
I
I
CC
CC
CC
t
V
V
V
V
V
V
CLCH
CLCH
CC
CC
CC
CC
CC
CC
t
CHCX
= t
CHCL
CC
= 5 ns
= 2V to 5.5V
3547J–MICRO–10/09