AT83C5135 Atmel Corporation, AT83C5135 Datasheet - Page 153

• Manufacturer Part Number: AT83C5135
• Manufacturer: Atmel Corporation

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

27.6.0.2
154
AT83C5134/35/36
Timings
Test conditions: capacitive load on all pins= 50 pF.
Table 27-15. SPI Interface Master AC Timing
V
Note:
DD
= 2.7 to 5.5 V, T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
CHCH
CHCX
CLCX
SLCH
IVCL
CLIX
CLOV,
CLOX
CLSH
SLOV
SHOX
SHSL
ILIH
IHIL
OLOH
OHOL
CHCH
CHCX
CLCX
IVCL
CLIX
CLOV,
CLOX
T
interface operates in X1 mode.
PER
, T
, T
, T
, T
Symbol
, T
, T
, T
, T
T
T
IVCH
CHIX
IVCH
CHIX
is XTAL period when SPI interface operates in X2 mode or twice XTAL period when SPI
CHOV
CHOV
SLCL
CHSH
CHOX
CHOX
A
= -40 to +85°C
Clock Period
Clock High Time
Clock Low Time
SS Low to Clock edge
Input Data Valid to Clock Edge
Input Data Hold after Clock Edge
Output Data Valid after Clock Edge
Output Data Hold Time after Clock Edge
SS High after Clock Edge
SS Low to Output Data Valid
Output Data Hold after SS High
SS High to SS Low
Input Rise Time
Input Fall Time
Output Rise time
Output Fall Time
Clock Period
Clock High Time
Clock Low Time
Input Data Valid to Clock Edge
Input Data Hold after Clock Edge
Output Data Valid after Clock Edge
Output Data Hold Time after Clock Edge
Parameter
Master Mode
Slave Mode
2T
2T
2T
PER
Min
100
PER
PER
0.8
0.8
50
50
50
50
2
0
0
4
0
+120
-20
-20
2T
4T
PER
Max
PER
100
100
50
20
2
2
+100
+20
7683C–USB–11/07
T
T
T
T
Unit
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
PER
PER
PER
PER