AT80C51RD2-SLSUM Atmel, AT80C51RD2-SLSUM Datasheet - Page 70

• Manufacturer Part Number: AT80C51RD2-SLSUM
• Description: MCU, 8BIT, 8051, 5V, SPI, 20MHZ, 44PLCC
• Manufacturer: Atmel

Specifications of AT80C51RD2-SLSUM

• Controller Family/series: (8051) 8052
• No. Of I/o's: 32
• Ram Memory Size: 1280Byte
• Cpu Speed: 40MHz
• No. Of Timers: 3
• No. Of Pwm Channels: 5
• Core Size: 8bit
• Oscillator Type: External Only
• Processor Series: AT80x
• Core: 8051
• Data Bus Width: 8 bit
• Program Memory Type: ROMLess
• Data Ram Size: 1280 B
• Interface Type: UART, SPI
• Maximum Clock Frequency: 60 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: PLCC
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• Cpu Family: AT80
• Device Core: 8051
• Device Core Size: 8b
• Frequency (max): 40MHz
• Program Memory Size: Not Required
• Total Internal Ram Size: 1.25KB
• # I/os (max): 32
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.5.9
11.5.10
Figure 11-10. EPROM Programming and Verification Waveforms
70
* 8KB: up to P2.4, 16KB: up to P2.5, 32KB: up to P3.4, 64KB: up to P3.5
AT/TS8xC51Rx2
EPROM Programming and Verification Characteristics
EPROM Programming and Verification Waveforms
ALE/PROG
CONTROL
(ENABLE)
SIGNALS
P1.0-P1.7
P2.0-P2.5
P3.4-P3.5*
EA/V
PP
P0
T
verifying
V
A
CC
= 21°C to 27°C; V
Symbol
1/T
T
T
T
T
T
T
T
T
T
T
T
V
GHAX
DVGL
GHDX
EHSH
SHGL
GHSL
GLGH
AVQV
EHQZ
I
AVGL
ELQV
PP
CLCL
PP
T
T
DVGL
T
SHGL
AVGL
T
GLGH
Parameter
Programming Supply Voltage
Programming Supply Current
Oscillator Frquency
Address Setup to PROG Low
Adress Hold after
Data Setup to PROG Low
Data
(Enable) High to V
V
V
PROG Width
Address to Valid Data
ENABLE Low to Data Valid
Data Float after ENABLE
PP
T
PP
EHSH
Setup to PROG Low
Hold after
PROGRAMMING
Hold after
SS
ADDRESS
DATA IN
= 0V; V
V
PP
PROG
PROG
PROG
PP
CC
= 5V ± 10% while programming. V
T
GHDX
T
T
GHAX
GHSL
V
CC
T
ELQV
VERIFICATION
48 T
48 T
48 T
48 T
48 T
ADDRESS
12.5
Min
DATA OUT
10
10
90
4
0
CLCL
CLCL
CLCL
CLCL
CLCL
T
AVQV
CC
T
48 T
48 T
48 T
= operating range while
EHQZ
Max
110
13
75
6
CLCL
CLCL
CLCL
4188F–8051–01/08
Units
MHz
mA
µs
µs
µs
V