AT87F51-24JI Atmel, AT87F51-24JI Datasheet - Page 8

• Manufacturer Part Number: AT87F51-24JI
• Description: IC MICRO CTRL 24MHZ 44PLCC
• Manufacturer: Atmel
• Series: 87Fr

Specifications of AT87F51-24JI

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 24MHz
• Connectivity: UART/USART
• Number Of I /o: 32
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: OTP Quick FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Peripherals: -

QuickFlash Programming and Verification Waveforms
8
P1.0 - P1.7
P2.0 - P2.3
ALE/PROG
(RDY/BSY)
(ENABLE)
PORT 0
P3.4
P2.7
EA/V
PP
t
t
SHGL
AVGL
Not
t
EHSH
V
PROGRAMMING
PP
t
DVGL
ADDRESS
DATA IN
t
GLGH
t
GHBL
t
GHDX
t
ELQV
t
GHAX
t
GHSL
LOGIC 1
LOGIC 0
BUSY
t
WC
VERIFICATION
DATA OUT
ADDRESS
t
AVQV
READY
t
EHQZ