ATmega16HVB Atmel Corporation, ATmega16HVB Datasheet - Page 233
ATmega16HVB
Manufacturer Part Number
ATmega16HVB
Description
Manufacturer
Atmel Corporation
Specifications of ATmega16HVB
Flash (kbytes)
16 Kbytes
Pin Count
44
Max. Operating Frequency
8 MHz
Cpu
8-bit AVR
# Of Touch Channels
8
Hardware Qtouch Acquisition
No
Max I/o Pins
17
Ext Interrupts
15
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
12
Adc Speed (ksps)
1.9
Resistive Touch Screen
No
Temp. Sensor
Yes
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
4.0 to 25
Operating Voltage (vcc)
4.0 to 25
Fpu
No
Mpu / Mmu
no / no
Timers
2
Output Compare Channels
4
Input Capture Channels
2
32khz Rtc
No
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATmega16HVB-8X3
Manufacturer:
LT
Quantity:
51
Part Number:
ATmega16HVB-8X3
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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Figure 32-1. Two-wire serial bus timing.
32.14 SPI timing characteristics
Table 32-16. SPI timing parameters.
Note:
8042D–AVR–10/11
SCL
SDA
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
1. Refer to
t
Description
SCK period
SCK high/low
Rise/fall time
Setup
Hold
Out to SCK
SCK to out
SCK to out high
SS low to out
SCK period
SCK high/low
Rise/fall time
Setup
Hold
SCK to out
SCK to SS high
SS high to tri-state
SS low to SCK
SU;STA
”Serial programming” on page 207
(1)
See
details.
Figure 32-2 on page 234
t
HD;STA
t
t
of
LOW
t
HIGH
for serial programming requirements.
t
HD;DAT
Mode
Master
Master
Master
Master
Master
Master
Master
Master
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
and
SPI interface timing requirements (Slave mode).234
t
LOW
4 • t
2 • t
t
Minimum
SU;DAT
ck
ck
10
20
20
t
ck
+ 40ns
+ 20ns
ATmega16HVB/32HVB
See
50% duty cycle
on page 106
0.5 • t
Figure 18-5
Typical
3.6
1.6
10
10
10
10
15
15
10
sck
t
SU;STO
t
r
Maximum
t
BUF
Units
ns
µs
ns
233
for
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