AT83C5135 Atmel Corporation, AT83C5135 Datasheet - Page 145
AT83C5135
Manufacturer Part Number
AT83C5135
Description
Manufacturer
Atmel Corporation
Datasheet
1.AT83C5134.pdf
(166 pages)
Specifications of AT83C5135
Max. Operating Frequency
32 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)
512
Operating Voltage (vcc)
2.7 to 3.6
Timers
4
Mask Rom (kbytes)
16
Watchdog
Yes
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27.4.2
146
AT83C5134/35/36
External Program Memory Characteristics
Example: T
x = 30 ns
T = 50 ns
T
Table 27-2.
Table 27-3.
CCIV
= 4T - x = 170 ns
LLIV
Symbol
T
T
T
T
T
T
T
T
T
T
T
AVLL
LLAX
PLPH
PLAZ
LHLL
LLPL
PXIX
AVIV
LLIV
PLIV
PXIZ
T
Symbol Description
AC Parameters for a Fix Clock (F = 40 MHz)
and 20 MHz, Standard clock.
Symbol
T
T
T
T
T
T
T
T
T
T
T
PLPH
PLAZ
LHLL
AVLL
LLAX
LLPL
PXIX
PXIZ
AVIV
LLIV
PLIV
Parameter
Oscillator Clock Period
ALE Pulse Width
Address Valid to ALE
Address Hold after ALE
ALE to Valid Instruction In
ALE to PSEN
PSEN Pulse Width
PSEN to Valid Instruction In
Input Instruction Hold after PSEN
Input Instruction Float after PSEN
Address to Valid Instruction In
PSEN Low to Address Float
T
Min
25
40
10
10
15
55
0
Max
70
35
18
85
10
Units
7683C–USB–11/07
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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