AT89C51RC2-3CSCM 查看數據表（PDF） - Atmel Corporation

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AT89C51RC2-3CSCM

8-bit Microcontroller with 16K/32K Bytes Flash

Atmel Corporation 

If IOL exceeds the test condition, VOL may exceed the related specification. Pins are not guaranteed to sink current greater

than the listed test conditions.

7. For other values, please contact your sales office.

8. Icc Flash Write operation current while an on-chip flash page write is on going.

Figure 46. ICC Test Condition, Active Mode

VCC

ICC

VCC

VCC

P0

VCC

RST EA

(NC)

CLOCK

SIGNAL

XTAL2

XTAL1

VSS

All other pins are disconnected.

Figure 47. ICC Test Condition, Idle Mode

VCC

ICC

VCC

VCC

P0

RST EA

(NC)

CLOCK

SIGNAL

XTAL2

XTAL1

VSS

All other pins are disconnected.

Figure 48. ICC Test Condition, Power-down Mode

VCC

ICC

VCC

VCC

P0

RST EA

(NC)

XTAL2

XTAL1

VSS

All other pins are disconnected.

Figure 49. Clock Signal Waveform for ICC Tests in Active and Idle Modes

VCC-0.5V

0.45V

0.7VCC

0.2VCC-0.1

TCHCL

TCLCH

TCLCH = TCHCL = 5ns.

110 AT89C51RB2/RC2

4180E–8051–10/06

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