ATmega162 Atmel Corporation, ATmega162 Datasheet - Page 268

• Manufacturer Part Number: ATmega162
• Manufacturer: Atmel Corporation

Specifications of ATmega162

• Flash (kbytes): 16 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 35
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 1
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 6
• Input Capture Channels: 2
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

SPI Timing
Characteristics
268
ATmega162/V
See
Table 113. SPI Timing Parameters
Note:
Figure 116. SPI Interface Timing Requirements (Master Mode)
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
Figure 116
(Data Output)
(Data Input)
(CPOL = 0)
(CPOL = 1)
1. In SPI Programming mode, the minimum SCK high/low period is:
SS high to tri-state
MISO
MOSI
SCK to out high
– 2 t
– 3 t
SCK high/low
SCK to SS high
SS low to SCK
SCK
SCK
Rise/Fall time
Rise/Fall time
SCK high/low
SS low to out
Description
SS
SCK period
Out to SCK
SCK period
SCK to out
SCK to out
CLCL
CLCL
Setup
Setup
and
Hold
Hold
for f
for f
Figure 117
CK
CK
(1)
6
4
< 12 MHz
> 12 MHz.
MSB
5
MSB
for details.
Master
Master
Master
Master
Master
Master
Master
Master
Mode
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
7
4 • t
2 • t
2 • t
Min
10
20
t
ck
...
ck
ck
ck
...
50% duty cycle
See
0.5 • t
Table 68
Typ
3.6
10
10
10
10
15
15
10
2
sck
LSB
1
LSB
2
Max
1.6
3
8
2513K–AVR–07/09
ns
µs
ns