AT89C5131A-M Atmel Corporation, AT89C5131A-M Datasheet - Page 166

• Manufacturer Part Number: AT89C5131A-M
• Manufacturer: Atmel Corporation

Specifications of AT89C5131A-M

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 48 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 1.25
• Eeprom (bytes): 1024
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 4
• Isp: UART/USB
• Watchdog: Yes

27.4.3
166
AT89C5130A/31A-M
External Program Memory Read Cycle
PORT 0
PORT 2
PSEN
ALE
INSTR IN
OR SFR-P2
ADDRESS
Table 27-4.
Symbol
T
T
T
T
T
T
T
T
T
T
LHLL
T
T
PLPH
LHLL
AVLL
LLAX
PLAZ
LLPL
PXIX
PXIZ
AVIV
T
LLIV
PLIV
T
LLAX
AVLL
A0-A7
AC Parameters for a Variable Clock
T
AVIV
ADDRESS A8-A15
T
LLIV
T
LLPL
TPLAZ
T
PLIV
Type
Max
Max
Max
Max
Max
Min
Min
Min
Min
Min
Min
T
PLPH
INSTR IN
T
PXIX
12 T
Standard
Clock
2 T - x
4 T - x
3 T - x
3 T - x
5 T - x
CLCL
T - x
T - x
T - x
T - x
x
x
T
PXIZ
T
PXAV
A0-A7
X2 Clock
0.5 T - x
0.5 T - x
0.5 T - x
1.5 T - x
1.5 T - x
0.5 T - x
2.5 T - x
2 T - x
T - x
x
x
ADDRESS A8-A15
X Parameter
INSTR IN
10
15
15
30
10
20
40
40
10
0
7
4337K–USB–04/08
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns