AT89C51IC2-RLTIL Atmel, AT89C51IC2-RLTIL Datasheet - Page 137

• Manufacturer Part Number: AT89C51IC2-RLTIL
• Description: IC 8051 MCU FLASH 32K 44VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51IC2-RLTIL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

External Data Memory Read Cycle
Serial Port Timing - Shift
Register Mode
4301D–8051–02/08
PORT 0
PORT 2
ALE
PSEN
RD
OR SFR-P2
ADDRESS
Table 99. Symbol Description
Table 100. AC Parameters for a Fix Clock
Table 101. AC Parameters for a Variable Clock
Symbol
Symbol
T
T
T
T
T
T
T
T
T
T
QVHX
XHQX
XHDX
XHDV
QVHX
XHQX
XHDX
XHDV
XLXL
XLXL
Symbol
T
T
T
T
T
QVHX
XHQX
XHDX
XHDV
XLXL
A0-A7
Type
Max
Min
Min
Min
Min
T
LLAX
T
AVWL
T
LLWL
Parameter
Serial port clock cycle time
Output data set-up to clock rising edge
Output data hold after clock rising edge
Input data hold after clock rising edge
Clock rising edge to input data valid
Standard
10 T - x
10 T - x
Clock
2 T - x
T
12 T
AVDV
x
T
Min
LLDV
300
200
30
0
ADDRESS A8-A15 OR SFR P2
X2 Clock
-M
T
5 T - x
5 T- x
RLAZ
T - x
6 T
x
X Parameter for -
T
M Range
RLRH
133
Max
20
50
117
0
DATA IN
T
Min
T
300
200
WHLH
30
RHDX
0
X Parameter for -L
Range
133
50
20
T
0
RHDZ
-L
Max
117
Units
ns
ns
ns
ns
ns
Units
137
ns
ns
ns
ns
ns