AT89C5132-RORUL Atmel, AT89C5132-RORUL Datasheet - Page 172

• Manufacturer Part Number: AT89C5132-RORUL
• Description: MCU 8051 FLASH USB 80TQFP
• Manufacturer: Atmel
• Series: AT89C513xr

Specifications of AT89C5132-RORUL

• Core Processor: C52X2
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: IDE/ATAPI, I²C, MMC, PCM, SPI, UART/USART, USB
• Peripherals: I²S, POR, WDT
• Number Of I /o: 44
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 2x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

23.3.8
23.3.8.1
23.3.8.2
23.3.8.3
23.3.9
23.3.9.1
172
AT89C5132
Flash Memory
External Clock Drive and Logic Level References
Definition of Symbols
Timings
Waveforms
Definition of Symbols
Table 121. Flash Memory Timing Symbol Definitions
Table 122. Flash Memory AC Timing
V
Figure 23-21. Flash Memory – ISP Waveforms
Note:
Figure 23-22. Flash Memory – Internal Busy Waveforms
Table 123. External Clock Timing Symbol Definitions
T
T
T
N
T
DD
SVRL
RLSX
BHBL
FDR
FCY
= 2.7 to 3.3V, T
Symbol
1. ISP must be driven through a pull-down resistor (see Section “In-system Programming”,
R
C
S
B
page 158).
FBUSY bit
ISP
RST
Signals
Signals
(1)
Input ISP Valid to RST Edge
Input ISP Hold after RST Edge
FLASH Internal Busy (Programming) Time
Number of Flash Write Cycles
Flash Data Retention Time
A
ISP
RST
FBUSY flag
Clock
= -40° to +85°C
Parameter
T
SVRL
T
BHBL
T
RLSX
100K
Min
50
50
10
H
L
V
X
L
X
Typ
10
Conditions
Conditions
Low
Valid
No Longer Valid
High
Low
No Longer Valid
Max
4173E–USB–09/07
Cycle
Year
Unit
ms
ns
ns